| Manufacturer | Part # | Datasheet | Description |
 STMicroelectronics |
M74HC20B1R
|
232Kb/9P |
DUAL 4-INPUT NAND GATE
Dec-1992 |
|
M74HC20B1R
|
172Kb/8P |
DUAL 4-INPUT NAND GATE
Jul-2001 |
|
M74HC20C1R
|
232Kb/9P |
DUAL 4-INPUT NAND GATE
Dec-1992 |
|
M74HC20M1R
|
232Kb/9P |
DUAL 4-INPUT NAND GATE
Dec-1992 |
|
M74HC20M1R
|
172Kb/8P |
DUAL 4-INPUT NAND GATE
Jul-2001 |
|
M74HC20RM13TR
|
172Kb/8P |
DUAL 4-INPUT NAND GATE
Jul-2001 |
|
M74HC20TTR
|
172Kb/8P |
DUAL 4-INPUT NAND GATE
Jul-2001 |
|
M74HC21
|
232Kb/9P |
DUAL 4-INPUT AND GATE
Dec-1992 |
|
M74HC21
|
193Kb/8P |
DUAL 4-INPUT AND GATE
Aug-2001 |
|
M74HC21B1
|
193Kb/8P |
DUAL 4-INPUT AND GATE
Aug-2001 |
|
M74HC21B1R
|
232Kb/9P |
DUAL 4-INPUT AND GATE
Dec-1992 |
|
M74HC21B1R
|
193Kb/8P |
DUAL 4-INPUT AND GATE
Aug-2001 |
|
M74HC21C1R
|
232Kb/9P |
DUAL 4-INPUT AND GATE
Dec-1992 |
|
M74HC21M1R
|
232Kb/9P |
DUAL 4-INPUT AND GATE
Dec-1992 |
|
M74HC21M1R
|
193Kb/8P |
DUAL 4-INPUT AND GATE
Aug-2001 |
|
M74HC21RM13TR
|
193Kb/8P |
DUAL 4-INPUT AND GATE
Aug-2001 |
|
M74HC21TTR
|
193Kb/8P |
DUAL 4-INPUT AND GATE
Aug-2001 |
|
M74HC221
|
288Kb/14P |
DUAL MONOSTABLE MULTIVIBRATOR
Oct-1993 |
|
M74HC221
|
374Kb/14P |
DUAL MONOSTABLE MULTIVIBRATOR
Jul-2001 |
|
M74HC221A
|
288Kb/14P |
DUAL MONOSTABLE MULTIVIBRATOR
Oct-1993 |