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| M74HC147B1资料 | |
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M74HC147B1 PDF Download |
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File Size : 105 KB
Manufacturer:ST Description:− Conforms to USB specification Rev. 1.1 − Supports 1 device address and 2 endpoints 8-bit micro-processor − RISC-like architecture − USB optimized instruction set − Single cycle instruction execution − Operation Speed: DC to 24 MHz clock input − Performance: 12 MIPS @ 24MHz I/O ports − 4-port hub Internal memory − 64 bytes of RAM − 1.75K 14 of program ROM On-chip 3.3v output − No external regulator required Integrated USB transceiver 12 MHz external clock Improved output drivers with slew-rate control to reduce EMI Internal power-on reset(POR) Internal power-fail detector for ESD recovery Support suspend/normal mode power management Support power management for downstream port devices Automatic switching between self/bus powered mode Smart LED traffic indicator − The higher data traffic flows through one port, the higher frequency that ports LED will blink. Applications: − Stand-alone USB hub − PC motherboard USB hub 48 pin LQFP package |
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| 1PCS | 100PCS | 1K | 10K | ||
| 价 格 | |||||
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型 号：M74HC147B1 厂 家：ST 封 装：99+ 批 号：200 数 量： 说 明： |
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运 费： 所在地： 新旧程度： |
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| 联系人：张小姐、 颜先生13661569158 |
| 电 话：400-878-9158,021-54286636 |
| 手 机：13661569158 |
| QQ：12230627,596815151,531081618 |
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| 公司地址： 上海市古楼公路348弄25号 |
