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MCP7940N Datasheet Real-Time Clock/Calendar

Manufacturer: Microchip Technology

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MCP7940N real-time clock/calendar by Microchip Technology - Datasheet Preview

Datasheet Details

Part number	MCP7940N
Manufacturer	Microchip Technology
File Size	0.99 MB
Description	Real-Time Clock/Calendar
Datasheet	MCP7940N Datasheet

Overview

MCP7940N Battery-Backed I2C™ Real-Time Clock/Calendar with SRAM.

Key Features

Real-Time Clock/Calendar (RTCC): - Hours, Minutes, Seconds, Day of Week, Day, Month, Year - Leap year compensated to 2399 - 12/24 hour modes.
Oscillator for 32.768 kHz Crystals: - Optimized for 6-9 pF crystals.
On-Chip Digital Trimming/Calibration: - ±1 PPM resolution - ±129 PPM range.
Dual Programmable Alarms.
Versatile Output Pin: - Clock output with selectable frequency - Alarm output - General purpose output.
Power-Fail Time-Stamp: - Ti.

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