Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | MM54C192 |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
MM54C192J |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
MM54C192N |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
 National Semiconductor ... | MM54C192J |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
MM54C192N |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
MM54C193 |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
MM54C193J |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
MM54C193N |  140Kb/6P | Synchronous 4-Bit Up/Down Decade Counter |
MM54C195 |  127Kb/6P | 4-Bit Registers |
MM54C195J |  127Kb/6P | 4-Bit Registers |
MM54C195N |  127Kb/6P | 4-Bit Registers |
MM54C10 |  146Kb/6P | Quad 2-Input NAND Gate, Quad 2-Input NOR Gate, Hex Inverter, Triple 3-Input NAND Gate, Dual 4-Input NAND Gate |
MM54C14 |  124Kb/6P | Hex Schmitt Trigger |
 National Semiconductor ... | MM54C150 |  126Kb/8P | 16-Line to 1-Line Multiplexer, TRI-STATE16-Line to 1-Line |