| Manufacturer | Part # | Datasheet | Description |

National Semiconductor ...
|
MM54HCT640 |
140Kb/4P |
Inverting Octal TRI-STATE Transceiver |
| MM74HC640 |
145Kb/6P |
Inverting Octal TRI-STATE Transceiver |
| MM54HC620 |
124Kb/4P |
Octal TRI-STATE Transceiver |
| MM74HC242 |
134Kb/6P |
Inverting Quad TRI-STATE Transceiver |
| MM74HC245A |
127Kb/6P |
Octal TRI-STATE Transceiver |
| 74LS245 |
139Kb/6P |
TRI-STATE Octal Bus Transceiver |
| SCAN18245T |
193Kb/16P |
Non-Inverting Transceiver with TRI-STATE Outputs |

IK Semicon Co., Ltd
|
IN74LV640 |
257Kb/5P |
Octal 3-State Inverting Bus Transceiver |

NXP Semiconductors
|
74ABT648 |
120Kb/14P |
Octal transceiver/register, inverting 3-State 1998 Jun 08 |
| 74HC640 |
47Kb/6P |
Octal bus transceiver; 3-state; inverting March 1988 |

Motorola, Inc
|
MC74F544 |
86Kb/4P |
OCTAL REGISTERED TRANSCEIVER, INVERTING, 3-STATE |

IK Semicon Co., Ltd
|
IN74LV620 |
249Kb/6P |
OCTAL 3-STATE INVERTING BUS TRANSCEIVER |

Integral Corp.
|
IN74LV620 |
135Kb/5P |
OCTAL 3-STATE INVERTING BUS TRANSCEIVER |
| IN74LV640 |
44Kb/5P |
Octal 3-State Inverting Bus Transceiver |

NXP Semiconductors
|
74F640 |
85Kb/11P |
Octal bus transceiver, inverting 3-State 1989 Nov 27 |

Integral Corp.
|
IN74AC640 |
197Kb/5P |
Octal 3-State Inverting Bus Transceiver |

NXP Semiconductors
|
74ABT2953 |
73Kb/6P |
Octal registered transceiver, inverting 3-State 1995 Sep 06 |

KODENSHI_AUK CORP.
|
KK74LV620 |
266Kb/6P |
OCTAL 3-STATE INVERTING BUS TRANSCEIVER |
| KK74LV640 |
268Kb/5P |
Octal 3-State Inverting Bus Transceiver |

Integral Corp.
|
IN74HC640A |
148Kb/5P |
OCTAL 3-STATE INVERTING BUS TRANSCEIVER |