序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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1 | SN54LS190 | PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS | 317K | ||
2 | SN54LS190 | SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL | 524K | ||
3 | SN54LS190FK | SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL | 524K | ||
4 | SN54LS190J | SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL | 524K | ||
5 | SN54LS190J | PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS | 317K |
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