8-bit registered bus transceiver, AC family, featuring true output polarity and bidirectional data flow. This CMOS logic IC operates with a nominal supply voltage of 3.3V, supporting a range of 2V to 6V. Designed for industrial temperature grades (-40°C to 85°C), it offers a propagation delay of 18.5ns. The component is housed in a 24-terminal SOIC-24 package with independent control for its two ports.
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Fairchild 74AC646SCX technical specifications.
| Max Operating Temperature | 85 |
| Number of Terminals | 24 |
| Min Operating Temperature | -40 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDSO-G24 |
| Width | 7.5 |
| Length | 15.4 |
| Pin Count | 24 |
| Number of Functions | 1 |
| Temperature Grade | INDUSTRIAL |
| Supply Voltage-Nom (Vsup) | 3.3 |
| Supply Voltage-Max (Vsup) | 6 |
| Supply Voltage-Min (Vsup) | 2 |
| Logic IC Type | REGISTERED BUS TRANSCEIVER |
| Family | AC |
| Propagation Delay (tpd) | 18.5 |
| Number of Bits | 8 |
| Max I(ol) | 0.024 |
| Prop. Delay@Nom-Sup | 13.5 |
| Output Polarity | TRUE |
| Number of Ports | 2 |
| Count Direction | BIDIRECTIONAL |
| Control Type | INDEPENDENT CONTROL |
| Trigger Type | POSITIVE EDGE |
| RoHS | Yes |
| HTS Code | 8542.39.00.01 |
| REACH | unknown |
| Military Spec | False |
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