| Manufacturer | Part # | Datasheet | Description |

Texas Instruments
|
CD40257B |
182Kb/4P |
CMOS QUAD 2-LINE-TO-1-LINE DATA SELECTOR/MULTIPLEXER |

Intersil Corporation
|
CD40257BMS |
59Kb/8P |
CMOS Quad 2 Line to 1 Line Data Selector/Multiplexer December 1992 |

Texas Instruments
|
CD40257B |
448Kb/10P |
CMOS Quad 2-Line-to-1-Line Data Selector /Multiflexer |
| CD40257B |
421Kb/10P |
CMOS Quad 2-Line-to-1-Line Date Selector/Multi plexer |

STMicroelectronics
|
HCC40257B |
267Kb/11P |
QUAD 2-LINE-TO-1-LINE DATA SELECTOR/MULTIPLEXER |

Fairchild Semiconductor
|
DM74157 |
39Kb/3P |
Quad 2-Line to 1-Line Data Selectors/Multiplexer |
| DM74LS157 |
79Kb/7P |
Quad 2-Line to 1-Line Data Selectors/Multiplexers |

National Semiconductor ...
|
54LS157 |
160Kb/8P |
Quad 2-Line to 1-Line Data Selectors/Multiplexers |
| 54157 |
118Kb/6P |
Quad 2-Line to 1-Line Data Selectors/Multiplexers |

Unisonic Technologies
|
U74LVC2G157 |
171Kb/5P |
SINGLE 2-LINE TO 1-LINE DATA SELECTOR OR MULTIPLEXER |
| U74LVC2G157 |
171Kb/5P |
SINGLE 2-LINE TO 1-LINE DATA SELECTOR OR MULTIPLEXER |
| U74AHC158 |
219Kb/6P |
nullQUADRUPLE 2-LINE TO 1-LINE DATA |
| U74HC157 |
205Kb/6P |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS |

Texas Instruments
|
CD74ACT157M |
1Mb/23P |
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR |

Integrated Device Techn...
|
IDT74LVC157A |
109Kb/6P |
3.3V CMOS QUAD 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER, 5 VOLT TOLERANT I/O |

Texas Instruments
|
SN54157 |
1Mb/21P |
QUADRUPLE 2 LINE TO 1 LINE DATA SELECTORS |
| SN54LVC257A |
1Mb/30P |
Quadruple 2-Line to 1-Line Data Selectors |

Renesas Technology Corp
|
HD74LV157A |
101Kb/11P |
Quad. 2-to-1 line Data Selectors / Multiplexers (Noninverted Outputs) |
| HD74LV157A |
77Kb/9P |
Quad. 2-to-1 line Data Selectors / Multiplexers (Noninverted Outputs) |

Hitachi Semiconductor
|
HD74LV157A |
62Kb/14P |
Quad. 2-to-1 line Data Selectors / Multiplexers(Noninverted Outputs) |