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54643 |
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| Part Number | 54643 |
| Manufacturer | National Semiconductor |
| Description | These TRI-STATE bi-directional transceivers utilize advanced silicon-gate CMOS technology and are intended for two-way asynchronous communication between data buses They have high drive current output... |
| Features |
Y TTL input compatible
Y Octal TRI-STATE outputs for mP bus applications 6 mA typical
Y High speed 16 ns typical propagation delay
Y Low power 80 mA maximum (74HCT)
Connection Diagram
Dual-In-Line Packages
TL F 5370 – 1 Top View Order Number MM54HCT640 or MM74HCT640 TL F 5370 – 2 Top View Order Number MM54HCT643 or MM74HCT643 Truth Table Control Inputs Operation G DIR 640 643 L L B data to A bus B data to A bus L H A data to B bus A data to B bus HX Isolation Isolation Hehigh level Lelow level Xeirrelevant TRI-STATE is a registered trademark of National Semiconductor Corp C199... |
| Document |
 54643 Data Sheet
PDF 118.25KB |
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | 54640 |
National Semiconductor |
Inverting Octal TRI-STATE Transceiver |
|
| 2 | 5460A |
Cirrus Logic |
CS5460A |
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| 3 | 54670 |
National Semiconductor |
4-BY-4 REGISTER FILES |
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| 4 | 54688 |
National Semiconductor |
8-Bit Magnitude Comparator |
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| 5 | 5400 |
National Semiconductor |
Quad 2-Input NAND Gates |
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| 6 | 5402 |
National Semiconductor |
Quad 2-Input NOR Gates |
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Desde 2024. D4U Semiconductor.
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