CXA3099N View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

MFG CO.

CXA3099N

IF Amplifier for M-ary FSK Pagers

Sony Semiconductor 

CXA3099N

Pin Description

Pin

Symbol

No.

1

IF IN

Pin voltage

1.4 V

Equivalent circuit

20k 20k

VCC

1.5k

1.5k

1

Description

IF limiter amplifier input.

2

GND

3

B.S.

4

FSK REF

5

QUAD

6

DET OUT

—

—

0.2 V

1.4 V

0.2V

72

3

40k

140k

72

4

GND

Ground.

Controls the battery saving.

Setting this pin low suspends the

operation of IC. (Applied voltage

range: –0.5 V to +7.0 V)

GND

VCC

Connects the capacitor that

determines the low cut-off

frequency for the entire system.

GND

5

20p

VCC

22k

20k

Connects the phase shifter of FM

detector circuit.

GND

50p

6

72 55k

VCC

FM detector output.

GND

—3—

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