CXA1202Q-Z datasheet(4/26 Pages) SONY

Part #	CXA1202Q-Z

Description	REC/PB Amplifier for VCR

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Manufacturer	SONY [Sony Corporation]

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CXA1202Q-Z/CXA1202R

No.

9

10

11

12

13

14

15

AGC TC

AGC OUT

HCHG

RF IN A

DOC

PULSE

RF IN B

DOC TC

4.25V

(Load:

150k

Ω

2.5V

—

(Open:

"L")

2.5V

H: 3.2V

L: 0V

2.5V

—

100

mVp-p

—

100

mVp-p

—

100

mVp-p

—

Emitter

follower

(IE = 1mA)

50k

Ω

—

Emitter

follower

(H: IE =

1mA)

20k

Ω

—

Symbol

Equivalent circuit

Description

I/O

resistance

DC

AC

Voltage

VCC

500

200

GND

9

200

1mA

VCC

GND

200

10

17

VCC

GND

11

50k

VCC

GND

150

20k

5

12

VCC

GND

100

80k

3.5k

13

VCC

GND

90

8k

15

3.3k

Pin to apply time constant of

envelope detection for RF AGC.

Optimum load resistance across

Vcc is 150k

Ω.

AGC output pin for PB VIDEO

signal (Max. gain of AGC AMP is

about 7dB).

Control signal input pin for RF SW

switching:

High (over 3V): selects RF IN A

Low (under 0.3V):

selects RF IN B

Input pin for RF switch and 12dB

AMP.

Dropout detection signal output

pin; High upon dropout.

Input pin for RF switch and 12dB

AMP.

Pin to connect time constant of

dropout detection.

Same as for Pin No. 12

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CXA1202Q-Z Datasheet(PDF) 4 Page - Sony Corporation

CXA1202Q-Z Datasheet(HTML) 4 Page - Sony Corporation

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