Octal D-type transparent read-back latches featuring 8 independent D-type latches, each with 8 input and 8 output lines. This surface-mount integrated circuit operates with a 5V supply voltage (4.5V to 5.5V range) and offers 3-state output type with a low-level output current of 24mA. Designed with BIPOLAR technology, it boasts a propagation delay of 26ns and a turn-on delay time of 6ns. Packaged in a 20-SOIC format, this RoHS compliant component is suitable for operation between 0°C and 70°C.
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Texas Instruments SN74ALS990DWR technical specifications.
| Package/Case | SOIC |
| High Level Output Current | -2.6mA |
| Independent Circuits | 1 |
| Lead Free | Lead Free |
| Logic Function | D-Type, Latch |
| Low Level Output Current | 24mA |
| Max Operating Temperature | 70°C |
| Min Operating Temperature | 0°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 4.5V |
| Mount | Surface Mount |
| Number of Bits | 8 |
| Number of Circuits | 8 |
| Number of Elements | 1 |
| Number of Input Lines | 8 |
| Number of Output Lines | 8 |
| Operating Supply Voltage | 5V |
| Output Current | 24mA |
| Output Type | 3-STATE |
| Package Quantity | 2000 |
| Packaging | Tape and Reel |
| Polarity | Non-Inverting |
| Propagation Delay | 26ns |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Series | 74ALS |
| Supply Current | 70mA |
| Technology | BIPOLAR |
| Turn-On Delay Time | 6ns |
| Weight | 0.017662oz |
| RoHS | Compliant |
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