Datasheet Microchip MCP7940M-I/SN

ManufacturerMicrochip
SeriesMCP7940M
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

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

Prices

Status

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

Status

MCP7940M-I/MSMCP7940M-I/PMCP7940M-I/SNMCP7940M-I/STMCP7940MT-I/MNYMCP7940MT-I/MSMCP7940MT-I/SNMCP7940MT-I/STMCP7940MT-I/STVAO
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (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

Eco Plan

MCP7940M-I/MSMCP7940M-I/PMCP7940M-I/SNMCP7940M-I/STMCP7940MT-I/MNYMCP7940MT-I/MSMCP7940MT-I/SNMCP7940MT-I/STMCP7940MT-I/STVAO
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Model Line

Manufacturer's Classification