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MCP7940N-I/ST

Microchip Technology

MCP7940N-I/ST by Microchip Technology

MCP7940N-I/ST by Microchip is a CMOS RTC with I2C interface, 64-word RAM, and interrupt capability. It operates b/w -40 to 85°C, with supply voltage range of 1.8-5.5V. Ideal for industrial applications requiring real-time clock functionality in compact designs.

Median Price

$0.900

Lifecycle Status

Suppliers In-Stock

14

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Farnell

UK . 400 parts In-Stock

1+ parts

$0.739

100+ parts

$0.657

1k+ parts

$0.644

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400

$0.739

$0.657

$0.644

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Arrow

USA . 313 parts In-Stock

1+ parts

$0.851

100+ parts

-

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313

$0.851

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Microchip Technology

USA . 1,295 parts In-Stock

1+ parts

$0.900

100+ parts

$0.790

1k+ parts

$0.740

10k+ parts

$0.710

1,295

$0.900

$0.790

$0.740

$0.710

DigiKey

USA . 970 parts In-Stock

1+ parts

$0.900

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$0.800

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-

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970

$0.900

$0.800

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Mouser Electronics

USA . 667 parts In-Stock

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$0.900

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$0.800

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-

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667

$0.900

$0.800

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Newark

USA . 88 parts In-Stock

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$0.911

100+ parts

$0.806

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-

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88

$0.911

$0.806

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Element14

Singapore . 1,686 parts In-Stock

1+ parts

$0.951

100+ parts

$0.855

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1,686

$0.951

$0.855

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Verical

USA . 313 parts In-Stock

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313

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Master Electronics

USA . 100 parts In-Stock

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-

100+ parts

$0.914

1k+ parts

$0.831

10k+ parts

$0.778

100

-

$0.914

$0.831

$0.778

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Nova Conductors

Japan . 600 parts In-Stock

1+ parts

$1.004

100+ parts

-

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600

$1.004

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NAC Semi

USA . 1,000 parts In-Stock

1+ parts

$1.020

100+ parts

$0.920

1k+ parts

$0.820

10k+ parts

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1,000

$1.020

$0.920

$0.820

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Vyrian

USA . 1,072 parts In-Stock

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1,072

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Chip Stock

USA . 475 parts In-Stock

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475

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IBS Electronics

USA . 100 parts In-Stock

1+ parts

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100+ parts

$1.282

1k+ parts

$1.165

10k+ parts

$1.091

100

-

$1.282

$1.165

$1.091

Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Ampacity Inc.

Singapore . 1,416 parts In-Stock

1+ parts

$0.610

100+ parts

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1,416

$0.610

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Semicontronic

India . 1,136 parts In-Stock

1+ parts

$0.610

100+ parts

$0.595

1k+ parts

$0.592

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1,136

$0.610

$0.595

$0.592

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Vigor

Singapore . 1,450 parts In-Stock

1+ parts

$0.780

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1,450

$0.780

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Continental Prestige Electronics

USA . 5,655 parts In-Stock

1+ parts

$1.004

100+ parts

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$0.984

5,655

$1.004

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-

$0.984

Argo Parts USA

USA . 2,451 parts In-Stock

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$1.004

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2,451

$1.004

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Netroflash

USA . 500 parts In-Stock

1+ parts

$1.004

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$0.954

10k+ parts

$0.934

500

$1.004

-

$0.954

$0.934

Aztec Data Supply Inc.

USA . 129 parts In-Stock

1+ parts

$19.930

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129

$19.930

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Modulus Dynamics

Lithuania . 4,326 parts In-Stock

1+ parts

$20.228

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$20.228

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$20.228

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4,326

$20.228

$20.228

$20.228

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Advanced Electronics

New Zealand . 500 parts In-Stock

1+ parts

$23.995

100+ parts

$22.795

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$22.795

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500

$23.995

$22.795

$22.795

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Corohmni

South Africa . 55 parts In-Stock

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$67.457

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55

$67.457

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RC Electronics

USA . 36,008 parts In-Stock

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Lixinc

USA . 18,944 parts In-Stock

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West Coast Incorporated

USA . 6,548 parts In-Stock

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Perfect Parts

USA . 2,012 parts In-Stock

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Robosynatics

Brazil . 350 parts In-Stock

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350

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Lucentia Tech

USA . 350 parts In-Stock

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350

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iodParts Technologies Inc.

India . 99 parts In-Stock

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99

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Authorized Procurement Solutions

USA . 22 parts In-Stock

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22

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Overview

Unlock the power of precise timekeeping with the MCP7940N-I/ST by Microchip Technology. Crafted with excellence, this real-time clock offers unparalleled accuracy and reliability for a wide range of applications. Seamlessly integrated with I2C access method, this timer boasts a small outline package body that is perfect for space-constrained designs. Whether you're designing industrial systems or consumer electronics, the MCP7940N-I/ST delivers unmatched performance, efficiency, and value. Stay ahead of the curve with this cutting-edge technology from Microchip Technology.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

Provides durability and protects the internal components, making the product long-lasting.

Information Access Method: I2C

Use of I2C allows for easy communication with other devices, increasing the product's versatility.

Surface Mount: YES

Enables easy and convenient installation on PCBs, saving space and making assembly process efficient.

Maximum Supply Voltage: 5.5 V

Allows for compatibility with a wide range of power sources, ensuring flexibility in various applications.

On Chip Data RAM Width: 8

Provides sufficient memory for storing data, enhancing the functionality of the device.

Maximum Operating Temperature: 85 °C

Can operate reliably in high-temperature environments, making it suitable for industrial applications.

Minimum Operating Temperature: -40 °C

Performs well in low-temperature conditions, ensuring reliable operation in a variety of environments.

Peripheral IC Type: TIMER, REAL TIME CLOCK

Combines timer and real-time clock functionality in one product, offering multiple features in a single device.

Technology: CMOS

Utilizes CMOS technology for low power consumption and improved performance, making it energy-efficient.

Volatile: YES

Allows for data retention even when power is removed, ensuring that important information is not lost.

Technical Specifications

Timers & Real-Time Clocks MCP7940N-I/ST attributes and parameters. Explore more Timers & Real-Time Clocks devices from Microchip Technology

Specs

Maximum Clock Frequency:

.032 MHz

External Data Bus Width:

0

Information Access Method:

I2C

Interrupt Capability:

Y

JESD-30 Code:

R-PDSO-G8

JESD-609 Code:

e3

Length:

4.4 mm

No. of Terminals:

8

No. of Timers:

1

On Chip Data RAM Width:

8

Maximum Operating Temperature:

85 Cel

Minimum Operating Temperature:

-40 Cel

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

TSSOP8,.25

Package Shape:

Package Style (Meter):

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

Power Supplies (V):

2/5

Qualification:

Not Qualified

RAM Words:

64

Screening Level:

TS 16949

Maximum Seated Height:

1.2 mm

Sub-Category:

Timer or RTC

Maximum Supply Current:

.4 mA

Maximum Supply Voltage:

5.5 V

Minimum Supply Voltage:

1.8 V

Nominal Supply Voltage:

2.5 V

Surface Mount:

YES

Technology:

CMOS

Temperature Grade:

Terminal Finish:

MATTE TIN

Terminal Form:

Terminal Pitch:

.65 mm

Terminal Position:

DUAL

Minimum Time:

SECONDS

Volatile:

YES

Width:

3 mm

Peripheral IC Type:

Trade Compliance

MCP7940N-I/ST Peripheral ICs trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8542.39.00.01

SB

8542.39.00.00

PCN

Manufacturer Highlights

Microchip Technology

Microchip Technology Incorporated is a leading provider of integrated circuit (IC) solutions for the global market. Founded in 1989, the company designs, manufactures, tests and markets state-of-the-art microcontrollers and analog devices for use in a wide array of electronics applications, such as the automotive industry, consumer electronics and industrial automation. Through its world-class production processes and technologies, Microchip Technology has become an innovator of semiconductor solutions that enable customers to maximize their performance while streamlining costs.

The material and information contained is this video is for educational and general information purposes. All rights remain with respective rightsholders. Fair Use Statement

Management team

President and CEO

Ganesh Moorthy

Executive Chair

Steve Sanghi

CFO, Senior VP

J. Eric Bjornholt

Manufacturer fab locations 9

Fab name Location Fab Initiation Wafer Capacity

Fab 5 - Colorado

Fabrication

Fab Initiation

1995

USA

Colorado Springs

Wafer Capacity

70,000

1995

70,000

Santa Clara

Fabrication

Fab Initiation

1990

USA

Santa Clara

Wafer Capacity

1,290

1990

1,290

Lawrence

Fabrication

Fab Initiation

1989

USA

Lawrence

Wafer Capacity

5,000

1989

5,000

Fab 4 - Gresham

Fabrication

Fab Initiation

1988

USA

Gresham

Wafer Capacity

50,000

1988

50,000

Fab 2 - Tempe

Fabrication

Fab Initiation

1994

USA

Tempe

Wafer Capacity

30,000

1994

30,000

Beverly

Fabrication

Fab Initiation

1985

USA

Beverly

Wafer Capacity

2,000

1985

2,000

Lowell

Fabrication

Fab Initiation

1986

USA

Lowell

Wafer Capacity

15,000

1986

15,000

Garden Grove

Fabrication

Fab Initiation

1985

USA

Garden Grove

Wafer Capacity

12,000

1985

12,000

New Fab - Gresham

Fabrication

Fab Initiation

2024

USA

Gresham

Wafer Capacity

2024

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