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Texas Instruments 
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SN74HC257DR的详细信息
| Manufacturer： | Texas Instruments |
|---|---|
| Product Category： | Encoders, Decoders, Multiplexers & Demultiplexers |
| RoHS： | Yes |
| Brand： | Texas Instruments |
| Product： | Selectors / Multiplexers |
| Logic Family： | HC |
| Number of Bits： | 4 |
| Number of Input Lines： | 2 |
| Number of Output Lines： | 1 |
| Propagation Delay Time： | 150 ns at 2 V, 30 ns at 4.5 V, 26 ns at 6 V |
| Supply Voltage - Max： | 6 V |
| Supply Voltage - Min： | 2 V |
| Maximum Operating Temperature： | + 85 C |
| Mounting Style： | SMD/SMT |
| Package / Case： | SOIC-16 |
| Packaging： | Reel |
| Minimum Operating Temperature： | - 40 C |
| Number of Lines In/Out： | 2 / 1 |
| Operating Temperature Range： | - 40 C to + 85 C |
| Operating Voltage： | 2 V to 6 V |
| Series： | SN74HC257 |
| Factory Pack Quantity： | 2500 |
| Unit Weight： | 141.700 mg |
SN74HC257DR应用笔记
- Understanding and Interpreting Standard-Logic Data Sheets (Rev. B)
- CMOS Power Consumption and CPD Calculation (Rev. B)
- Input and Output Characteristics of Digital Integrated Circuits
- SN54/74HCT CMOS Logic Family Applications and Restrictions
- Live Insertion
- Designing With Logic (Rev. C)
- TI IBIS File Creation, Validation, and Distribution Processes
- Implications of Slow or Floating CMOS Inputs (Rev. C)
- Shelf-Life Evaluation of Lead-Free Component Finishes
- Selecting the Right Texas Instruments Signal Switch
- Using High Speed CMOS and Advanced CMOS in Systems With Multiple Vcc
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