SN74290
DECADE AND 4-BIT BINARY COUNTERS (Texas Instruments)
SN74293
DECADE AND 4-BIT BINARY COUNTERS (Texas Instruments)
SN7420
Dual 4-Input Positive-NAND Gate (Texas Instruments)
SN74221
DUAL MONOSTABLE MULTIVIBRATORS (Texas Instruments)
SN7423
Dual 4-Input NOR Gate (Texas Instruments)
SN7425
Dual 4-Input NOR Gate (Texas Instruments)
SN74251
Data Selectors/Multiplexers (Texas Instruments)
SN74259
8-BIT ADDRESSABLE LATCHES (Texas Instruments)
SN7426
High-Voltage Interface Positive-NAND Gates (Texas Instruments)
SN7427
Triple 3-Input Positive-NOR Gates (Texas Instruments)