MCP79410-I/SN More Semiconductors - ICs by Microchip Technology

Battery-Backed I2C Real-Time Clock/Calendar with SRAM and EEPROM

Status: Active
Series: MCP79410
RoHS: Compliant
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The MCP79410 general purpose I2Câ„¢Compatible real-time clock/calendar (RTCC) is highly integrated with nonvolatile memory and advanced features normally found in higher priced devices. These features include a battery switchover circuit for backup power, a timestamp to log power failures and digital trimming for accuracy. Using a low-cost 32.768 kHz crystal or other clock source, time is tracked in either a 12-hour or 24-hour format with an AM/PM indicator and timing to the second, minute, hour, day of the week, day, month and year. As an interrupt or wakeup signal, a multifunction open drain output can be programmed as an Alarm Out or as a Clock Out that supports 4 selectable frequencies. In addition, non-volatile memory is included along with a Unique ID in a locked section of EEPROM that can be unlocked and programmed by the End User.

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Prices starting from US$0.78

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Features

Hours, Minutes, Seconds, Day of Week, Day, Month, Year
Leap year compensated to 2399
12/24 hour modes
1 PPM Resolution
±129 PPM Range
Dual Programmable Alarms
Clock output with selectable frequency
Alarm output
General Purpose output
Time logged on switchover to and from Battery Backup
I2C Clock Frequency up to 400 kHz
64 Bytes Battery-Backed SRAM
1Kb EEPROM Memory
Robust write unlock sequence
Operating Voltage 1.8V to 5.5V
Backup Voltage 1.3V to 5.5V
Low Typical Timekeeping Current
Automatic Switchover to Battery Backup

Specifications

Max Interface Speed 400 KHz
Pin Count 8
Minimum Clock_Count 1 sec
User SRAM (Bytes) 64
EEPROM Data Memory Bytes 1
Unique_ID (Bits) 64
Unique ID with MAC Addr Blank ID
Temperature Range -40 to +85
Pins | Packaging 8 | SOIC
Temp Range -40C to +85C
Packing Media Tube (100)

Resources








Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.078
Shipping Weight (kg) 0.25
Lead Count 8
Package Type SOIC
Package Width or Size .150In(3.90mm)
Soldering Composition Matte Tin

Alternative Descriptions

RTCC with 1k EEPROM and battery-backed SRAM | Microchip Technology
RTCC, 12C, 1K EE, 64B SRAM, 8SOIC | element14
Rtcc, Dd:Mm:Yyhh:Mm:Ss, I2C, Soic | Newark Electronics
MCP79410 Series 5.5 V I2CÔ Real-Time Clock/Calendar with EEPROM SRAM-SOIC-8 | Future Electronics
Microchip Real Time Clock Module, YY-MM-DD, I²C / 2-Wire Serial, SMD | Distrelec
I2C RTC, 1Kb EE, 64B SRAM | RS
IC: RTC circuit | Transfer Multisort Elektronik
Clock/Calendar/Alarm | Micros
Real Time Clock I2C 64Bytes 8-Pin NSOIC Tube | Avnet America
8 SOIC 3.90MM (.150INCH) TUBE, I2C GP RTCC, 1KB EE, 64B SRAM, ID | Microchip Technology Inc. MCP79410-I/SN | RS Americas


Frequently Asked Questions

Where can I find additional details, specifications and documents for a MCP79410-I/SN?

Additional datasheets, footprints and schematics for MCP79410-I/SN are listed on our Part Details page. You can also find images and similar parts to MCP79410-I/SN on this page.

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What category does MCP79410-I/SN fall under?

The MCP79410-I/SN is listed under Semiconductors - ICs > More Semiconductors - ICs.

Can I view similar or alternative parts?

You can view similar parts to MCP79410-I/SN when available in the More Semiconductors - ICs range under the specifications section at the bottom of the details page.

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Is the MCP79410-I/SN RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

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