4518 DUAL BCD UP COUNTER
4519 4-BIT AND-OR SELECTOR
4520 DUAL UP-COUNTER
4521 24-STAGE FREQUENCY DIVIDER / OSCILLATOR
4522 PROGRAMMABLE BCD DIVIDE-BY-N COUNTER
4526 PROGRAMMABLE 4-BIT BINARY DOWN COUNTER
4527 BCD RATE MULTIPLIER
4528 DUAL MONOSTABLE MULTIVIBRATOR
4529 DUAL 4-CHANNEL ANALOG DATA SELECTOR
4531 13-INPUT PARITY CHECKER / GENERATOR
4532 8-BIT PRIORITY ENCODER
4534 5-CASCADED BCD COUNTERS
4538 DUAL PRECISION MONOSTABLE MULTIVIBRATOR
4539 DUAL 4-INPUT MULTIPLEXER
4541 PROGRAMMBLE TIMER / OSCILLATOR
4543 BCD TO 7-SEGMENT LATCH / DECODER / DRIVER
4555 DUAL BINARY TO 1-OF-4 DECODER / DEMULTIPLEXER
4556 DUAL BINARY TO 1-OF-4 DECODER / DEMULTIPLEXER