| Manufacturer | Part # | Datasheet | Description |
 Motorola, Inc |
SN54LS20
|
45Kb/2P |
DUAL 4-INPUT NAND GATE
|
 Texas Instruments |
SN54LS20
|
247Kb/7P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS20
|
910Kb/25P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS20
|
951Kb/20P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS20-SP
|
951Kb/20P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS20FK
|
247Kb/7P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
 Motorola, Inc |
SN54LS20J
|
45Kb/2P |
DUAL 4-INPUT NAND GATE
|
 Texas Instruments |
SN54LS20J
|
247Kb/7P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS20J
|
910Kb/25P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS20J
|
951Kb/20P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS20W
|
247Kb/7P |
DUAL 4-INPUT POSITIVE-NAND GATES
|
|
SN54LS21FK
|
509Kb/12P |
DUAL 4-INPUT POSITIVE-AND GATES
|
 Motorola, Inc |
SN54LS21J
|
118Kb/4P |
DUAL 4-INPUT AND GATE
|
 Texas Instruments |
SN54LS21J
|
509Kb/12P |
DUAL 4-INPUT POSITIVE-AND GATES
|
|
SN54LS21J
|
840Kb/16P |
DUAL 4-INPUT POSITIVE-AND GATES
|
|
SN54LS21W
|
509Kb/12P |
DUAL 4-INPUT POSITIVE-AND GATES
|
|
SN54LS21
|
840Kb/16P |
DUAL 4-INPUT POSITIVE-AND GATES
|
 Motorola, Inc |
SN54LS22
|
121Kb/4P |
DUAL 4-INPUT NAND GATE
|
 Texas Instruments |
SN54LS22
|
246Kb/7P |
DUAL 4 INPUT POSITIVE NAND GATES WITH OPEN COLLECTOR OUTPUTS
|
 Motorola, Inc |
SN54LS221
|
193Kb/7P |
DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS
|