LA7391AN View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LA7391AN

Global VHS-format VCR Video Signal Processor

SANYO -> Panasonic 

LA7391AN

Control Pin Function Chart

Pin No.

Pin 5

R/P switching

Pin 7

SP/EP switching

Pin13

EDIT2

PIC-CTL

Pin 14

SECAM

CTL

Pin 17

Special playback switching

Pin 27

MESECAM

CTL

Pin 33

QV, QH, CHAR

Pin 36

NTSC-CTL

Pin 40

DOC STOP control

Pin 41

ROTARY pulse

LP switch

L

Open

REC mode

Open

EP mode

2 V to 2.5 V

PIC-CTL

SOFT

Open

Normal mode

M

2.5 V to 3 V

PIC-CTL

HARD

Open

Before comb in SP

Open

Refer to Pin 33,

QV, QH, CHAR,

insertion diagram

H

Over 3.8V

PB mode

Over 3.9 V

SP mode

Over 3.6 V

EDIT ON

Over 4.0 V

SECAM mode

Over 3.5 V

(over 200 µA)

After comb in SP

Over 3.0 V

MESECAM mode

NTSC mode if current is

150 µA or more

Over 3.9 V

DOC STOP

ROTARY

PULSE

Tape

speed

SP or EP mode

LP mode

Pin 42

YNR/LNC switch

Line NC when

under 1 V in PB

Open

SP: LNC, LP/EP: YNR

Pin 33

QV, QH, CHAR, insertion

Through

Pin 33 control voltage

(V)

THROUGH CHAR QH

QV

No. 3951-10/11

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