Datasheet Microchip MCP7940NT-E/MS — 数据表

制造商Microchip
系列MCP7940N
零件号MCP7940NT-E/MS

MCP7940N系列低功耗实时时钟(RTC)使用数字时序补偿来获得准确的时钟/日历,通过可编程输出控制实现通用性,并具有自动切换至备用电源的功率检测电路

数据表

MCP7940N Low-Cost I2C Real-Time Clock/Calendar with SRAM and Battery Switchover
PDF, 1.4 Mb, 档案已发布: Mar 20, 2014
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价格

状态

Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)

打包

PackageMSOP
Pins8

参数化

Alarms2 Alarms (1 sec)
Digital_Trimming-127 to +127ppm (1 ppm steps)
Ibat Current700 nA
InterfaceI²C™
Operating Temperature Range-40 to +125 °C
OutputsIRQ/CLK
Power-Fail TimestampVCC Fail and VCC Restore
Temperature Range-40 to +125
Unique IDNone MAC_Address
User SRAM64 Bytes
Vbat Range1.3 - 5.5 V
Vcc Range1.8 - 5.5 V

生态计划

RoHSCompliant

模型线

制造商分类

  • Clock and Timing > Real-Time Clock > RTCC

其他名称:

MCP7940NTE/MS, MCP7940NT E/MS