MN86157 查看數據表（PDF） - Panasonic Corporation

零件编号

产品描述 (功能)

生产厂家

MN86157

Shading Correction LSI

Panasonic Corporation 

For Communications Equipment

MN86157

Pin Descriptions

Parameter Pin No.

A/D

15

converter

14

block

16

MULT

11 to 6

converter

block

5

12

CTL

23

converter

22

block

24

20

25

3

26

RAM

/ROM

IO

converter

block

39 to 28

40 to 44,

1, 2

21

4

Symbol I/O

VIN

I

VREFH —

VREFL —

DB 0 to 5 O

OVF/DB6 O

OE

I

ENBI

I

SHST

I

CKSH

I

INHI

I

ENBO

O

ROS

I

MODE

I

A 0 to 11 O

D 0 to 6 I/O

R/W

O

MOE

O

Function Description

Analog image signal input

Remarks

Reference voltage input

"H" level reference voltage input

Reference ground

"L" level reference voltage input

Corrected image signal output MODE: H

/A/D converter data output

/MODE: L

Corrected image signal overflow MODE: H

output/A/D converter data output /MODE: L

Output enable signal input

H: Pins are high-impedance;

for DB0 – DB5 and OVF

L: Pins provide output

Enable signal input for single line

Start input for reading white

Low pulse

reference signal

signals start.

Clock signal input

The frequency must be twice

that of the image clock.

Signal for suspending correction in H: Normal correction

the middle of a line and holding operation;

the output at the current value L: Stop and hold

Enable signal for corrected

image data output

Correction range selection

H: 50% correction;

L: 75% correction

Operating mode selection

H: Shading correction;

L: A/D conversion only

RAM/ROM address output

RAM/ROM data I/O

RAM read/write signal

RAM/ROM output enable signal

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