1 |
SN74LS20 |
DUAL 4-INPUT NAND GATE |
Motorola |
|
2 |
SN74LS20 |
Dual 4-Input Positive-NAND Gate |
etcTI |
|
3 |
SN74LS20N |
DUAL 4-INPUT NAND GATE |
Motorola |
|
4 |
SN74LS21 |
DUAL 4-INPUT AND GATE |
Motorola |
|
5 |
SN74LS21 |
DUAL 4-INPUT POSITIVE-AND GATE |
etcTI |
|
6 |
SN74LS22 |
DUAL 4-INPUT NAND GATE |
Motorola |
|
7 |
SN74LS221 |
DUAL MONOSTABLE MULTIVIBRATORS |
Motorola |
|
8 |
SN74LS221 |
Dual Monostable Multivibrators |
ON Semiconductor |
|
9 |
SN74LS221 |
DUAL MONOSTABLE MULTIVIBRATORS |
etcTI |
|