LC7465 查看數據表（PDF） - SANYO -> Panasonic

零件编号

产品描述 (功能)

生产厂家

LC7465

Infrared Remote Control Transmitter IC

SANYO -> Panasonic 

Block Diagram

LC7465M

OSC1

OSC2

OSC

DIVIDER

TIMING

GENERATOR

KI0

KI1

KI2

KEY

KI3

INPUT

KI4

KI5

BUFFER

KI6

KI7

KEY

DATA

REGISTER

OUTPUT

CONTROL

KEY DIGIT

TIMING GENERATOR

GC CODE

REGISTER

VDD

VSS

TEST

NC

NC

REM

Pin Description

Number

Name

1 to 8

KI0 to KI7

9

REM

10

VDD

11

TEST

12

OSC1

13

14

15, 16

17

18 to 20

21

22

OSC2

VSS

NC

SEL

FCS1 to FCS3

GCH

GCL

23 to 30

KO0 to KO7

Equivalent circuit

Keyswitch scanning inputs

Description

LED driver output

Supply voltage

Test input. TEST should be tied HIGH or left open for normal operation

Ceramic oscillator input connection

Ceramic oscillator output connection

Ground

No connection. Should be left open

Function code mode select inputs

Function code select inputs

Product code select inputs

Keyswitch scanning outputs

No.3590–2/8

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