Model Information for MCP79412T-I/SN

Product Overview

The MCP79412T-I/SN is a battery-backed I2C Real-Time Clock/Calendar (RTCC) with SRAM, EEPROM, and Protected EEPROM. It features a 32.768kHz crystal oscillator and is designed for industrial applications.

Key Features

• Real-Time Clock/Calendar (RTCC): Tracks hours, minutes, seconds, day of week, date, month, and year.
• Oscillator: Optimized for 6-9pF crystals.
• Digital Trimming/Calibration: ±1ppm resolution, ±129ppm range.
• Dual Programmable Alarms: Flexible comparison options.
• Versatile Output Pin: Clock output, alarm output, or general-purpose output.
• Power-Fail Timestamp: Logs time on switchover to/from battery mode.
• User Memory: 64-byte SRAM, 1Kbit EEPROM, and 64-bit Protected EEPROM.
• Operating Voltage: 1.8V to 5.5V.
• Backup Voltage: 1.3V to 5.5V.
• Low Power Consumption: 1.2μA at 3.3V (operating), 925nA at 3.0V (backup).
• I2C Compatibility: Supports up to 400kHz clock rate.
• Temperature Range: -40°C to +85°C (Industrial).

Package Information

• Package Type: 8-Lead Plastic Small Outline (SN)
• Package Marking: MCP79412T-I/SN
• Dimensions: 3.90mm x 8.70mm body size.
• Pin Count: 8 pins.

Ordering Information

• Part Number: MCP79412T-I/SN
• Temperature Range: Industrial (-40°C to +85°C)
• Package: 8-Lead Plastic Small Outline (SN)
• Tape and Reel Option: Available (indicated by 'T' in part number)
• Preprogrammed: EUI-64TM node address.

Applications

The MCP79412T-I/SN is suitable for a wide range of applications requiring precise timekeeping and reliable memory storage, including:

• Industrial automation
• Smart metering
• Embedded systems
• IoT devices