| 制造商 | 部件名 | 数据表 | 功能描述 |
 NXP Semiconductors |
74ALS20A
|
85Kb / 7P |
Dual 4-Input NAND gate
1996 Jul 01 |
|
74F20
|
68Kb / 8P |
Dual 4-input NAND gate
1989 Mar 03 |
|
74HC20
|
34Kb / 6P |
Dual 4-input NAND gate
December 1990 |
 STMicroelectronics |
74VHC20
|
51Kb / 7P |
DUAL 4-INPUT NAND GATE
Jun-1999 |
|
M74HC20
|
172Kb / 8P |
DUAL 4-INPUT NAND GATE
Jul-2001 |
 Fairchild Semiconductor |
74AC20
|
81Kb / 7P |
Dual 4-Input NAND Gate
|
|
DM74LS20
|
45Kb / 4P |
Dual 4-Input NAND Gate
|
|
74AC20
|
99Kb / 7P |
Dual 4-Input NAND Gate
|
 Toshiba Semiconductor |
TC74VHC20F
|
219Kb / 9P |
Dual 4-Input NAND Gate
|
 ON Semiconductor |
MC74HCT20A
|
121Kb / 6P |
Dual 4-Input NAND Gate
March, 2011 ??Rev. 1 |