SA9503 datasheet(3/16 Pages) PHILIPS

3 / 16 page

Philips Semiconductors

Objective specification

SA9503

Dual-band, CDMA/AMPS LNA

and downconverter mixers

1999 Jul 29

BLOCK DIAGRAM

CELLULAR

PCS

RX BPF

Fo = 1960 MHz

BW = 60 MHz

PCS_IF

CDMA IF BPF

BW = 1.23MHz

×2

LO_OUT

LO_ENABLE

CEL

LO_IN

VCC

BIAS

CTRL

SA9503

FM_IF

FM IF BPF

BW = 30kHz

SR01935

MODE

SELECT

LOGIC

CDMA/FM

PCS/CELLULAR

CEL_IN

RX BPF

Fo = 881.5MHz

BW = 25 MHz

CEL_OUT

PCS_IN

PCS_OUT

RF_PCS

RF_CEL

CDMA_IF

PCS IF BPF

BW = 1.23MHz

PCS

LO_IN

Figure 1.

SA9503 Block Diagram

ABSOLUTE MAXIMUM RATINGS

PARAMETER

RATINGS

UNIT

Supply voltage (VCC)

–0.3 to +3.6

Gain control voltage

+3.6

Logic input voltage

–0.3 to VCC+0.3

Maximum power input

+20

dBm

Power dissipation (Tamb = 25°C)

800

Storage temperature range

–65 to +150

°C

RECOMMENDED OPERATING CONDITIONS

PARAMETER

TEST CONDITIONS

LIMITS

UNIT

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Supply voltage (VCC)

2.7

2.85

3.3

Operating ambient temperature range (Tamb)

–40

+85

°C

Logic input signal levels

LOW level input voltage range (VIL)

At logic 0

–0.3

0.2VCC

HIGH level input voltage range (VIH)

At logic 1

0.5VCC

VCC+0.3

Input bias current (Ibias)

At logic 1 or logic 0

–5

µA

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