CXA3099N View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXA3099N

IF Amplifier for M-ary FSK Pagers

Sony Semiconductor 

CXA3099N

Pin

Symbol

Pin voltage

No.

Equivalent circuit

VCC

Description

7

LPF IN

0.2 V

8

LPF OUT

0.2 V

7

72

Operational amplifier input.

GND

72

8

72

VCC

Level comparator and NRZ

comparator inputs. Output for

operational amplifier is

connected.

GND

VCC

7k 7k

9

RSSI

0V

10

DEV OUT

—

12

NRZ OUT

—

13

LVA OUT

—

9

70k

RSSI circuit output.

GND

72

10

12

13

Level comparator, NRZ

comparator and LVA comparator

outputs. They are open

collectors. (Applied voltage

GND

range: –0.5 V to +7.0 V)

11

CHARGE

0V

20k

11

100k

Controls the ON/OFF operation

of the quick-charge circuit.

Set this pin high to execute the

quick charge. (Applied voltage

range: –0.5 V to +7.0 V)

GND

—4—

Share Link: