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HomeProductsIntegrated Circuits (ICs)Clock/Timing - Real Time ClocksMCP7940M-I/SN
MCP7940M-I/SN Image
Image may be representation.
See specifications for product details.

MCP7940M-I/SN - Microchip Technology

Manufacturer Part Number
MCP7940M-I/SN
Manufacturer
Microchip Technology
Allelco Part Number
32D-MCP7940M-I/SN
ECAD Model
Parts Description
IC RTC CLK/CALENDAR I2C 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
MCP7940M.pdf
RoHs Status
ROHS3 Compliant
In stock: 46470

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Quantity

Specifications

MCP7940M-I/SN Tech Specifications
Microchip Technology - MCP7940M-I/SN technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - MCP7940M-I/SN

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply, Battery -  
Voltage - Supply 1.8V ~ 5.5V  
Type Clock/Calendar  
Time Format HH:MM:SS (12/24 hr)  
Supplier Device Package 8-SOIC  
Series -  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Package Tube  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Memory Size 64B  
Interface I²C, 2-Wire Serial  
Features Alarm, Leap Year, Square Wave Output, SRAM  
Date Format YY-MM-DD-dd  
Current - Timekeeping (Max) 1µA @ 5.5V  
Base Product Number MCP7940  

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology MCP7940M-I/SN

Product Attribute MCP7940M-I/SN MCP79401-I/ST MCP7940M-I/MS MCP79402-I/SN
Part Number MCP7940M-I/SN MCP79401-I/ST MCP7940M-I/MS MCP79402-I/SN
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Supplier Device Package 8-SOIC 8-TSSOP 8-MSOP 8-SOIC
Features Alarm, Leap Year, Square Wave Output, SRAM Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Alarm, Leap Year, Square Wave Output, SRAM Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
Memory Size 64B 64B 64B 64B
Series - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Interface I²C, 2-Wire Serial I²C, 2-Wire Serial I²C, 2-Wire Serial I²C, 2-Wire Serial
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-SOIC (0.154', 3.90mm Width)
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Date Format YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd
Current - Timekeeping (Max) 1µA @ 5.5V 1.2µA (Typ) @ 3.3V 1µA @ 5.5V 1.2µA (Typ) @ 3.3V
Type Clock/Calendar Clock/Calendar Clock/Calendar Clock/Calendar
Package Tube Tube Tube Tube
Voltage - Supply, Battery - 1.3V ~ 5.5V - 1.3V ~ 5.5V
Base Product Number MCP7940 MCP79401 MCP7940 MCP79402
Time Format HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr)
Voltage - Supply 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V

MCP7940M-I/SN Datasheet PDF

Download MCP7940M-I/SN pdf datasheets and Microchip Technology documentation for MCP7940M-I/SN - Microchip Technology.

Datasheets
MCP7940M.pdf
PCN Packaging
Label and Packing Changes 23/Sep/2015.pdf Packing Changes 10/Oct/2016.pdf
PCN Assembly/Origin
Manufacturing Change 07/Apr/2022.pdf
PCN Design/Specification
MCP7940M 20/Aug/2018.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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MCP7940M-I/SN Image

MCP7940M-I/SN

Microchip Technology
32D-MCP7940M-I/SN

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