| Type number | Product status | Family | Description | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | No of bits | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | No of pins | Package name | Package version | Function |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74HC85D | Production | HC(T) | 4-bit magnitudecomparator | 2.0 - 6.0 | CMOS | ± 5.2 | 23 | 4 | low | -40~125 | 67 | 1 | 25 | 16 | SO16 | SOT109-1 | Digital comparators |
| 74HC85PW | Production | HC(T) | 4-bit magnitudecomparator | 2.0 - 6.0 | CMOS | ± 5.2 | 23 | 4 | low | -40~125 | 102 | 1 | 28.7 | 16 | TSSOP16 | SOT403-1 | Digital comparators |
| 74HCT85D | Production | HC(T) | 4-bit magnitudecomparator; TTL enabled | 4.5 - 5.5 | TTL | ± 4 | 26 | 4 | low | -40~125 | 67 | 1 | 24.8 | 16 | SO16 | SOT109-1 | Digital comparators |
| 74HC688D | Production | HC(T) | 8-bit magnitudecomparator | 2.0 - 6.0 | CMOS | ± 5.2 | 17 | 8 | low | -40~125 | 82 | 24.3 | 58 | 20 | SO20 | SOT163-1 | Digital comparators |
| 74HC688PW | Production | HC(T) | 8-bit magnitudecomparator | 2.0 - 6.0 | CMOS | ± 5.2 | 17 | 8 | low | -40~125 | 98 | 4 | 42.3 | 20 | TSSOP20 | SOT360-1 | Digital comparators |
这些器件可(kě)比较任何二进制字的幅度。它们采用(yòng)低功耗CMOS制造，提供CMOS和TTL输入选项，是过程控制器和伺服-電(diàn)机控制等应用(yòng)中(zhōng)不可(kě)或缺的元件。
- 任意二进制字的幅度比较
- 无需额外门控即可(kě)进行串行或并行扩展
- 低功耗CMOS
- CMOS和TTL输入选项
关键应用(yòng)
- 过程控制器
- 伺服-電(diàn)机控制
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数据手册
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