74LS191M   Даташит

Fairchild Semiconductor

Synchronous 4-Bit Binary Counters

Fairchild Semiconductor

Synchronous 4-Bit Binary Counters

Hitachi -> Renesas Electronics

Synchronous Up/Down Decade Counters(single clock line)

Motorola => Freescale

4-STAGE PRESETTABLE RIPPLE COUNTERS

Motorola => Freescale

UNIVERSAL 4-BIT SHIFT REGISTER

Fairchild Semiconductor

Synchronous 4-Bit Binary Counter with Dual Clock

ON Semiconductor

PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER

ON Semiconductor

Universal 4-Bit Shift Register

Motorola => Freescale

Synchronous Decade Counters(direct clear)

Motorola => Freescale

4-BIT BIDIRECTIONAL UNIVERSAL SHIFT REGISTER

Motorola => Freescale

PRESETTABLE BCD/DECADE PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS