Microchip MCP7940NT-E/MS 实时时钟/日历，I2C，1.8 V至5.5 V，时:分:秒，年-月-日-星期，MSOP-8封装，-40 °C至125 °C

Interfaces: I2C

Date Format: DD:MM:YY:DW

No. of Pins: 8

Time Format: HH:MM:SS: 12Hr / 24Hr

Product Range: MCP7940N Series

Supply Voltage Max: 5.5 Vdc

Supply Voltage Min: 1.8 Vdc

Operating Temperature Max: 125 °C

Operating Temperature Min: -40 °C

Datasheet