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Datasheet Microchip MCP79402T-I/ST

ManufacturerMicrochip
SeriesMCP79402
Part NumberMCP79402T-I/ST

The MCP79402 general purpose I2CTM Compatible real-time clock/calendar (RTCC) is highly integrated with memory and advanced features normally found in higher priced devices

Datasheets

  • Download » Datasheet, PDF, 886 Kb, 08-17-2016
    MCP79400/01/02 Battery-Backed I2C RTCC w/ SRAM and Protected EEPROM
    Docket ↓
    MCP79400/MCP79401/MCP79402
    Battery-Backed I2C Real-Time Clock/Calendar with
    SRAM and Protected EEPROM
    Device Selection Table
    Part Number Operating Ranges
    Protected EEPROM MCP79400 Unprogrammed MCP79401 EUI-48в„ў MCP79402 EUI-64в„ў Timekeeping 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:
    -В±1 ppm resolution
    -В±129 ppm Dual Programmable Alarms Versatile Output Pin:
    -Clock output with selectable frequency
    -Alarm output
    -General purpose output Power-Fail Time-Stamp:
    -Time logged on switchover to and from
    Battery mode Low-Power Features Wide Voltage Range:
    -Operating voltage range of 1.8V to 5.5V
    -Backup voltage range of 1.3V to 5.5V Low Typical Timekeeping Current:
    -Operating from VCC: 1.2 ВµA at 3.3V
    -Operating from battery backup: 925 nA at
    3.0V Automatic Switchover to Battery Backup User Memory 64-Byte Battery-Backed SRAM 64-Bit Protected EEPROM Area: ...

Prices

Status

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

Packaging

PackageTSSOP
Pins8

Parametrics

Alarms2 Alarms (1 sec)
Digital_Trimming-127 to +127ppm (1 ppm steps)
Ibat Current700 nA
InterfaceI²C™
Operating Temperature Range-40 to +85 °C
OutputsIRQ/CLK
Power-Fail TimestampVCC Fail and VCC Restore
Temperature Range-40 to +85
Unique IDEUI-64 MAC_Address
User SRAM64 Bytes
Vbat Range1.3 - 5.5 V
Vcc Range1.8 - 5.5 V

Eco Plan

RoHSCompliant

Other Options

MCP79400 MCP79401

Moldel Line

Series: MCP79402 (7)

Manufacturer's Classification

  • Clock and Timing > Real-Time Clock > RTCC

Other Names:

MCP79402TI/ST, MCP79402T I/ST

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