STA001 datasheet(6/20 Pages) STMICROELECTRONICS

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STA001

6/20

Figure 1. Typical IF Overall Gain vs Control Voltage

Noise figure contribution

Measurement conditions: Input SIP, NIP

pins; output SOP, NOP pins. Rs=50Ω,

Rl=200Ω, DSB, Gain = 65dB

9dB

1dBcp

Input 1 dB compression

point

Gain = 65dB

-50

dBm

1dBcpfg

Input 1 dB compression

point full gain

Gain = 81dB

-66

dBm

IIP3

Input IP3

Gain = 65dB

-41

dBm

IIP3fg

Input IP3 full gain

Gain = 81dB

-57

dBm

Zin

Input impedance

Balanced, SOP, SON pins

Ω

Zout

Output impedance

Balanced, RXI, NRXI pins (see fig. 9)

200

Ω

VDC

SOP, SON common

mode DC voltage

AC coupled to the SAW filter

VDD-

1.2

VDD-1

VDD-

0.8

VDC

RXI, NRXI common

mode DC voltage

VDD-

2.1

VDD-

1.36

VDC

GADJ1, GADJ2 common

mode DC voltage

VDD-

0.15

VDD-

0.12

VDD

Zadj

Gain adjustment pins

impedance

Balanced, GADJ1, GADJ2 pins

800

Ω

BBleak

LO2 to BB leakage

Obtained using low pass filter at the output

-45

dBm

IF2leak

LO2 to IF2 leakage

Obtained with SAW filter connected to IF

port

-100

-30

dBm

IM3

Third order IM product

Vout=1VDDp

-30

dBc

ELECTRICAL CHARACTERISTCS (continued)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

0.7

0.75

0.77

0.79

0.8

0.82

0.84

0.86

0.88

0.9

V(AGC1, AGC2) (Volt)

IF gain (dB)

IF TOTAL VOLTAGE GAIN (dB)

input SOP,NOP output RXI,NRXI

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

2.1

2.2

2.3

2.4

2.5

2.6

2.7

V(AGC1, AGC2) (Volt)

IF gain (dB)

IF TOTAL VOLTAGE GAIN (dB)

input SOP,NOP output RXI,NRXI

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