CXA3235N Ver la hoja de datos (PDF) - Sony Semiconductor

Número de pieza

componentes Descripción

Fabricante

CXA3235N

All Band TV Tuner IC with On-chip PLL

Sony Semiconductor 

Pin

Symbol

No.

23

VCC2

24 GND2

25 IFOUT

CXA3235/3236N

Equivalent circuit

—

—

8

VCC1

40

25

Pin voltage

(V)

Description

—

PLL circuit power supply.

—

PLL circuit GND.

2.3

IF output.

26 LOCK

27

CPE

28

CPO

VCC2 22

40k

26

5.0

(Lock)

0.2

(UNLock)

LOCK detection.

High when locked, Low when

unlocked.

VCC2

22

200

28

500

27

20k

NPN transistor connection for

0.6

varicap diode drive.

Charge pump output.

2.0

Connect a loop filter.

29

29 REFOSC

60k

30p

30p

Crystal connection for

4.3

reference oscillator.

30

VCC3

Power supply for external

—

supply.

—5—

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