74CBT16212DL, 512, Single 4.0V 5.5V 128mA 0.25ns SSOP
Dual 24-Bit CMOS Logic Gate, 64mA/128mA, 5.5V/4.5V, SSOP-26
74CBT16212DL,518 24-Bit Bus Transceiver, 5V, SSOP, -40°C to 85°C
Bus Exchange Switch 1-Element 12-CH 56-Pin SSOP Tube