DIP 4-Bit Inverting Buffer, 64mA, 450mW, 0°C to 70°C, Through Hole
Bus Driver, S Series, 2-Func, 4-Bit, True Output, TTL, PDIP20, 0.300 INCH, PLASTIC, MS-001, DIP-20
IC Buff/dvr/rcvr 3ST Dual 20DIP
Dual 4-Bit Bus Driver, Commercial Temperature, 5V Supply, 20-Pin DIP