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54LS244 |
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| Part Number | 54LS244 |
| Manufacturer | National Semiconductor |
| Description | These buffers line drivers are designed to improve both the performance and PC board density of TRI-STATE buffers drivers employed as memory-address drivers clock drivers and bus-oriented transmitters... |
| Features |
Y TRI-STATE outputs drive bus lines directly Y PNP inputs reduce DC loading on bus lines Y Hysteresis at data inputs improves noise margins
Y Typical IOL (sink current) 54LS 12 mA
74LS 24 mA
Y Typical IOH (source current) 54LS b12 mA
74LS b15 mA
Y Typical propagation delay times
Inverting
10 5 ns
Noninverting 12 ns
Y Typical enable disable time 18 ns
Y Typical power dissipation (enabled)
Inverting
130 mW
Noninverting 135 mW
Connection Diagram
Dual-In-Line Package
TL F 8442 – 1 Order Number 54LS244DMQB 54LS244FMQB 54LS244LMQB DM74LS244WM or DM74LS244N See NS Package Number E20A ... |
| Document |
 54LS244 Data Sheet
PDF 130.56KB |
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | 54LS240 |
BDTIC |
LSTTL eight-Buffer / Bus Driver |
|
| 2 | 54LS240 |
National Semiconductor |
Octal TRI-STATE Buffer / Line Drivers / Line Receivers |
|
| 3 | 54LS241 |
Signetics |
(54LS240) Octal Buffer |
|
| 4 | 54LS245 |
Texas Instruments |
Octal Bus Transceivers |
|
| 5 | 54LS245D2 |
SGS-Thomson |
Octal Bus Transceiver |
|
| 6 | 54LS20 |
National Semiconductor |
Dual 4-Input NAND Gates |
|
Desde 2024. D4U Semiconductor.
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