LC83026E データシートの表示（PDF） - SANYO -> Panasonic

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LC83026E

Digital Signal Processor for Karaoke Systems

SANYO -> Panasonic 

LC83026E

Pin Functions

Pin

Pin No. I/O

Function

OSC1

19

I Crystal oscillator connection (768fs)

OSC2

20

O Crystal oscillator connection (768fs)

FS384I

22

I 384fs input

SELC

8

I Audio clock source switching (High: external, low: internal)

SAIF

10

I Digital audio input mode switching (Low: backward packing, high: forward packing)

SAOF

11

I Digital audio output mode switching (Low: 48fs, high 64fs)

RES

9

I Reset

TEST5 to 1 16 to 12 I Test (Must be connected to ground during normal operation.)

P0

49

I Coefficient transfer mode control

P2 to P1 51, 50 I Initial operating mode control (A high level should be applied for normal operation.)

P3

52

O Microphone signal input level: Yes (low output)/No (high output) output

P4

53

O Music signal input level: Yes (low output)/No (high output) output

RAS

78

O RAS signal output

CAS

79

O CAS signal output

DREAD

80

O External memory read signal output

DWRT

1

O External memory write signal output

A8 to A0 67 to 59 O Address output

D7 to D0 68 to 71, I/O Data input and output (Normally only D0 to D3 are used)

74 to 77

LRCKI

23

I ASI L/R clock input (1fs)

LRCKO

4

O ASO L/R clock output (1fs)

BCKI

7

I ASI bit clock input (32fs or higher)

BCKO

3

O ASO bit clock output (48fs or 64fs)

FS384O

5

O ASO 384fs output

ASI

6

I Digital audio data input (16-bits, MSB first)

ASO

2

O Digital audio data output (16-bits, MSB first, backward packed)

ADL1

34

I A/D converter input (left channel)

ADL2

32

O A/D converter output (left channel)

ADL3

36

O A/D converter output (left channel)

ADR1

40

I A/D converter input (right channel)

ADR2

38

O A/D converter output (right channel)

ADR3

42

O A/D converter output (right channel)

ADM1

45

I A/D converter input (microphone)

ADM2

43

O A/D converter output (microphone)

ADM3

47

O A/D converter output (microphone)

DALP

25

O D/A converter output (left channel)

DALN

26

O D/A converter output (left channel)

DARP

30

O D/A converter output (right channel)

DARN

29

O D/A converter output (right channel)

SIRQ

54

I Input for the serial input request signal

SIAK

58

O Output that indicates that a serial input is in progress

SI

55

I Serial data input from the control microcontroller (8-bit serial input)

SICK

56

I SI pin transfer clock input

SRDY

57

I Ready signal input (from the control microcontroller) that indicates the completion of a serial data input.

Continued on next page.

No. 5663-3/16

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