CXD1198AQ 데이터 시트보기 (PDF) - Sony Semiconductor

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CXD1198AQ

CD-ROM Subcode Decoder

Sony Semiconductor 

CXD1198AQ

Pin Description

Pin No.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

Symbol

DB0

DB1

VDD

VSS

DB2

DB3

DB4

DB5

DB6

DB7

XRD

XWR

XCS

XCRS

VSS

INTP

INT

BDB0

BDB1

BDB2

BDB3

BDB4

BDB5

BDB6

BDB7

XWE

XCAS

VDD

VSS

XRAS

BA0

BA1

BA2

BA3

I/O

Description

I/O

CPU data bus

I/O

CPU data bus

Power supply (+5 V)

GND

I/O

CPU data bus

I/O

CPU data bus

I/O

CPU data bus

I/O

CPU data bus

I/O

CPU data bus

I/O

CPU data bus

I

Register read strobe negative logic signal in this IC

I

Register write strobe negative logic signal in this IC

I

Chip select signal to this IC

O

Reset negative logic signal to CPU

GND

I

INT signal polarity control input signal

O

Interrupt request signal to CPU

I/O

Buffer memory data bus

I/O

Buffer memory data bus

I/O

Buffer memory data bus

I/O

Buffer memory data bus

I/O

Buffer memory data bus

I/O

Buffer memory data bus

I/O

Buffer memory data bus

I/O

Buffer memory data bus

O

Strobe negative logic signal for writing in buffer memory

O

Strobe negative logic signal for column address in buffer memory

Power supply (+5 V)

GND

O

Strobe negative logic signal for row address in buffer memory

O

Buffer memory address

O

Buffer memory address

O

Buffer memory address

O

Buffer memory address

—3—

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