MSM6352 View Datasheet(PDF) - Oki Electric Industry

Part Name

Description

Manufacturer

MSM6352

Built-in DTMF Generator 4-Bit Microcontroller

Oki Electric Industry 

¡ Semiconductor

BLOCK DIAGRAM

R1

R2

R3

R4

R5

R6

R7

R8

I1

I2

I3

I4

C1

C2

C3

C4

O1

O2

O3

O4

EO1

EO2

EO3

EO4

IO1

IO2

IO3

IO4

IOE

HS

XT

XT

32kHz

DP OUT

DTMF OUT

BD

Z

PROGRAMMABLE DTMF

BD

C

G

ALU

TIMER

CIRCUIT CIRCUT

MPX

4bit BUS

L

L loop counter

TIMING

GENERATOR

ISNTRUCTION

DECODER

PC

MPX

STACK

CONTROL

VECTOR

ADDRESS

AC TEST VDD VSS

MSM6352

RAM

640 ¥ 4bits

DIN

DOUT

A9-A0

MPX

AR1

AR2

BP

AR1 address register

AR2

B bank register

P page register

DI3-D0

ROM

A10-A0 2048 ¥ 14bits

2/22

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