LC821031 View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LC821031

Image-Processing IC for Facsimile, Copier, and OCR Products

SANYO -> Panasonic 

LC821031

Pin Functions

I: Input pin, O: Output pin, B: Bidirectional pin, P: Power supply pin, NC: Not Connected

Pin No. Symbol

I/O

Function

1

D7

B

2

D6

B

3

D5

B

4

D4

B CPU interface data bus

5

D3

B D7 is the MSB, and D0 is the LSB.

6

D2

B

7

D1

B

8

D0

B

9

DGND

P Digital system ground

10

DVDD

11

A8

P Digital system power supply

I

12

A7

I

13

A6

I CPU interface address bus

14

A5

I A12 is the MSB, and A0 is the LSB.

15

A4

I

16

A3

I

17

DGND

P Digital system ground

18

A2

I

19

A1

I CPU interface address bus

20

A0

I

21

WR

I CPU interface write signal

22

RD

I CPU interface read signal

23

A12

I CPU interface address bus

24

DVDD

25

CLKIN

P Digital system power supply

I System clock input

26

A11

I

27

A10

I CPU interface address bus

28

A9

I

29

CS

I CPU interface chip select signal

30

ICLK

I External sampling point signal input

31

TRIG

I External trigger signal input

32

RESET

I System reset

33 SAMP/LININT O A/D converter sampling point monitor signal output/LINE signal output

34

TEST

I Test pin (Must be tied to the digital system ground in normal operation.)

35

REF

I DRAM refresh signal input

36

AGND

P Analog system ground

37

DALRL

I Low reference for the D/A converter used for the A/D converter low reference.

38

DAHRL

I Low reference for the D/A converter used for the A/D converter high reference.

Continued on next page.

No. 5735-3/5

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