Datasheet Microchip MCP7940MT-I/MNY

ManufacturerMicrochip
SeriesMCP7940M
Part NumberMCP7940MT-I/MNY

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
Extract from the document

Prices

AliExpress
Worldwide
10PCS MCP14E4-E/MF MCP7940MT-I/MNY MCP1727-3302E/MF MCP14700-E/MF MCP14628-E/MF MCP87130T-U/LC MCP16311T-E/MNY MCP79410T-I/MNY10,00 $

Status

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

Packaging

PackageTDFN
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

  • Clock and Timing > Real-Time Clock > RTCC

Other Names:

MCP7940MTI/MNY, MCP7940MT I/MNY

1-4 Layer PCBs $2