MCP7940N-I/MS
Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive AEC-Q100 8-Pin MSOP Tube
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Part Number : MCP7940N-I/MS
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Package/Case : MSOP-8
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Brands : Microchip Technology
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Components Categories : Real Time Clocks
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Datesheet : MCP7940N-I/MS DataSheet (PDF)
Overview of MCP7940N-I/MS
The MCP7940N-I/MS RTC module offers a reliable and accurate timekeeping solution with digital timing compensation and programmable output control. Its low-power design ensures efficiency, while the automatic switch to backup supply guarantees continuous operation. With the use of a 32.768kHz crystal, this Real-Time Clock maintains precise timing through internal registers
Key Features
- Battery-Backed Real-Time Clock/Calendar (RTCC)
- Hours, Minutes, Seconds, Day of Week, Day, Month, Year
- Leap year compensated to 2399
- 12/24 hour modes
- 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
- Time logged on switchover to and from Battery Backup
- 64 Bytes Battery-Backed SRAM
- I2C Clock Frequency up to 400 kHz
- Operating Voltage 1.8V to 5.5V
- Backup Voltage 1.3V to 5.5V
- Low Typical Timekeeping Current
- Automatic Switchover to Battery Backup
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category | Real Time Clock | RoHS | Details |
RTC Bus Interface | Serial, 2-Wire, I2C | Date Format | YY-MM-DD-dd |
Time Format | HH:MM:SS (12 hr, 24 hr) | RTC Memory Size | 64 B |
Package / Case | MSOP-8 | Battery Backup Switching | Backup Switching |
Supply Voltage - Min | 1.8 V | Supply Voltage - Max | 5.5 V |
Minimum Operating Temperature | - 40 C | Maximum Operating Temperature | + 85 C |
Mounting Style | SMD/SMT | Brand | Microchip Technology |
Function | Alarm, Calendar, Clock | Moisture Sensitive | Yes |
Product Type | Real Time Clocks | Factory Pack Quantity | 100 |
Subcategory | Clock & Timer ICs | Unit Weight | 0.004938 oz |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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