2 通道、4 输入、4.75V 至 5.25V 双极与门
| Technology Family | LS |
| Supply voltage (Min) (V) | 4.75 |
| Supply voltage (Max) (V) | 5.25 |
| Number of channels (#) | 2 |
| Inputs per channel | 4 |
| IOL (Max) (mA) | 8 |
| IOH (Max) (mA) | -0.4 |
| Input type | Bipolar |
| Output type | Push-Pull |
| Features | High speed (tpd 10- 50ns) |
| Data rate (Max) (Mbps) | 35 |
| Rating | Catalog |
| Operating temperature range (C) | 0 to 70 |
- Package Options Include Plastic “Small Outline" Packages, Ceramic Chip Carriers and Flat Packages, and Plastic and Ceramic DIPs
- Dependable Texas Instruments Quality and Reliability
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These devices contain two independent 4-input AND gates.
The SN54LS21 is characterized for operation over the full military temperature range of -55°C to 125°C. The SN74LS21 is characterized for operation from 0°C to 70°C.
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