12

SL1925

Preliminary Information

Electrical Charqacterisitics

These characteristics are guaranteed by either production test or design. They apply within the specified

ambient temperature and supply voltage unless otherwise stated.

T

Characteristic

Value

Min

Typ

Max

Units

Conditions

Pin

Supply current, Icc

2,13,23

130

175

mA

RF input operating frequency

21,22

950

2150

MHz

SYSTEM

All system specification items should be

read in conjunction with Note 1.

System noise figure, DSB

21,22

19

dB

Maximum gain, AGC = 1V

Variation in system NF with gain

21,22

-1

dB/dB

See Figure 10

adjust

System input referred IP2

135

140

dB

µV

See Note 2.

System input referred IP3

110

113

dB

µV

See Note 3.

System conversion gain

Terminated voltage conversion gain into

load as in Figure 3.

AGC monotonic from Vee to Vcc, see

Figure 6

Minimum AGC gain

20

dB

AGC = 4.0V, 950MHz

Maximum AGC gain

59

dB

AGC = 1.0V, 950MHz

Gain Roll off

5

dB

950MHz to 2150MHz

System I/Q gain match

18,25

-1

+1

dB

Excluding interstage filter stage

System I/Q phase balance

18,25

-3

3

deg

Excluding interstage filter stage

System I & Q channel in band

18,25

1

dB

Excluding interstage filter stage

ripple

LO 2nd harmonic interference level

-50

dBc

See Note 5

LNA 2nd harmonic interference

-35

dBc

See Note 6

level

All other spurii on I & Q outputs

18,25

78

dB

µV

Within 0

→100MHz band, under all gain

settings, RF input set to deliver 108dB

µV

at baseband outputs

CONVERTER

Converter input impedance

21,22

75

Ω

See Figure 5

Converter input return loss

21,22

10

12

dB

Converter input referred IP2

21,22

121

130

dB

µV

See Note 4

Converter input referred IP3

21,22

110

112

dB

µV

See Note 4

Converter input referred IM2

21,22

-33

-24

dBc

See Note 4

Converter input referred IM3

21,22

-30

-26

dBc

See Note 4

Converter input referred 1dB

21,22

See Figure 9

gain compression (P1dB)

Converter conversion gain

Terminated voltage conversion gain in

load as in Figure 3.

Minimum AGC gain

-5

dB

AGC = 4.0V

Maximum AGC gain

30

dB

AGC = 1.0V

AGC gain control slope variation

Monotonic from Vee to Vcc, see Figure 6

AGC control input current

19

-250

250

µA

AGC bandwidth 100kHz