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74F244 Octal Buffer
74F244
Texas Instrumentsic logic
The SN54F244 and SN74F244 are octal buffers/drivers with 3-state outputs, designed for memory address registers. They provide GPIO functionality in various package options including SOIC, SSOP, DIPs, and shrink packages.
In stock
Specifications
2- Operating Voltage
- 5V DC
- Package Options
- J, DB, DW, N, FK -
Pinout
20| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | OE | GPIO | Output enable |
| 2 | A1 | GPIO | Input A1 |
| 3 | 2Y4 | GPIO | Output Y4 |
| 4 | 1A2 | GPIO | Input A2 |
| 5 | 2Y3 | GPIO | Output Y3 |
| 6 | 1A3 | GPIO | Input A3 |
| 7 | 2Y2 | GPIO | Output Y2 |
| 8 | 1A4 | GPIO | Input A4 |
| 9 | 2Y1 | GPIO | Output Y1 |
| 10 | GND | POWER | Ground |
| 18 | VCC | POWER | Supply voltage |
| 20 | 2OE | GPIO | Output enable for Y4-Y7 |
| 19 | 1Y1 | GPIO | Output Y1 |
| 17 | 2A4 | GPIO | Input A4 |
| 16 | 1Y2 | GPIO | Output Y2 |
| 15 | 2A3 | GPIO | Input A3 |
| 14 | 1Y3 | GPIO | Output Y3 |
| 13 | 2A2 | GPIO | Input A2 |
| 12 | 1Y4 | GPIO | Output Y4 |
| 11 | 2A1 | GPIO | Input A1 |
Interactive pinout
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74F244
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