| part number | 74299 |
| manufacturer | NXP Semiconductors |
| lead free | ??? |
| prefix | U |
| Description | 74299 |
| octopart part number | |
| package | |
| RoHS | ??? |
| pin 2 description | output enable (active low) |
| pin 13 description | parallel data input/output |
| pin 20 description | supply voltage |
| pin 4 description | parallel data input/output |
| pin 7 description | parallel data input/output |
| pin 8 description | serial output (standard output) |
| pin 6 description | parallel data input/output |
| pin 19 description | mode select input |
| pin 16 description | parallel data input/output |
| pin 9 activelow | True |
| pin 3 description | output enable (active low) |
| pin 5 description | parallel data input/output |
| pin 18 description | serial data shift-left input |
| Propagation delay, CP to Q0, Q7 | 20 (74HC) 19 (74HCT) ns |
| Maximum clock frequency | 50 (74HC) 46 (74HCT) MHz |
| pin 17 description | serial output (standard output) |
| pin 14 description | parallel data input/output |
| pin 15 description | parallel data input/output |
| pin 3 activelow | True |
| Propagation delay, CP to I/On | 20 (74HC) 19 (74HCT) ns |
| pin 10 description | ground |
| pin 12 description | clock input (low-to-high, edge-triggered) |
| Propagation delay, MR to Q0, Q7, I/On | 20 (74HC) 23 (74HCT) ns |
| pin 9 description | asynchronous master reset (active low) |
| pin 2 activelow | True |
| pin 11 description | serial data shift-right input |
| pin 1 description | mode select input |
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