Microchip | MCP79410-I/ST

The MCP79410-I/ST is a I2C Real-Time Clock/Calender highly integrated with features of EEPROM, SRAM, Unique ID and Battery Switchover, available in TSSOP-8 package.

The Real-Time Clocks uses digital timing compensation for an accurate clock/calendar and a a programmable output control for versatility.

Features:

• Real-Time Clock/Calendar (RTCC), Battery Backed:
• Hours, Minutes, Seconds, Day of Week, Day, Month and Year
• Dual alarm with single output
• On-Chip Digital Trimming/Calibration:
• Range -127 to +127 ppm
• Resolution 1 ppm
• Programmable Open-Drain Output Control:
• CLKOUT with 4 selectable frequencies
• Alarm output
• 64 Bytes SRAM, Battery Backed
• 1 Kbits EEPROM (128x8):
• 8 bytes/page
• Block/sector write protection
• Protect none, 1/4, 1/2 or all of array
• Separate 64-Bit Unique ID:
• User or factory programmable
• Protected area
• EUI-48™ or EUI-64™ MAC address
• Custom ID programming
• Automatic VCC Switchover to VBAT Backup Supply
• Power-Fail Time-Stamp for Battery Switchover
• Low-Power CMOS Technology:
• Dynamic Current: 400 µA max read
• Dynamic Current: 3mA max EEPROM write
• Battery Backup Current: <700nA @ 1.8V
• I2C 100 kHz and 400 kHz Compatibility
• ESD Protection >4,000V
• More than 1 Million Erase/Write Cycles
• Pb-Free and RoHS Compliant
• Temperature Ranges: Industrial (I): -40°C to +85°C