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MM54HCT643 |
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| Part Number | MM54HCT643 |
| 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 |
 MM54HCT643 Data Sheet
PDF 118.25KB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | MM54HCT640 |
National Semiconductor |
Inverting Octal TRI-STATE Transceiver |
|
| 2 | MM54HCT688 |
National Semiconductor |
8-Bit Magnitude Comparator |
|
| 3 | MM54HCT151 |
National |
8-Channel Digital Multiplexer |
|
| 4 | MM54HCT190 |
National Semiconductor |
(MM54HCT190 / MM54HCT191) Synchronous Decade Up/Down Counters |
|
| 5 | MM54HCT191 |
National Semiconductor |
(MM54HCT190 / MM54HCT191) Synchronous Binary Up/Down Counters |
|