www.DataSheet4U.com FMS6502 8-Input, 6-Output Vid.
Fairchild Semiconductor
FMS6502 - 8-Input 6-Output Video Switch Matrix
www.DataSheet4U.com FMS6502 8-Input, 6-Output Video Switch Matrix with Output Drivers, Input Clamp, and Bias Circuitry January 2007 FMS6502 8-Input.