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Shenzhen Filetti Technology Co., LTD

  • China,Shenzhen
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China MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM
China MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM

  1. China MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM
  2. China MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM
  3. China MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM
  4. China MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM

MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM

  1. MOQ: 1
  2. Price: Consult with
  3. Get Latest Price
Payment Terms T/T,Western Union
Supply Ability 10000
Delivery Time 5-8day
Packaging Details T/R
Product Category: Real Time Clock
RTC Bus Interface: I2C
Operating temperature range (°C) -40℃~+85℃
Supply voltage (min) (V) 1.8 V
Supply voltage (max) (V) 5.5 V
Operating current 1.2uA
Brand Name MICROCHIP
Model Number MCP7940N-I/SN
Certification ROHS
Place of Origin CN

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,Western Union Supply Ability 10000
Delivery Time 5-8day Packaging Details T/R
Product Category: Real Time Clock RTC Bus Interface: I2C
Operating temperature range (°C) -40℃~+85℃ Supply voltage (min) (V) 1.8 V
Supply voltage (max) (V) 5.5 V Operating current 1.2uA
Brand Name MICROCHIP Model Number MCP7940N-I/SN
Certification ROHS Place of Origin CN
High Light MCP7940N-I/SN I2C real-time clockbattery-backed RTC with SRAMI2C real-time clock calendar
MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM

MCP7940N-I/SN Battery-Backed I2C™ Real-Time Clock/Calendar With SRAM

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: ±1 PPM resolution, ±129 PPM range
  • 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 µA at 3.3V, Operating from battery backup: 925 nA at 3.0V
  • Automatic Switchover to Battery Backup
Pin Configuration
Name 8-pinSOIC 8-pinMSOP 8-pinTSSOP 8-pinTDFN 8-pinPDIP Function
X1 1 1 1 1 1 Quartz Crystal Input, External Oscillator Input
X2 2 2 2 2 2 Quartz Crystal Output
VBAT 3 3 3 3 3 Battery Backup Supply Input
Vss 4 4 4 4 4 Ground
SDA 5 5 5 5 5 Bidirectional Serial Data (I2C™)
SCL 6 6 6 6 6 Serial Clock (I2C)
MFP 7 7 7 7 7 Multifunction Pin
Vcc 8 8 8 8 8 Primary Power Supply
MCP7940N-I/SN product diagram MCP7940N-I/SN technical specifications MCP7940N-I/SN application circuit
Packaging & Shipping

Standard export packaging available. Customers can choose from cartons, wooden cases, and wooden pallets according to their requirements.

Frequently Asked Questions

How to obtain the price?
We typically provide quotations within 24 hours of receiving your inquiry (excluding weekends and holidays). For urgent pricing requests, please contact us directly.

What is your delivery time?
Small batches typically ship within 7-15 days, while large batch orders may require approximately 30 days depending on order quantity and season.

What are your payment terms?
Factory pricing with 30% deposit and 70% balance payment via T/T before shipment.

What are the shipping options?
Available shipping methods include sea freight, air freight, and express delivery (EMS, UPS, DHL, TNT, FEDEX). Please confirm your preferred method before ordering.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Distributor/Wholesaler,Trading Company

  • Year Established:

    2022

  • Total Annual:

    1000000-3000000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

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Get in touch with us

  • Reach Us
  • Shenzhen Filetti Technology Co., LTD
  • Room E, 22nd Floor, Block B, Duhui 100 Building, Huaqiangbei Subdistrict, Futian District, Shenzhen City
  • https://www.digitalelectronicsic.com/

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