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1-of-8 Decoder [Life-time buy]
National Semiconductor
Description
The 'AC/'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 'AC/'ACT138 devices or a 1-of-32 decoder using four 'AC/'ACT138 devices and one inverter.
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-compatible inputs
• Standard Microcircuit Drawing (SMD)
• 'AC138: 5962-87622
• 'ACT138: 5962-87554
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