September 2012
CCD Linear Image Sensor
CCD (Charge Coupled Device)
TCD1305DG
3648-elements, embedded electronic shutter function, for barcode scanner.
The TCD1305DG is a high sensitive and low dark current 3648−elements linear image sensor. The sensor can be used
for POS hand held scanners.
The device is consist of sensitivity CCD chip. The TCD1305DG has electronic shutter function (ICG). Electronic shutter
function can keep always output voltage constant that vary with the intensity of lights.
Features
Number of Image Sensing Elements: 3648
Image Sensing Element Size: 8µm × 64µm
Photo Sensing Region: High sensitive and low dark current pn photodiode
Internal Circuit: CCD Drive Circuit
Power Supply: Only 5.0V Drive
Function: Electronic Shutter, Sample and Hold Circuit
Package: 22 pin cerdip
Circuit Diagram
Pin Names
Pin Connections (top view)
Pin No. Symbol
Name
1
VDD
Power (Digital)
2
VAD
Power (Analog)
3
ICG
Integration Clear Gate
4
ØM
Master Clock
5
SH
Shift Gate
6～20
NC
Non Connection
21
OS
Output signal
22
SS
Ground
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