HA12204NT データシートの表示（PDF） - Hitachi -> Renesas Electronics

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HA12204NT

Audio Signal Processor for Cassette Deck (Dolby B-type NR with Recording System)

Hitachi -> Renesas Electronics 

Pin No. Terminal Name Note

12

A/B

I = 50µA

Equivalent Circuit

V

22 k

HA12203NT/HA12204NT

Pin Description

I

Mode control input

100 k

13

A120 / 70

14

NORM / HIGH

15

B NORM / CROM

/ METAL

16

BIAS ON / OFF

17

RM ON / OFF

18

NR ON / OFF

20

LM ON / OFF

19

REC / PB / PASS

GND

2.5 V

+

–

21

MSOUT

I = 0µA

V

100 k

100 k

V

22 k

VCC

I

Mode control input

MS output

(to MPU)*1)

GND

30

GPCAL

V = GND

110 k

V

31

RECCAL

V = GND

VEE

GP gain Calibration

terminal

2.5 V

REC gain calibration

terminal

Rev.3, Jun. 1999, page 5 of 97

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