Datasheet Microchip MCP7940M-I/SN

ManufacturerMicrochip
SeriesMCP7940M
Part NumberMCP7940M-I/SN

The MCP7940M I2CTM compatible real-time clock/calendar (RTCC) includes SRAM and a digital trimming circuit for accuracy which is normally found in higher priced devices

Datasheets

Datasheet PDF, 1.3 Mb, File published: Jun 23, 2014
MCP7940M Low-Cost I2C RTCC with SRAM
Docket

Prices

Status

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

Packaging

PackageSOIC
Pins8

Parametrics

Alarms2 Alarms (1 sec)
Digital_Trimming-127 to +127ppm (1 ppm steps)
InterfaceI²C™
Operating Temperature Range-40 to +85 °C
OutputsIRQ/CLK
Temperature Range-40 to +85
Unique IDNone MAC_Address
User SRAM64 Bytes
Vcc Range1.8 - 5.5 V

Eco Plan

RoHSCompliant

Model Line

Manufacturer's Classification

Other Names:

MCP7940MI/SN, MCP7940M I/SN