XRD9812 View Datasheet(PDF) - Exar Corporation

Part Name

Description

Manufacturer

XRD9812

3-Channel 10/12-Bit Linear CCD & CIS Sensor Signal Processors

Exar Corporation 

XRD9810/12

Function

Configuration Reg #1

Configuration Reg #2

Red Gain

Green Gain

Blue Gain

Red Offset

Green Offset

Blue Offset

A2 A1

00

00

01

01

10

10

11

11

A0 PB7-PB0

0 See Configuration Register #1

1 See Configuration Register #2

0 8-Bit Gain

1 8-Bit Gain

0 8-Bit Gain

1 8-Bit Offset

0 8-Bit Offset

1 8-Bit Offset

Table 1. Table 2XRD9810/12 Register Overview

PB7

Clamp

Mode

PB6

Clamp

Mode

PB5

A/D Full

Scale

Range

PB4

PB3

Color Select Color Select

PB2

Signal

Polarity

PB1

Buffer

Enable

Table 3. Configuration Register #1 Bit Assignment

PB0

Vsamp

Timing

PB7

Not

Used

PB6

Not Used

PB5

Not Used

PB4

Not Used

PB3

Test Mode

PB2

Not Used

PB1

PB0

Sleep Mode Read back

Table 4. Configuration Register #2 Bit Assignment

A2 A1 A0 PB7 PB6 PB5

Address Clamp Mode A/D FSR

0 0 0 0 0 - Pixel

0 - 2V

0 1 - CDS Line 1 - 3V

1 0 - No Clamp

1 1 - S/H Line

PB4 PB3

Color Select

0 0 - RGB

0 1 - G & RB

1 0 - Green

1 1 - Bayer

PB2

Input Signal

Polarity

0 - Inverted

(CCD)

PB1

Input Buffer

Enable

0 - No Buffer (DC

or AC Coupling

w/Pixel Clamp).

PB0

VSAMP

Timing

0 - Timing #1

1 - Timing #2

1 - Non-inverted

(CIS)

1 - Enable Buffer

(AC coupling

and Line/No

clamp)

Rev. 1.00

Table 5. Configuration Register #1 Definition (Power Up State is 0h)

14

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