HA12226F datasheet(5/84 Pages) RENESAS

Part #	HA12226F

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

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Manufacturer	RENESAS [Renesas Technology Corp]

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HA12226F/HA12227F

Rev.6.00 Jun 15, 2005 page 5 of 83

Pin Description, Equivalent Circuit (cont.)

(VCC = 12 V, A system of single supply voltage, Ta = 25°C, No Signal, The value in the show typical value.)

Pin No.

Terminal Name

Note

Equivalent Circuit

Pin Description

15

ALC

ON/OFF

I = 20

µA

22 k

GND

V

I

100 k

Mode control input

16

PB

A/B

17

A

120/70

18

NORM/HIGH

19

B

NORM/CROM

20

BIAS ON/

OFF

22

RM

ON/OFF

23 *

2

NR ON/

OFF

25

LM ON/

OFF

24

REC/PB/PASS

2.5 V

100 k

−

+

V

22 k

Mode control input

26

MSOUT

I = 0

µA

V

I

VCC

D GND

MS output (to MPU) *

1

10

GPCAL

R = 110 k

Ω

R

2.5 V

GP gain calibration terminal

11

RECCAL

R = 110 k

Ω

REC gain calibration terminal

12

ALCCAL

R = 140 k

Ω

ALC operation level

calibration terminal

14

MSDET

n = 6

GND

VCC

n

0

µA

Time constant pin for MS *

1

13

ALCDET

n = 2

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HA12226F Datasheet(PDF) 5 Page - Renesas Technology Corp

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