Microchip, Real Time Clock 64 bit DW:DM:M:Y, 8-Pin PDIP Through Hole

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RS-stocknr.:
774-7403
Fabrikantnummer:
MCP7940M-I/P
Fabrikant:
Microchip
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Merk

Microchip

Product Type

Real Time Clock

Date Format

DW:DM:M:Y

Time Format

HH:MM:SS

Mount Type

Through Hole

Package Type

PDIP

Interface Type

I2C

Pin Count

8

RTC Memory Size

64bit

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Length

10.16mm

Height

4.95mm

Series

MCP794

Width

7.11 mm

Standards/Approvals

No

Maximum Supply Voltage

5.5V

Automotive Standard

No

Minimum Supply Voltage

1.8V

Land van herkomst:
TH

MCP7940M I²C Real-Time Clock/Calendars


The Microchip MCP7940M is Real-Time Clock Calendar (RTCC) that supports I²C communications. The MCP7940M includes a digital trimming circuit for accuracy which can compensate for crystal tolerance and temperature.

The MCP7940M features a multi-functional output that can be configured as an alarm output, to output a selectable frequency square wave or as a general purpose output.

Features


2-Wire Serial Interface, I²C™ Compatible: I²C clock rate up to 400 kHz

On-Chip Digital Trimming/Calibration: ±1 ppm resolution, ±129 ppm range

Tracks Hours, Minutes, Seconds, Day of Week, Day, Month and Year

Leap Year Compensated to 2399

12/24 Hour Modes

Oscillator for 32.768 kHz Crystals: Optimised for 6-9 pF crystals

Dual Programmable Alarms

Versatile Output Pin

Wide Operating Voltage Range: 1.8V to 5.5V

Low Typical Timekeeping Current: 1.2μA at 3.3V

Real Time Clock Peripherals - Microchip


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