
UA2B200AX
Contact Type Image Sensor
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1.
Application
This specification sheet is applied to Contact Type Image Sensor UA2B200AX.
2.
General Description
The UA2B200AX is a contact type image sensor with a valid pixel density of 200 DPI capable of
scanning an image at the rate of 250
μ
s/line for 200 mm width. The video signal is outputted at the
8-bit long digital value and is provided with black and white output correcting function for each
pixel.
3.
Specifications
The specifications of this contact type image sensor are shown in the table below.
Item
Specifications
Remarks
Valid scanning width
200mm
Sensor output width 207.4 mm
(Including white-basis output)
Pixel density
200dpi
Valid scanning
pixel
White-basis
output pixel
1574 pixel
(No. 2-1575 pixel)
16 pixel min
(No. 1617-1632 pixel)
250
μ
s/line
7.0MHz
Total pixel: 1632 pixels
Number of valid pixels
Minimum number of pixels at
maximum tolerance.
Feed speed
Maximum 7.5 MHz
Storing time
Output clock frequency
4.
Configuration
The configuration of this contact type image sensor is shown in the table below.
Item
Configuration
Remarks
Optical system
Rod lens array
Angular aperture: 20 degrees
(LED1,LED0)=(1,0)
(LED1,LED0)=(0,1)
(LED1,LED0)=(0,0)
(LED1,LED0)=(1,1)
TBD
at LED On duty 1/4
Blue
Green
Red
Infra-red
5V
×
(0.5A)
λ
= 470nm
λ
= 525nm
λ
= 655nm
λ
= 940nm
Light source
LED light source
For sensor drive
Blue
Green
Red
Infrared
8-bit width digital output
45mAmax.
45mAmax.
35mAmax.
50mAmax.
Power supply
For LED
Data output mode
TTL output
Digital signal
processing
Black output correction by sensitiveness (pixel unit)
White output correction by sensitiveness (pixel unit)
Gain adjustment (PGA)
PGA
Programmable Gain Amp.
Block diagram
Fig.1
Timing diagram
Fig.2
Outline drawing
Fig.4