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| SN54S20J资料 | |
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SN54S20J PDF Download |
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File Size : 105 KB
Manufacturer:TI Description:Integrated NV SRAM, real time clock, crystal, power-fail control circuit and lithium energy source Clock registers are accessed identical to the static RAM. These registers are resident in the sixteen top RAM locations Totally nonvolatile with over 10 years of operation in the absence of power Precision Power-On Reset Programmable Watchdog Timer and RTC Alarm BCD coded year, month, date, day, hours, minutes, and seconds with automatic leap year compensation valid up to the year 2100 Battery voltage level indicator flag Power-fail write protection allows for 10% Vcc power supply tolerance Lithium energy source is electrically disconnected to retain freshness until power is applied for the first time |
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| 1PCS | 100PCS | 1K | 10K | ||
| 价 格 | |||||
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型 号：SN54S20J 厂 家：TI 封 装：0935+ 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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| 传 真：021-54286636 |
| EMail：susumu@susumu.com.cn |
| 公司地址： 上海市古楼公路348弄25号 |
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