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HomeProductsIntegrated Circuits (ICs)Clock/Timing - Real Time ClocksMCP7940MT-I/MNY
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MCP7940MT-I/MNY - Microchip Technology

Manufacturer Part Number
MCP7940MT-I/MNY
Manufacturer
Microchip Technology
Allelco Part Number
32D-MCP7940MT-I/MNY
ECAD Model
Parts Description
IC RTC CLK/CALENDAR I2C 8TDFN
Package
8-WFDFN Exposed Pad
Data sheet
MCP7940M.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 43320

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Specifications

MCP7940MT-I/MNY Tech Specifications
Microchip Technology - MCP7940MT-I/MNY technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - MCP7940MT-I/MNY

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-TDFN (2x3)  
Series -  
Package / Case 8-WFDFN Exposed Pad  
Package Tape & Reel (TR)  
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  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MCP7940MT-I/MNY

Manufacturer

Microchip Technology

Introduction

A highly integrated Real-Time Clock/Calendar optimized for low power and advanced timekeeping features.

Product Features and Performance

Clock/Calendar Functionality

Alarm Function

Leap Year Compensation

Square Wave Output

64 Bytes of SRAM

HH:MM:SS Time Format

12/24-Hour Mode

YY-MM-DD-dd Date Format

I2C Two-Wire Serial Interface

Low Timekeeping Current

Product Advantages

Operates in a Wide Range of Supply Voltages

Supports Battery Backup for Uninterrupted Timekeeping

High Precision and Accuracy

Compact 8-Pin TDFN Package

Key Technical Parameters

Supply Voltage: 1.8V to 5.5V

Timekeeping Current Max: 1µA at 5.5V

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Built-in Power-Fail Time Stamp

Low-Power Consumption

Extended Temperature Range

Compatibility

Compatible with I2C Bus Serial Interface

Standard Surface Mount Device

Application Areas

Portable Electronics

Industrial Control Systems

Embedded Systems

Network Infrastructure

Consumer Electronics

Product Lifecycle

Active Product

No Indication of Discontinuation

Replacement and Upgrade Options Available

Several Key Reasons to Choose This Product

High Reliability for Time-Sensitive Applications

Flexible Supply Voltage suitable for Various Circuit Designs

Low Power Consumption for Battery-Dependent Devices

Easy Integration into Existing Systems via I2C Interface

Provides Reliable Timekeeping even during Power Interruptions

Built for Harsh Environments with Wide Temperature Range

On-Chip Memory for User Data Storage

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology MCP7940MT-I/MNY

Product Attribute MCP7940MT-I/MNY MCP7940M-I/SN MCP7940N-I/P MCP79402T-I/MS
Part Number MCP7940MT-I/MNY MCP7940M-I/SN MCP7940N-I/P MCP79402T-I/MS
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Supplier Device Package 8-TDFN (2x3) 8-SOIC 8-PDIP 8-MSOP
Voltage - Supply, Battery - - 1.3V ~ 5.5V 1.3V ~ 5.5V
Features Alarm, Leap Year, Square Wave Output, SRAM Alarm, Leap Year, Square Wave Output, SRAM Alarm, Leap Year, Square Wave Output, SRAM Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
Type Clock/Calendar Clock/Calendar Clock/Calendar Clock/Calendar
Series - - Automotive, AEC-Q100 -
Interface I²C, 2-Wire Serial I²C, 2-Wire Serial I²C, 2-Wire Serial I²C, 2-Wire Serial
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)
Memory Size 64B 64B 64B 64B
Voltage - Supply 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V
Package Tape & Reel (TR) Tube Tube Tape & Reel (TR)
Current - Timekeeping (Max) 1µA @ 5.5V 1µA @ 5.5V 1.2µA @ 3.3V 1.2µA (Typ) @ 3.3V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Date Format YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd
Package / Case 8-WFDFN Exposed Pad 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300", 7.62mm) 8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
Base Product Number MCP7940 MCP7940 MCP7940 MCP79402

MCP7940MT-I/MNY Datasheet PDF

Download MCP7940MT-I/MNY pdf datasheets and Microchip Technology documentation for MCP7940MT-I/MNY - Microchip Technology.

Datasheets
MCP7940M.pdf
PCN Packaging
Label and Packing Changes 23/Sep/2015.pdf Packing Changes 10/Oct/2016.pdf
PCN Design/Specification
Mold Compound Update 18/Feb/2015.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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MCP7940MT-I/MNY

Microchip Technology
32D-MCP7940MT-I/MNY

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