XRD98L59AIG Просмотр технического описания (PDF) - Exar Corporation

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XRD98L59AIG

CCD Image Digitizers with CDS, PGA and 10-Bit A/D

Exar Corporation 

XRD98L59

CCDin

REFin

SPIX

SBLK

CLAMP

CAL

CDS

Internal Clock

Generator

Power

Down

PD

Manual DAC

Control

Clock

Control

SCLK

SDI

LOAD

Serial Interface

and Registers

AVDD

+

PGA1

+

PGA2

VRT

VRB

140 400 60

AVDD

AGND

DVDD

OVDD

10-bit ADC

Reg

ADC IN

10

DB[9:0]

OGND

4-bit CDAC

10-bit FDAC

Coarse

Accumulator

Fine

Accumulator

Black Level

Offset Calibration Loop

10

Hot Pixel

Clipper

Offset Calibration Logic

Calibration Mode

Gain Code

Target Offset Code

Power Down

DNS

Filter

+

+

-

Pixel

Averager

AGND

DGND

Figure 1. XRD98L59 Block Diagram

Rev. 2.00

2

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