M65831AFP データシートの表示（PDF） - Mitsumi

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M65831AFP

DIGITAL ECHO (DIGITAL DELAY)

Mitsumi 

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MITSUBISHI SOUND PROCESSOR

ECHO (DIGITAL DELAY)

ICS

PIN DESCRIPTION

No. Symbol

1 VDD

Name

Digital VDD

I/O

Function

Supply voltage

2 XIN

3 XOUT

4 D1/REQ

Oscillator input

Oscillator output

Delay1/Request

I

O Connects to 2MHz ceramic filter

Easy mode:inputs D1 data

I µ -COM mode:inputs request data

5 D2/SCK

Delay2/Shift clock

6 D3/DATA

Delay3/Serial data

7 D4/IDSW

Delay4/ID switch

8 TEST

Test

9 EASY/ µ -COM Easy/ µ -COM

I

Easy mode:inputs D2 data

µ -COM mode:inputs shift clock

I

Easy mode:inputs D3 data

µ -COM mode:inputs serial data

I

Easy mode:inputs D4 data

µ -COM mode:controls ID code

I L=normal mode

H=easy mode

I L=µ -COM mode

10 SLEEP

11 D GND

12 A GND

13 LPF2 OUT

14 LPF2 IN

15 OP2 OUT

16 OP2 IN

17 CC2

18 CC1

19 REF

20 OP1 IN

21 OP1 OUT

22 LPF1 OUT

23 LPF1 IN

24 VCC

Sleep

I

H=sleep mode

L=normal mode

Digital GND

Connects to analog GND at one point

Analog GND

Connects to analog GND

Low pass filter2 output O

Forms low pass filter with external C.R

Low pass filter2 input I

OP-AMP2 output

OP-AMP2 input

O

Forms integrator with external C.R

I

Current control 2

Current control 1

Reference

=1/2VCC

OP-AMP1 input

OP-AMP1 output

I

Forms integrator with external C.R

O

Low pass filter1 output O

Forms low pass filter with external C.R

Low pass filter1 input I

Analog VCC

Supply voltage

MITSUBISHI

ELECTRIC

4

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