KA7307D

Preliminary KA7307D GENERAL DESCRIPTION The KA7307 is a bipolar monolithic integrated circuit for CCD Color Video Camera, and then if provides functions of Correlated Double Sampling, Automatic Gain Control, Window Function, and Iris Amplifier Gain Control. 20 - SOP - 300 CDS/AGC FEATURES . Correlated Double Sampling (CDS) . Automatic Gain Control (AGC) . Low-pass-filter and Sample-and-Hold circuit after AGC for external A/D converters . Window Function . Iris Amplifer Gain Control . + 5V Single power supply . Low power < 330mW ORERING INFORMATION Device KA7307D Package 20-SOP-300 Operating Temperature - 20 ° C ~ + 75 ° C BLOCK DIAGRAM DGND1 DGND2 11 10 XSHD DVCC XSHP PBLK CLP4 CLP1 WND 20 19 18 17 16 15 14 13 12 IRISCAP COMP1 CLP GC1 IRIS CONT BLK WND + COMP2 + CLP1 AGCCAP SH1 SH2 CLP PBLK SH3 AGC LPF AGC S/H BLK XRS XSHP XSHD 1 2 DATA IN 3 4 5 6 7 IRIS OUT 8 XRS 9 AGC CONT AGC CAP PG IN IRIS CAP IRIS CONT AGC OUT AGND AVCC VID-97-D002 February 1997 1 Preliminary KA7307D PIN DESCRIPTIONS No. 1 2 3 4 5 CDS/AGC Symbol PG IN DATA IN AVCC AGC CONT IRIS CONT I/O I I I I I Pin Voltage Black Level 2.3V ~ 2.9V ( Typ. : 2.6V ) Description CCD Signal Input Typ. : 5.0V OV ~ 5V GAIN CONTROL Black Level Supply Voltage AGC Gain Control IRIS Gain Control A Pin is used to attach IRIS Clamp Capacitor IRIS Signal Output Signal Max. : > 2.0Vp-p A Pin is used to attach IRIS Clamp Capacitor AGC Signal Output Signal Max. : > 2.0Vp-p ...