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LM1881
SNLS384G – FEBRUARY 1995 – REVISED JUNE 2015
LM1881 Video Sync Separator
1 Features
•1 AC Coupled Composite Input Signal • >10-kΩ Input Resistance • <10-mA Power Supply Drain Current • Composite Sync and Vertical Outputs • Odd and Even Field Output • Burst Gate or Back Porch Output • Horizontal Scan Rates to 150 kHz • Edge Triggered Vertical Output • Default Triggered Vertical Output for Non-
Standard Video Signal (Video Games-Home Computers)
3 Description
The LM1881 Video sync separator extracts timing information including composite and vertical sync, burst or back porch timing, and odd and even field information from standard negative going sync NTSC, PAL (1) and SECAM video signals with a