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| L6203资料 | |
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L6203 PDF Download |
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File Size : 105 KB
Manufacturer:ST（新加坡） Description:This controller is a full featured floppy disk controller that is software compatible with the mPD765A but also includes many additional hardware and software enhancements These enhancements include additional logic specifically re- quired for an IBM PC PC-XT PC-AT or PS 2 design This controller incorporates a precision analog data separa- tor that includes a self trimming delay line and VCO Up to three external filters are switched automatically depending on the data rate selected This provides optimal perform- ance at the standard PC data rates of 250 300 kb s and 500 kb s It also enables optimum performance at 1 Mb s (MFM) These features combine to provide the lowest possi- ble PLL bandwidth with the greatest lock range and hence the widest window margin This controller includes write precompensation circuitry A shift register is used to provide a fixed 125 ns early-late precompensation for all tracks at 500k 300k 250 kb s (83 ns for 1 MB s) or a precompensation value that scales with (Continued) |
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| 1PCS | 100PCS | 1K | 10K | ||
| 价 格 | |||||
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型 号：L6203 厂 家：ST（新加坡） 封 装：00 14 批 号：100 数 量：25/T 说 明：25/T |
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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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| 传 真：021-54286636 |
| EMail：susumu@susumu.com.cn |
| 公司地址： 上海市古楼公路348弄25号 |
