SN74LS21D
IC GATE AND 2CH 4-INP 14SOICManufacturer: Texas Instruments
Categories: Gates and Inverters
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Texas Instruments SN74LS21D is a dual 4-input AND gate from the 74LS series. This logic IC features two independent AND gates, each requiring four inputs to produce a high output. It operates with a supply voltage range of 4.75V to 5.25V. The SN74LS21D exhibits a maximum propagation delay of 20ns at 5V and 15pF load capacitance. Input logic levels are specified with a low threshold of 0.8V and a high threshold of 2V. Output drive capability includes 400µA for high output and 8mA for low output. The component is housed in a 14-SOIC package with surface mount mounting. This device is commonly utilized in industrial, consumer electronics, and telecommunications applications requiring reliable digital logic functions.
Additional Information
Series: 74LSRoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Features | - |
| Packaging | Bulk |
| Package / Case | 14-SOIC (0.154"", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Logic Type | AND Gate |
| Operating Temperature | 0°C ~ 70°C |
| Voltage - Supply | 4.75V ~ 5.25V |
| Current - Output High, Low | 400µA, 8mA |
| Number of Inputs | 4 |
| Supplier Device Package | 14-SOIC |
| Input Logic Level - High | 2V |
| Input Logic Level - Low | 0.8V |
| Max Propagation Delay @ V, Max CL | 20ns @ 5V, 15pF |
| Number of Circuits | 2 |
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