MSM9831 View Datasheet(PDF) - Oki Electric Industry

Part Name

Description

Manufacturer

MSM9831

VOICE SYNTHESIS LSI with on-chip 384Kbit MASK ROM

Oki Electric Industry 

¡ Semiconductor

PIN CONFIGURATION (TOP VIEW)

ST 1

PI 2

GND 3

AOUT 4

8 PDWN

7 XT

6 XT

5 VDD

BLOCK DIAGRAM

8-pin Plastic SOP

MSM9831-xxx

ST

PI

PDWN

XT

XT

Serial

Interface

Timing

Controller

OSC

Circuit

5

16-bit Address

controller

16

384-Kbit ROM

8

2-Kbit ROM

Phrase Control Table

8

2-Kbit ROM

Phrase Addres Table

Reset, Power Down

8

PCM

Synthesizer

10

10-bit DAC

LPF

Test ROM 2-Kbit

PCM data Area

378-Kbit

VDD GND

AOUT

2/22

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