AN2018S
Correlated Double Sampling IC
s Overview
The AN2018S is used to reduce noise in CCD image sensor output signal.
It performs correlated doublesampling on image signal sent from a CCD sensor to output clearer image signal.
0.
4 0.
4±0.
25 5.
0±0.
3
0.
3 4.
2±0.
3 6.
5±0.
3 8-Pin SOP Package (SOP008-P-0225) Unit:mm
0.
1±0.
1
1.
27
• Operating on low
voltage (V CC=4.
8V), consuming little current (ICC =12.
7mA typ.
) • Including a high-speed sampling circuit responding to 510-830H CCD • 6dB or 9dB fixed gain • 83-dB high S/N-ratio (at 6dB output)
p s Pin Descriptions
Pin No.
1 2 3 4 5 6 7 8 Pin name CDS output (9dB) Blanking pulse input CCD signal input VCC Sampling pulse input (2) Sampling pulse in...