AU2064A View Datasheet(PDF) - APLUS INTEGRATED CIRCUITS

Part Name

Description

Manufacturer

AU2064A

3 V, single chip voice synthesizer with 4-bit microprocessor

APLUS INTEGRATED CIRCUITS 

AU Series

Pad Description:

Pad No.

1

2-3

4

5

6

7-30

31

32-33

34

35-36

37-38

39

40-43

44

45

46

47

48

49

50-51

52-53

54

55-58

59-62

63

64-65

Pad Name

VDD

CUP1-2

OSCIN

OSCOUT

COM1

SEG1-24

VDD

COM2-3

GND

VSS1-2

S4-3

TRG

IOA1-4/S0-3

RESET

VOSC

COUT

VOUT1

VSS2

VOUT2

IOB1-2/S4-5

IOB3-4

INT/BUSY

P1-4

M1-4

N.C.

S2-1

I/O

Function Description

P Positive Power supply

I Voltage Halver Capacitor

I Crystal Oscillator Input, 32768Hz

I Crystal Oscillator Output, 32768Hz

O Common plate for LCD panel

O 24 segment outputs for LCD panel

P Positive Power supply

O Common plate for LCD panel

G Backup negative power supply

G Negative power supply

I Input port

I Audio output enable signal. Latch voice Section address

I/O Voice section address. Internal pull-up

I System reset

I Voice oscillator input

O Audio signal current output

O Audio signal voltage output

G Negative power supply

O Audio signal voltage output

I/O Voice section address. Internal pull-up.

I/O I/O port, 2 bits

I/O Voice busy status, CPU interrupt request

O Output port

I Input port

N.C.

I Input port

5

Rev 2.0

Share Link: