| 制造商 | 部件名 | 数据表 | 功能描述 |
 STMicroelectronics |
74AC257
|
287Kb / 11P |
QUAD 2 CHANNEL MULTIPLEXER 3-STATE
Apr-2001 |
|
74VHC257
|
315Kb / 14P |
QUAD 2 CHANNEL MULTIPLEXER 3-STATE
12-Nov-2004 |
|
74VHCT257A
|
70Kb / 10P |
QUAD 2 CHANNEL MULTIPLEXER 3-STATE
Mar-2000 |
|
M54HCT257
|
255Kb / 12P |
HCT257 QUAD 2 CHANNEL MULTIPLEXER 3-STATE HCT258 QUAD 2 CHANNEL MULTIPLEXER 3-STATE, INVERTING
Feb-1993 |
 Toshiba Semiconductor |
TC74VHC257F
|
235Kb / 7P |
QUAD 2-CHANNEL MULTIPLEXER (3-STATE)
|
 STMicroelectronics |
M74HC257
|
190Kb / 11P |
QUAD 2 CHANNEL MULTIPLEXER (3-STATE)
Aug-2001 |
 Toshiba Semiconductor |
TC74HC257AP
|
264Kb / 8P |
Quad 2-Channel Multiplexer (3-state)
|
|
TC7MH257FK
|
189Kb / 7P |
Quad 2-Channel Multiplexer (3-State)
|
 STMicroelectronics |
74ACT257
|
286Kb / 11P |
QUAD 2 CHANNEL MULTIPLEXER (3-STATE)
Apr-2001 |
 Toshiba Semiconductor |
TC74VHC257F
|
224Kb / 9P |
Quad 2-Channel Multiplexer (3-state)
|