74C923 keyboard encoder for a 5 X 4 matrix. Hard to find item.
5 were available / new
R45.00
0% off
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The 74C923 is a keyboard encoder chip that can encode the keys on a 20 key keypad. Can be easily interfaced to a microcontroller with 6 wires. Free up some pins on the MCU. Brand new devices. Hard to find.