SA9504 datasheet(6/22 Pages) PHILIPS

6 / 22 page

Philips Semiconductors

Preliminary specification

SA9504

Dual-band, PCS(CDMA)/AMPS

LNA and downconverter mixers

1999 Oct 28

LNA

AC ELECTRICAL CHARACTERISTICS

VCC = 2.7 V; Tamb = 25°C

LIMITS

PARAMETER

TEST CONDITIONS

MIN

–3

TYP

MAX

UNIT

Cellular band LNA

RF input frequency range

869

894

MHz

Gain

15.5

16.5

17.5

Noise Figure

1.6

1.9

Input IP3

2 tones of –30 dBm each,

∆f=60 kHz

–7

–6

dBm

2 tones of –30 dBm each,

∆f=800 kHz

–3

–1.5

dBm

S11

With external matching

–10

S22

–15

S12

–40

LO (input and output) to LNA

input isolation

LO single-ended in, single-ended out, with

and without doubler. 0 dBm LO in, (Tx) LO

bff

All modes

buffer ON.

PCS band LNA

RF input frequency range

1810

1990

MHz

Gain

13.8

14.8

Noise Figure

2.0

2.4

Input IP3

2 tones of –30 dBm each,

∆f=800 kHz

1.5

dBm

S11

With external matching

–9

S22

–12

S12

–40

LO (input and Output) to LNA

input isolation

LO single-ended in, single-ended out, with

and without doubler 0 dBm LO in (Tx) LO

in ut isolation

and without doubler. 0 dBm LO in, (Tx) LO

buffer ON.

TYPICAL LNA SPECIFICATIONS WITH TEMPERATURE VARIATION AT –40

°C AND +85°C

VCC = 2.7 V

SPECIFICATION

CONDITIONS

TEMPERATURE

UNIT

SPECIFICATION

CONDITIONS

–40

°C

+25

°C

+85

°C

UNIT

Cellular band LNA

Supply current variation

–100

µA

Gain variation

–1

Noise Figure variation

–0.3

0.3

Input IP3 variation

∆f = 60 kHz

–0.35

0.3

dBm

PCS band LNA

Supply current variation

–40

µA

Gain variation

0.8

–1

Noise Figure variation

–0.4

0.4

Input IP3 variation

0.9

–1

dBm

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