This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | 74AC399 |
|---|---|
| Datasheet | 74AC399 74AC Datasheet (PDF) |
| File Size | 127.86 KB |
| Manufacturer | Fairchild (now onsemi) |
| Description | Quad 2-Port Register |
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The AC/ACT399 is the logical equivalent of a quad 2-input multiplexer feeding into four edge-triggered flip-flops. A mon Select input determines which of the two 4-bit words is accepted. The selected data enters the flip-flop on the rising edge of the clock.
See all Fairchild (now onsemi) datasheets
| Part Number | Description |
|---|---|
| 74AC32 | Quad 2-Input OR Gate |
| 74AC373 | Octal Transparent Latch |
| 74AC374 | Octal D-Type Flip-Flop |
| 74AC377 | Octal D-Type Flip-Flop |
| 74AC00 | Quad 2-Input NAND Gate |
| 74AC02 | Quad 2-Input NOR Gate |
| 74AC04 | Hex Inverter |
| 74AC05 | Hex Inverter |
| 74AC08 | Quad 2-Input AND Gate |
| 74AC10 | Triple 3-Input NAND Gate |
