CD74HCT238D - 3-to-8 line decoder/demultiplexer SMD

Select One Of Eight Data Outputs
Active Low for 138, Active High for 238
• l/O Port or Memory Selector
• Three Enable Inputs to Simplify Cascading
• Typical Propagation Delay of 13 ns at V
CC = 5 V, CL = 15 pF, TA = 25ºC
• Fanout (Over Temperature Range)
- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads
- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads
• Wide Operating Temperature Range . . . -55ºC to 125ºC
• Balanced Propagation Delay and Transition Times
• Significant Power Reduction Compared to LSTTL
Logic ICs
• HC Types
- 2 V to 6 V Operation
- High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
• HCT Types
- 4.5-V to 5.5-V Operation
- Direct LSTTL Input Logic Compatibility, VIL
= 0.8 V (Max), VIH = 2 V (Min)
- CMOS Input Compatibility, Il 1µA at VOL, VOH