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| L6203资料 | |
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L6203 PDF Download |
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File Size : 116 KB
Manufacturer:ST 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 | ||
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型 号：L6203 厂 家：ST 封 装：ZIP 批 号：08+ 数 量：3200 说 明：全新原装大量长期供应 |
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运 费： 所在地： 新旧程度： |
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| 联系人：林小姐 |
| 电 话：086-755-23815997 |
| 手 机：13632589437 |
| QQ：1097182423,2851921558 |
| MSN： |
| 传 真：0755-23815984 |
| EMail：joylin@hongbotong.com |
| 公司地址： 深圳市福田区深南中路3006号佳和大厦B座2007室 |
