37rf lo if max2681 +2.7v +5.5v 400mhz 2500mhz 10mhz 500mhz 0.1µa lo vswr(400mhz 2.5ghz) 2.0:1...

22
2 3 CPU 8 12 T/H 1.5Gsps 8 ADC (MAX108) 16 QSOP 12 ADC (MAX1290– MAX1297) 16 10/12 DAC (MAX5302/MAX5304) 16 SOT23-5 1.8V / (MAX917– MAX920) 17 54 (MAX4074/MAX4075) 17 SC70 / 10V/μs (MAX4490) 17 / 5000V/μs (MAX4444/MAX4445) 17 6500V/μs (MAX4447/4448/4449) 18 SC70 210MHz (MAX4450) 18 ±36V (MAX4505) 18 -80dB (MAX4584– MAX4587) 19 10(MAX4614/4615/4616) 18 5(MAX4621/4622/4623) 18 2.5/5R ON SPST CMOS (MAX4661– MAX4669) 19 IC Li+ (MAX1679) 20 USB (MAX1607/1693/1694/893L) 20 (MAX1714) 19 IC ±15kV ESD 1μA RS-232 (MAX221/MAX221E) 20 3.0V 1μA RS-232 ±15kV ESD (MAX3386E/MAX3387E) 20 IC CDMA 50% (MAX2264– MAX2269) 21 CDMA IF VCO (MAX2310/12/14/16) 21 SiGe LNA/ IC (MAX2320/24/26/27/29) 22 SiGe LNA GSM (MAX2651/2652/2653) 22 900MHz LNA/ 8mA (MAX2685) 21 IC SDH/SONET (MAX3676) 23 4 (MAX3831) 22 3V 2.5Gbps (MAX3890) 23 μP SOT23 (MAX6355/MAX6356) 23 37

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Page 1: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

2

3CPU 8

12

• T/H 1.5Gsps 8 ADC (MAX108) 16• QSOP 12 ADC (MAX1290– MAX1297) 16• 10/12 DAC (MAX5302/MAX5304) 16

• SOT23-5 1.8V / (MAX917– MAX920) 17• 54 (MAX4074/MAX4075) 17• SC70

/ 10V/µs (MAX4490) 17/

• 5000V/µs (MAX4444/MAX4445) 17• 6500V/µs (MAX4447/4448/4449) 18• SC70 210MHz (MAX4450) 18

• ±36V (MAX4505) 18• -80dB (MAX4584– MAX4587) 19• 10Ω (MAX4614/4615/4616) 18• 5Ω (MAX4621/4622/4623) 18• 2.5Ω/5Ω RON SPST CMOS (MAX4661– MAX4669) 19

IC• Li+ (MAX1679) 20• USB (MAX1607/1693/1694/893L) 20• (MAX1714) 19

IC• ±15kV ESD 1µA RS-232 (MAX221/MAX221E) 20• 3.0V 1µA RS-232 ±15kV ESD (MAX3386E/MAX3387E) 20

IC• CDMA 50% (MAX2264– MAX2269) 21• CDMA IF VCO (MAX2310/12/14/16) 21• SiGe LNA/ IC (MAX2320/24/26/27/29) 22• SiGe LNA GSM (MAX2651/2652/2653) 22• 900MHz LNA/ 8mA (MAX2685) 21

IC• SDH/SONET (MAX3676) 23• 4 (MAX3831) 22• 3V 2.5Gbps (MAX3890) 23

µP• SOT23 (MAX6355/MAX6356) 23

37

Page 2: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

; ;

8QAM π/4DQPSK

GST-3

GST-3 IC( SiGe ) ( fT)

35GHz ( 1)

+ (LNA) (1.9GHz)

LNA(NF )

G = OUT/ IN

( F )

NF(SNR) : NF = 10log10F

F = SNR/ SNR= (PIN/NIN)/(POUT/NOUT)= NOUT/(NIN · G)

( Johnson) ( Schottky )

( Giacoleto 2 )

LNA

(0°K)

(Rbb') Vn(f) = 4kTRbb '

Vn(f) (V2/ Hz) k(1.38 · 10 -23 J/K) T Kelvin

(°C + 273° )

1.

R T

RT

*1900MHz RADIO FRONT END

MAX2681

MIXER

MAX2641

LNA*

NF = 1.3dB

GAIN = 14.4dB

IIP3 = -4dBm

NF = 7.0dB

GAIN = 14.2dB

IIP3 = -6.1dBm

3

Page 3: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

Inb(f)=2qIb=2qIc/βInb I2/Hz Ib

q ( 1.6 · 10-19 )

β

γn = 4kTRbb′ + RSOURCE 2qIc/β

Maxim GST-3 GST-2 (

27GHz )

Rbb'

β( )

RSOURCE = Vn(f)/Inb(f)

LNA

32

RC

6dB(β) (0dB)

(fT) LNA(G) β

[F = NOUT /(NIN G)]

GST-3 SiGe

P

80mV 100mV

(tb) tbfT 30%

GST-3 1/3 1/2

GST-2 fT fT

β

(MAX2641)

MAX2641 LNA

2GHz (1GHz

1.5dB 2GHz 2.5dB )

F 1 Vn (f)/R Inb (f) R

4kT

2 SOURCE 2 SOURCE= + +[ ]⋅

2. NPN Giacoleto

4

RLOAD

C

E

g · Vb′e = βlb

Cb′c

CbeRb′eInb

B′B Rbb′RSOURCE

4kTRbb′

C

E

B

3.

fC

GST-2BETA (1 + f/fC)

GST-3

fT = 27GHz fT = 35GHz

FREQUENCY(GHz)

GAIN (dB)NF (dB)

NF vs. FREQUENCY

Page 4: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

MAX2641 1400MHz 2500MHz

14.4dB -4dBm IP3 (IIP3) 30dB

1.3dB ( 1900MHz ) ( 4 )

SOT23-6 +2.7V +5.5V

3.5mA 2

VCC

(

)

( 1 ) LNA

LNA

NF

LNA

( IMD ) 5 POUT

MAX2681

-25dBm 1950MHz 1951MHz

POUT ω1

ω2 2ω1 2ω2 3ω1 3ω2

IM2 IM3 5( MHz

5

4.

LNA PERFORMANCE TUNED @ 1900MHz

MAX2641

GAIN (dB)

NF (dB)

1900

FREQUENCY (MHz)

200018000

1

2

13

14

15

16

LNA

VCC

VCC1000pF

1900MHz

1.2pFRFIN RFOUT

470pF 100pF2.5nH

BIAS GENERATOR

MAX2641

5.

PIN = ACOS (ω1t + ω2t)

POUT = K1PIN + K2PIN2 + K3PIN3

POUT + K1ACOS (ω1t + ω2t) + K2A2COS (ω1t + ω2t)2 + K3A3COS (ω1t + ω2t)3

ω1 ω2 ω1 ω2

2ω1 - ω2 2ω2 - ω1

IM3 IM32ω1 3ω12ω2 3ω2

IM2 = ω1 + ω2 2ω1 + ω2IM3

2ω2 + ω1IM3

IM2 = ω1 - ω2

Page 5: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

6. SiGe 0.5dBm IIP3 a 56dBc b

POUT

56dBc

FREQUENCY (GHz)

1.949 1.950 1.951 1.952

6

IIP3 = +0.5dBm

OIP3 = IIP3 + GAIN

56dBc

3dB/1dB1dB/1dB

POUT = PIN + PLO + GAIN

K3A3 = IM3 (2ω1 - ω2)

FUNDAMENTALSω1, ω2

POUT

PIN

-25dBm (6b)(6a)

) (2ω1-ω2)

(2ω2-ω1) ω1

ω2

POUT K1A

K2A2

K3A3

( 6a) 1dB

1dB(G1dB = G -1dB

MAX2681 POUT 1900MHz

IM3( 6b) -56dBc (SFDR)

PRFIN=-25dBm IIP3 = 0.5dBm

=8.4dB LO IF

1

MAX2681 ( )

ICC 8.7mA

(MAX2680)

SOT23-6 Gilbert

RF LO IF

MAX2681 +2.7V +5.5V

400MHz 2500MHz 10MHz

500MHz 0.1µA LO

VSWR ( 400MHz

2.5GHz) 2.0:1

MAX2641/MAX2681

4MHz QPSK

3dB NF (AntNF) LNA

LNA ( IM3 )

2dB NF 1900MHz LNA

NF MAX2681 11.1dB NF :

Total NF = filter NF + mixer NF =2dB + 11.1dB = 13.1dB

LNA NF

NF LNA

Total NF = LNA NF + (1/GLNA)(NFTOTAL - 1) = 2.054;NFTOTAL (dB) = 10log2.054 = 3.12dB.

Q P S K 1 0 - 3 B E R

Eb/No = 6.5dB +25°C

AbsNfl = -174dBm =10log(KT) T = +300°K

Page 6: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

7

K = 1.38 ·10-23 dB FiltBwth

= 10log(4MHz)= 66dB 1 QPSK

10-3 BER :

= AbsNfl + AntNF +

FiltBwth + NFTOTAL + Eb/No = -174dBm + 3dB +

66dB + 3.12dB + 6.5dB = -95.38dBm.

1.0GHz

Maxim

1900MHz IP3 0.5dBm

11.1dB ( SSB ) 8.4dB

8.7mA (fT)

5GHz

1. Richard Lodge, “Advantages of SiGe for GSMRF Front-Ends.” Maxim Integrated Products,Theale, United Kingdom.

2. Chris Bowick, RF Circuit Designs. (Howard W.Sams, & Co. Inc).

3. Tri T. Ha, Solid-State Microwave AmplifierDesign. A Wiley-Interscience publication, 1981,ISBN 0-471-08971-0.

Page 7: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

CPU

CPU

CPU DSP+1.5V +2.5V

1V

10A

(

) ( )

( )

+ =

CPU

CPU

“ ”

(

) CPU

DC-DC

5 ( 1) :

1) (ESR)

2) DC-DC

3)

4) “ESR ”(

)

5) ( )

2 3 5

DC-DC( 1 4 )

ESR

DC-DC ( MAX1711 100ns) 600MHz CPU

1.

1.6VNOM

+7.5%1.65V

-7.5%

ILOAD

CAPACITORSAG (2)

(dV/dt = IOUT/COUT)

ESR STEPDOWN & UP

(ISTEP · ESR)

CAPACITOR SOAR(µJ IN INDUCTIVE TRANSFER T0 COUT)

(3) RECOVERY

(1) (4)

(5)

VOUT

8

Page 8: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

DC-DC

600MHz CPU MAX1711

100ns 60

ESRCOUT • ILOAD STEP

? CPU

2

CPU( 1 ) 1.6V

7.5% ( CPU )

7.5% ( )

1.65V

CPU

/

DC-DC

DC-DC( 3 ) R4 R5

( )

1.6V 1.62V R6(RVP)

ESR RVP

RVP ESR(ESR • ILOAD )

(∆I • ESR)

( 7.5% ) 100ns(

1.62V ) ILOAD • RZ 4

5mΩCPU

(

) CPU

1.38W 0.4W ( 5, 6 )

( )

“ ”

2.“ ”

VMAX

VMIN

VMAX

VMIN

CONVENTIONAL DC-DC VOUT(RETURNS TO NOMINAL AFTER LOAD STEP)

VOLTAGE-POSITIONED DC-DC VOUT(DOES NOT RETURN TO NOMINAL)

LOAD CURRENT STEP

9

Page 9: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

MAX1711

V+VCC VDD

SHDN

SKIP

D0–D4

PGOOD

REF

TON

CC

GND

BST

DH

LX

DL

PGND

FBS

FB

GNDS

ILIM

ON/OFF

VBATT5V TO 20V

5V BIAS

LO NOISE

VID DACINPUTS

C41µF

R7OPTIONAL

R510k

R41M

C3470pF

5

TO REF

D1

Q2

Q1

C70.1µF

C61µF

C110µF 25V(x3)

D2

R120Ω

C51µF

L10.47µH TO 1µH

R6 (RVP)5Ω TO 10mΩ

1.6V15AC2

220µF(x2 TO x4)

10

IOUT(A) C1(µF) L1(µH) R6(RVP, mΩ) R7 C2(µF) Q1 Q2

7 (2) 10 1 10 (ILIM = VCC) (2) 220 IRF7807 IRF7805

10 (3) 10 0.68 8 (ILIM = VCC) (3) 220 IRF7811 IRF7809

12 (3) 10 0.47 7 220kΩ (4) 220 IRF7811 IRF7809

15 (4) 10 0.47 5 210kΩ (4) 220 IRF7811 IRF7809*

C1 = Ceramic Capacitor, C2 = Panasonic SP series: EEFUEOE221R.*For continuous 15A load, use (2) IRF7811 or (2) IRF7805 due to thermal limitation of IRF7809.

3. 15A R4, R5 R6 ( RVP )

5. RVP ESR ( COUT )“ ” ( 2 )

VOUT

ESRCOUT

COUT

RVP

1.62V

IDEAL SOURCE(WITH DELAY)

4. 3

1

2

3

4

VOUT50mV/div

PULSE10V/div

IIND5A/div

IOUT0.3A–14.3A/div

Page 10: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

[(VOUT • IOUT)/(VIN • IIN)](RLOAD= VOUT/IOUT)

RLOAD

( INP = VNP/RLOAD VNP =1.6V)

(VNP • INP)

(VOUT • IOUT)

100%

7 CPU

8%

11

7. CPU 8%14A 90%

82%

0.92

0.90

0.88

0.86

0.84

0.82

0.800 15105

EFFECTIVE AND MEASURED EFFICIENCYWITH VOLTAGE POSITIONING

LOAD CURRENT (A)EF

FICI

ENCY

(%)

MEASURED

EFFECTIVE

6.CPU

1.6VRLOAD

= 0.114Ω

POWER DISSIPATION = 22.4WCPU DISSIPATION = 22.4W

POWER DISSIPATION = 22.00W(BOTH RESISTORS)

CPU DISSIPATION = 21.02W

1.62V RLOADI = 14A ILOAD13.58A

CONVENTIONALDESIGN

VOLTAGE-POSITIONEDDESIGN

RDROP0.005Ω

1.55V

TOTAL POWER SAVED = 0.40WTOTAL CPU DISSIPATION SAVED = 1.38W

Page 11: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

(P(ε) )

P(ε)

(ε) (n)

P' (ε) P(ε)

:

[1]

P' (ε) P(ε) (

P(ε)

P(ε)

P(ε) 10-10

( 10-10)

P (ε)

(

) P(ε)( n ε )

P(ε) γ( 10-10)

[2]

P[ ] CL

CL :

0% 100%

CL P(ε) γ

P'(ε) = ε /n

CL P'(ε) γ

(1,2)

[3]

[3] n ( n )

k ( ) p( ) q

( )

/

/ / p + q = 1

n

N ( N )

4

[4]

3 4 1

P N 1 P Nn!

k! n k !p q

k N 1

nk n kε ε>( ) = − ≤( ) =

−( )

= +−

P N P kn!

k! n k !p qn

k 0

N

k 0

Nk n kε ≤( ) = ∑ ( ) =

−( )

= =−

P kn

kP q , where

n

kis defined as

n!

k! n k !n k n k( )=

−( )

CL P P n= ( ) <[ ]ε γ ε,

Pn n

P′ ε ε ε( ) =→ ∞

→ ( )

12

Page 12: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

p (

) p ph

( P(ε) ≤ 10-10 ph=10-10

99%)

4

n N ( ph )

P(ε > Ν|ph )

N ( P (ε > Ν|ph ) )

: (a) ; (b) pp h

N (b )

P(ε > Ν|ph ) (b )

ph = p N

N

p ph

CL%

P(ε) ( ) ph

[5]

CL

p( ph )

(CL) 5( N

N ) n N

np > 1(

) k np(1) ( 6 )

[6]

P kn!

k! n k !p q

n

np

k!e npn k n k

k

( ) =−( )

→∞

→ ( ) −−

CL P N p

1n!

k! n k !p 1 p

h

k 0

Nh k h n k

= >( ) =

−−( )

∑ ( ) −( )

=−

ε

1.

-0.020

0.02

0.040.060.08

0.10

0.120.14

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

BINOMIAL DISTRIBUTION

NUMBER OF EVENTS (k)

n = 108, p = 10-7, q = 1-10-7

P n(k

)

0.30.40.50.6

-0.10

0.10.2

0.70.80.91.01.1

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

CUMULATIVE BINOMIAL DISTRIBUTION

NUMBER OF EVENTS (k)

n = 108, p = 10-7, q = 1-10-7

ΣPn(

k)

13

n =

k = n

p =

q =

p + q = 1Mean (µ) = nqVariance (σ2) = npq

P kn!

k! n k !p qn k n k( ) =

−( )

CL 1 P (k)nk 0

N= − ∑

=

Page 13: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

7 6:

[eq. 7]

5 7 n :

( 5 )

( 7 )

[8]

[

N = 0 8

N > 0

1) ph p

P(ε) ≤ 10-10

8 p ph=10-10

2)

-ln(1 - CL) 2

3) 8 n( N= 0)

4) n/R

R

CL P(ε)

10-10

/ MAX3675 (622Mbps) MAX3875(2.5Gbps)

ph = 10-10

100%

99%

8 N 0 1 2 3

n 1

1 ( 2.5Gbps ) 18.5

99%

P(ε) ≤ 10-10 26.7

33.7: 99% P(ε) ≤ 10-10

MAX3675/MAX3875 P(ε)

1 N = 3(BERT)

1011 1011

622Mbps 2 41

2.5Gbps 40.2

(ε) ε ≤ 3

99% P(ε) ≤ 10-10

Dan Wolaver(3)

( )

(

)

(SNR) (

)

(MAX3675 MAX3875)

− = −

( )

= −−( )

+

( )

=

=

np 1n1 CL

np

k!

n1n 1 CL

p

1nnp

k!

pk

k 0

N

k

k 0

N

np

k!e 1 CL

k

k 0

Nnp

( )∑ = −=

P k 1 CLnk 0

N ( )∑ = −=

P knp

k!en

k 0

Nk

np

k 0

N( )∑ ≈( )

∑=

−=

2.

075% 85%80% 90% 95% 100%

TEST TIME vs. CONFIDENCE LEVEL

CONFIDENCE LEVEL

TEST

TIM

E

14

Page 14: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

(4, 5) :

[9]

Q(x) ( (6)

Q ) Microsoft

Excel NORMDIST 2

9 SNR(α) (PS) α

( PN) SNR PS/PN

PS/αPN P(ε)

9 2

ph

9

SNR

P QSNR

2Q

SNR

2electrical optionalε( ) =

=

15

≤ N 622Mbps 2.5GbpsN = (n) ( ) ( )

0 4.61 · 1010 74.1 18.5

1 6.64 · 1010 106 26.7

2 8.40 · 1010 135 33.7

3 1.00 · 1011 161 40.2

4 1.16 · 1011 186 46.6

1. (CL = 99% ph = 10-10 )

2. Q

zx= − µ

σ Q(z)1

2pe

z

x

2dx

2

=∞∫

3.71 10-4

4.26 10-5

4.75 10-6

5.19 10-7

5.61 10-8

5.99 10-9

6.36 10-10

6.70 10-11

7.03 10-12

1. Papoulis, Probability, Random Variables, and Stoc-hastic Processes. New York: McGraw-Hill, 1984.

2. K.S. Shanmugan and A.M. Breipohl, RandomSignals: Detection, Estimation, and Data Analysis.New York: John Wiley and Sons, 1988.

3. D.H. Wolaver, “Measure Error Rates Quickly andAccurately,” Electronic Design, pp. 89–98, May30, 1995.

4. J.G. Proakis, Digital Communications. NewYork: McGraw-Hill, 1995.

5. J.M. Senior, Optical Fiber Communications: Prin-ciples and Practice (second edition). EnglewoodCliffs, New Jersey: Prentice Hall, 1992.

6. B. Sklar, Digital Communications: Fundamentalsand Applications. Englewood Cliffs, New Jersey:Prentice Hall, 1988.

Q(z)

x

z

1 ex22

Page 15: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

16

NEW PRODUCTS

QSOP12 ADC

MAX1290–MAX1297 ADC12

( 420ksps)12 ADC

8 12+3V +5V

(2, 4, 6 8 )

/ /

( 2.5V ) 1VVDD

+3V +5V100ksps

1.5mA10µA

MAX1290–MAX1293 8MAX1294 – MAX1297

12

MAX1290–MAX1293+1.8V +5V

ADC

MAX1290–MAX1297 2428 QSOP

$5.60 (1000 )

8 (PECL)1.5Gsps

750M / MAX108

±5V +3V +5V

25mm x 25mm x 1.2mm 192(ESBGA™ )

MAX108MAX104

(1Gsps) MAX106 (600Msps) ADC

MAX108(MAX108 $850.00)

ESBGA Amkor/Anam

10/12DAC

12 MAX5302 10 MAX5304(DAC)DAC

8 µ MAX+5V

280µA 2µA

(DAC )

SPI ™QSPI™ MICROWIRE™

DACDAC

16DAC

TTL/CMOS

MAX5302/MAX5304 8µMAX $1.75 (1000

)

SPI QSPI Motorola, Inc.

MICROWIRE National Semiconductor Corp.

T/H1.5Gsps

8 ADCMAX108 8

1.5Gsps(ADC) (PSK QAM )

IF MAX108

8 1.5GspsADC

(1.5GHz) 47dBSINAD ( ) 54dB SFDR

750MHz47dB SINAD 54dB

SFDR ((1.0GHz)

42dB SINAD 45dBSFDR)

MAX108Maxim 27GHz IC

/ (T/H)

MAX108 INL DNL±0.25LSB 2.2GHz

0.5ps

1LSB

8:16

NEW PRODUCTS

Page 16: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

fC

GST 2BETA (1 + f/fC)

17

SOT23-51.8V

/MAX917– MAX920

+1.8V380nA MAX918 /

MAX919 1.245V ±1.5%750nA

/ ()

(Beyond-the-Rails™ )

MAX917/MAX919( ) MAX918/

MAX920 (VCC )

MAX917–MAX9205 SOT23 8 SO

$0.66 (1000)

Beyond-the-Rails Maxim

54

MAX4074/MAX4075 /(GainAmps™)

SOT23-5( 3mm x 3mm )

2727

ADC Sallen-KeyGainAmp

0.1%

MAX4074/MAX4075 27(-0.25V/V -100V/V) 27

(+1.25V/V +101V/V)+2.5V +5.5V

3MHz34µA

()

±17V 10kΩ

500pF

(MAX4074) 5 SOT23(MAX4075)

8 µMAX SO$0.68 (1000 )

GainAmps Maxim

5000V/µs

MAX4444/MAX4445 550MHz

-60dB SFDR (5MHz ) 5000V/µs

80MHz 0.1dB120mA

RF/

( 0.07%/0.05°)(25nV/√Hz) MAX4445

+2V/V MAX4444

+2V/V

3.5mA

16 SO$1.95 ( 1000

)

SC70

/10V/µs

10V/µ sMAX4490 5 SC70

2mm x 2.1mmSOT23-5

+2.7V +5.5V

RF

MAX4490 10MHz(GBW) 800µA

50pA2kΩ

/ ADC200pF

MAX4490 5SOT23 5 SC70

$0.55 (1000)

NEW PRODUCTS

OUT

VEEREF

IN+

MAX917

VCC

0.50 0.8SU

PPLY CURRENT

µA

Page 17: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

18

NEW PRODUCTS

SC70210MHz

MAX4450 210MHz

SC70 ( SOT23-5)

CD-ROM

MAX4450 +4.5V +11V±2.25V ±5.5V

6.5mA210MHz -3dB

485V/µs ±80mA

M A X 4 4 5 0 5 5 M H z0.1dB 0.02%/0.08°

/ -65dBcSFDR(5MHz )

MAX4450 5 SC70SOT23 $0.54(50,000

)

±36V

MAX4505±3 6 V ( )

±40V( )nA

19mA ()

MAX4505 (+9V+36V) (±8V ±18V)

( 100Ω )(

)5 S O T 2 3 8

µMAX $0.83 (1000)

6500V/µs

MAX4447/MAX4448/MAX4449430MHz

-78dBSFDR (5MHz ) 6500V/µs

50Ω ±6.2V

200MHz0.1dB 130mA

RF/

(0.01%/0.02°)(24nV/√Hz) MAX4447

+2V/V MAX4448/ MAX4449

+2V/V +5V/V

5.5mA

16SO $2.05 (1000

)

MAX4621/MAX4622/MAX4623

5Ω0.5Ω 0.5Ω

: <500pA (+25°C ) 5nA(+85°C )

: 250ns200ns

SPST MAX4621 DPSTMAX4623 ( NO )

SPDT MAX4622(NO) (NC)

+4.5V+36V ±4.5V ±18V

(VL)

TTL/CMOS

DG401/DG403/ DG405 16 DIP

SO $1.53(1000)

10Ω

MAX4614/MAX4615/MAX4616

+2.0V+5.5V

(5V 10Ω) MAX461474HC4066 CD4066

12ns tON 10ns tOFF(+25°C)

1Ω+0.8V

+5V TTL CMOS

MAX4614 (NO)MAX4615 ( NC )

MAX4616 NONC14 TSSOP SO DIP

$0.80 (1000)

Page 18: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

NEW PRODUCTS2.5Ω/5Ω RON

SPST CMOS

MAX4661–MAX4669 SPST CMOS

0.5Ω 0.5Ω

+85°C 5nA

2.5Ω5Ω

2.5Ω

MAX4661/MAX4664/MAX4667(NC) MAX4662/

MAX4665/MAX4668(NO) MAX4663/MAX4666/MAX4669( )

NC NO+4 .5V + 3 6 V

±4.5V ±20V

TTL/CMOS

RON(1.25Ω0.3Ω

0.3Ω) MAX4680/MAX4690/MAX4700( SPST)

MAX4661–MAX4669 16SSOP DIP SO SO

$1.91(1000)

MAX1714 PWM

( 1%)

CPU/RAM

Maxim(Quick-PWM™)

/100ns “ ”

PWMMAX1714

MOSFET

MAX1714

( +5V)

MAX1714 1V( CPU

DRAM ) ( VIDDAC

MAX1710/MAX1711MAX1715 )

MAX1714A( 20 QSOP) MAX1714B

(16 QSOP) $2.65(1000

)

Quick-PWM Maxim

19

-80dB

MAX4584 –MAX4587

/ 20kHz-80dB

-77dB 10MHz-68dB -70dB

+2.7V +5.5V(5V

65Ω ) 5Ω4Ω

MAX4584/MAX4585(SPST)

(SPDT) (NO)MAX4586/MAX4587 4 1

MAX4584/MAX45862 I2C

MAX4585/MAX4587 3SPI/QSPI/MICROWIRE

10µMAX MAX4584/MAX4585

$1.12 MAX4586/MAX4587$1.26 (1000

)

VCOM (V)

30

35

65

45

40

50

55

60

70

0 1 2 3 4 5

ON-RESISTANCE vs. VCOM AND SUPPLY VOLTAGE

R ON

(Ω)

V+ = 2.7V

V+ = 3.0V

V+ = 4.0V

V+ = 5.0V

V+ = 5.5V

Page 19: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

20

NEW PRODUCTSUSB

MAX1693 MAX1694 MAX893LMAX1607

PCMCIA( USB)

USB

MAX1693/MAX16941A

±50%

2AMAX1693/MAX1694

500mA

MAX1693/MAX1694 FAULT10ms

FAULT

10ms MAX1693FAULT ;

MAX1694 FAULT

MAX1694

10 µMAX ( 8SO )

MAX1607 MAX1693TPS2014/

TPS2015/TPS2041 ; MAX893L 10ms

MAX890L

14µA0.1µA

$0.80(1000)

Li+

MAX1679 P MOSFET

Li+

0.75%

MAX1679;

:

MAX1679

1µA

MAX1679 CHGLED

( / / ) Li+

4.2V4.0V

MAX1679 8 µMAX(MAX1679EVKIT)

$1.65(1000)

3.0V 1µA RS-232

±15kV ESDMAX3386E/MAX3387E RS-232

VLVL

RS-232/ ESD

±15kV ESD IEC 1000-4-2±8kV ESD IEC 1000-4-2±15kV

+3.0V +5.5VRS-232

1µA250kbps

0.1µF MAX3386E; MAX3387E

MAX3386E/MAX3387E 20TSSOP $2.52 (1000

)

±15kV ESD1µA

RS-232MAX221E/MAX221

RS-232TSSOP

/

+5V1µA

Maxim(AutoShutdown™)

BIOS250kbps

MAX221E RS-232 I/OESD : ±15kV ESD

IEC 1000-4-2±8kV ESD IEC 1000-4-2

±15kV ESD

MAX221/MAX221E 16TSSOP SSOP $1.10 (1000 )

AutoShutdown Maxim

Page 20: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

21

NEW PRODUCTSCDMA50%

MAX2264–MAX2269(PA) +2.7V

+5.0V PDC IS-98IS-136 900MHz

––– CDMA90%

+16dBm

CDMA(-45dBc/-56dBc)

MAX226537% 29.5dBm

+16dBm 7%

MAX226412% ;

MAX2266/MAX226917% +16dBm

MAX226432%

PA

ACPR

“ ”

CMOS

( ±0.8dB)

48%;55%

MAX2264– MAX226916 TSSOP ;

DCA MAX2264$3.56 (1000

)

CDMA IFVCO

MAX2310/MAX2312/MAX2314/MAX2316 IF

N-CDMA W-CDMA

;+2.7V

:(VGA) I/Q

IP3 ( 35dBIP3 -33dBm ; -35dBIP3 1.7dBm)110dB

MAX2310

IFIF

RF3

N-CDMA W-CDMA+2.75V

– 2.7Vp-p

MAX2310/MAX2312/MAX2314/MAX2316 28 QSOP

$4.02(1000 )

900MHz LNA/

8mA

MAX2685 (LNA)/8mA/900MHz

(IP3 ) IP3

900MHz

MAX2685 :21.1dB2.97dB -9.5dBmIP3( GaAs

1dB 9dB4 (6dB)) LNA

LNA 27dBIP3 20dB +10dBm

MAX2685

AMPS TDMA GSM

868MHz/900MHz ISM

MAX2685 LOLO LO ( -8dBm)

( 2.7V 5.5V)8.5mA( ) 3.8mA

( )3 NiCd 1 Li+

0.1µA

(MAX2685EVKIT)MAX2685 16

QSOP $1.37 (1000)

LOBUFFER

MIXER

IMAGEFILTER

LNA

IF OUTSMALL

16 QSOP

6.0mm x 4.9mm

VCC GND SHUTDOWN LO IN

POWER MANAGEMENT

MAX2685

2685

Page 21: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

22

NEW PRODUCTS

SiGe LNAGSM

MAX2651/MAX2652/MAX2653 SiGe (LNA)

GSM900 DCS1800 PCS1900Maxim

SiGe

GSM

20dB

MAX2651/MAX2652 LNALNA GSM900

18dB1.2dB ; LNA

DCS1800 1.8dB18dB MAX2652

10 µMAX4.9mm x 3.0mm

M A X 2 6 5 3DCS1800 PCS1900 LNA

DCS1.7dB 18.5dB ;

PCS 1.8dB18.5dB ; 8 µMAX

10 µMAXMAX2653 1µA

+2.7V+3.3V

6mA 8mA ;2.2mA $1.19 (1000

)( MAX2651EVKIT MAX2652EVKITMAX2653EVKIT)

SiGe LNA/IC

SiGe IC (MAX2320/ MAX2324/MAX2326/MAX2327/ MAX2329) CDMA W- CDMATDMA PDC GSM

( LNA)/

MAX2320:

VCO ;LNA ; LNA

;

: +2.7V +3.6V

PCSPCS

PCSIP3 LNA

LNAIIP3

20 TSSOP-EP( ) $2.77(1000

)

4

MAX3831 4:1 1:4

2.5Gbps3.3V 2.5Gbps

SDH/SONET

SDH/SONET

/

MAX3876 (+2.5Gbps) MAX3831

3.3V MAX3831 1.45W2.5psRMS

8psp-p

MAX3831 622Mbps SDH/ SONET LVDS 2.488Gbps

CML10 bit

155.52MHz±7.5ns

TTL622Mbps SDH/SONET

MAX3831622MHz LVDS

( BIST )

MAX3831 64TQFP $29.95(1000

)

MAX2652

DCS/PCSOUT

DCS/PCSIN

GSMOUT

GSMIN

BAND SELECTSHUTDOWN

GAIN STEPVCC

POWERMGMT

HIGHGAIN

LOWGAIN

HIGHGAIN

LOWGAIN

Page 22: 37RF LO IF MAX2681 +2.7V +5.5V 400MHz 2500MHz 10MHz 500MHz 0.1µA LO VSWR(400MHz 2.5GHz) 2.0:1 MAX2641/MAX2681 4MHz QPSK 3dB NF (AntNF) LNA LNA ( IM3 ) 2dB NF 1900MHz LNA NF MAX2681

23

NEW PRODUCTS

3V2.5Gbps

MAX3890 16:1LVDS 3.3V

SDH/SONET 2.5GbpsSDH/SONET ATM

16 155Mbps2.5Gbps MAX3890MAX3867 (

APC ) MAX3866 TIAMAX3880 1:16

2.5Gbps

2.5Gbps MAX3890( 495mW)

( 3psRMS ) ITU/ Bellcore SDH/SONET1psRMS+3.3V MAX3890

(LVDS)

PECL

( P L L )155.52MHz 77.76MHz 51.84MHz

38.88MHz2.5GHz ;

MAX389064 TQFP

$69.90 (1000 )(MAX3890EVKIT)

SDH/SONETMAX3676 622Mbps 3.3V

ICSDH/SONET OC-48/STM-

16ITU/Bellcore

MAX3665MAX3681 1:4

622Mbps

MAX3676 +3.3V+5.0V 3.3V

237mW SDH/ SONET 8.0mUIRMS 1MHz

SDH/SONET0.54UIp-p

SOT23

MAX6355/MAX63566 SOT23

MAX6355/MAX6356( 5V

3.3V 3.3V 2.5V)

MAX6355/MAX635620µA

2.5%

VCC100ms ( )

MAX6355RESET ; MAX6356

RESET1.0V

MAX6355/MAX63566 SOT23

2500 ;10,000

$1.38 (2500)

MAX3675: PECL ;

(RSSI)(LOP)

PECL

(PLL)NRZ

PECLPLL (LOL)

(MAX3676EVKIT )MAX3676 32

TQFP $15.00 (1000)