74ACT138 Description
The AC138/ACT138 is a high−speed 1−of−8 decoder/demultiplexer. This device is ideally suited for high−speed bipolar memory chip select address decoding. The multiple input enables allow parallel expansion to a 1−of−24 decoder using just three AC138/ACT138 devices or a 1−of−32 decoder using four AC138/ACT138 devices and one inverter.
74ACT138 Key Features
- ICC Reduced by 50%
- Demultiplexing Capability
- Multiple Input Enable for Easy Expansion
- Active LOW Mutually Exclusive Outputs
- Outputs Source/Sink 24 mA
- ACT138 Has TTL patible Inputs
- These are Pb-Free Devices
- Rev. 2