HD74HCT238 Description
The HD74HCT238 has 3 binary select inputs (A, B, and C). If the device is enabled these inputs determined which one of the eight normally high outputs will go low. Two active low and one active high enables (G1, G2A and G2B) are provided to ease the cascading of decoders.
HD74HCT238 Key Features
- LSTTL Output Logic Level patibility as well as CMOS Output patibility High Speed Operation: tpd (A, B, C to Y) = 18.5 ns
- 4.4 4.13
- Input current Quiescent supply current Iin I CC
- G1 to Y G2B to Y G2A to Y A, B or C to Y
- 0.05 0°
- 0.22 ± 0.05 0.20 ± 0.04
- 8° 0.70 ± 0.20
- Conforms 0.24 g
- Dimension including the plating thickness Base material dimension