The CD74HCT244E is a non-inverting three state buffer that has two active-low output enables.
High-Current Bus Driver Outputs
Wide Operating Temperature Range: -55°C to 125°C
Balanced Propagation Delay and Transition Times
4.5V to 5.5V Operation
Direct LSTTL Input Logic Compatibility,VIL= 0.8V (Max), VIH = 2V (Min)
CMOS Input Compatibility, Il = 1ľA at VOL, VOH
20 pin DIP. Manufactured by RCA.