PHILIPS 74HC/HCT138 3-to-8 line decoder/demultiplexer; inverting handbook
Datasheet
74HC/HCT138 is a 3-to-8 line decoder/demultiplexer with inverting function and mutually exclusive low level outputs
Philips HCT138 manuals
PHILIPS 74HC/HCT138 3-to-8 line decoder/demultiplexer; inverting Data Sheet
Datasheet
74HC/HCT138 is a high-speed Si-gate CMOS device with 3-to-8 line decoder/demultiplexer function, which can be used for memory chip selection decoding.