CXA1737R 查看數據表（PDF） - Sony Semiconductor

零件编号

产品描述 (功能)

生产厂家

CXA1737R

AFM Stereo Signal Processor for 8 mm VCR

Sony Semiconductor 

Pin

No.

Symbol

Pin voltage

DC

AC

Equivalent circuit

CXA1737R

Description

20 MONOOUT —

MONODET discrimination

output pin. This pin is open

collector, and it is pulled up to

Vcc with 100kΩ resistor.

During parallel mode, this pin

VCC1 is also recording bilingual

control input pin.

• Specification for parallel CTL

20

—

5k

During recording:

Bilingual recording

mode when this pin

1V

5k STEREO: H 20µ

MONO: L

GND

MONODET OUT Bil Rec CTL IN

is set to low (0 to 1 V)

during low of Pin 32

(REC MONO mode).

During playback:

Outputs MONO

discrimination result.

Open for MONO;

Low for others.

• Specification for serial CTL

See Mode Control Tables of

3) SO control mode table.

21 RFAGCTC 2.48V

—

21

1k

VCC – 1.1V

VCC2

RFAGC time constant pin.

40µ

GND

22 PBRFIN

—

Reference 22

147 17k

input AFM

15mVp-p

17k

(1.5MHz)

VCC – 1.15V

VCC2

50µ

GND

Input pin for PB RF signal.

The reference input level is

approximately 200mVp-p

(Y + C + AFM).

Note that the reference input

level of AFM 1.5MHz

component is 15mVp-p.

–8–

Share Link: