What’s new: Find the right parts faster with our redesigned experience

Learn more

Microchip MCP7940N-I/SN

Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin SOIC N Tube
$ 0.762
Production
Datasheet
Manufacturer Page

Price and Stock

See all price breaks
Distributor
SKU
Min
Pkg
Bulk Pricing
Newark
MCP7940N-I/SN
237
1
USD
0.876
0.845
0.783
0.783
0.783
Future Electronics
MCP7940N-I/SN
544
25
Tube
USD
0.755
0.725
0.690
Onlinecomponents.com
MCP7940N-I/SN
700
100
Bulk
USD
0.757
0.742
0.734
Master Electronics
MCP7940N-I/SN
700
100
USD
0.757
0.742
0.734
TME
2
MCP7940N-I/SN
3,126
1
USD
0.920
0.880
0.810
0.810
0.810
5h

Datasheets & Documents

Download datasheets and manufacturer documentation for Microchip MCP7940N-I/SN.

Upverter

Datasheet42 pages14 years ago

Microchip

LKR

Farnell

Microchip SCT

Inventory History

3 month trend:
-100%
Powered bySpectra logo

CAD Models

Download Microchip MCP7940N-I/SN symbol, footprint, and 3D STEP models from our trusted partners.

sourceeCADmCADFILES
Component Search Engine
SymbolFootprint
3D
Download
EE Concierge
SymbolFootprint
SnapEDA
SymbolFootprint
3D
Download
Ultra Librarian
SymbolFootprint
Download
The partner site will open in a new tab when downloading their CAD models
By downloading CAD models from Octopart, you agree to our Terms & Conditions and Privacy Policy.

Alternate Parts

This Part
Alternate Parts
MicrochipMCP7940N-I/SN
MicrochipMCP7940NT-I/SN
MicrochipMCP7940NT-I/SN
Price @ 1000
$ 0.762
$ 0.837
$ 0.837
Stock
503,124
684,272
684,272
Authorized Distributors
6
6
6
Case/Package
SOIC
SOIC
SOIC
Number of Pins
8
8
8
Memory Size
64 B
64 B
64 B
Interface
I2C
2-Wire, I2C, Serial
2-Wire, I2C, Serial
Logic Function
Clock
Clock
Clock
Min Supply Voltage
1.8 V
1.8 V
1.8 V
Max Supply Voltage
5.5 V
5.5 V
5.5 V

Supply Chain

Projected EOL Date2039-03-25
Country of AssemblyThailand
Country of FabricationUnited States of America
Country of OriginThailand
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.0060
Introduction Date2011-03-25
Lifecycle StatusProduction (Last Updated: 1 day ago)
Manufacturer Lifecycle StatusREL (Last Updated: 1 day ago)

Related Parts

MicrochipMCP7940M-I/SN
Real Time Clock Serial 64byte Clock/Calendar/Alarm Automotive 8-Pin SOIC N Tube
Details
MicrochipMCP7940MT-I/SN
RTC IC, YY-MM-DD-DW, HH:MM:SS: 12Hr / 24Hr, I2C, 1.8 V to 5.5 V, 8 Pins, NSOIC
Details
MicrochipMCP79410-I/SN
Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin SOIC N Tube
Details

Descriptions

Descriptions of Microchip MCP7940N-I/SN provided by its distributors.

Real Time Clock Serial 64byte Clock/Calendar/Alarm/Battery Backup Automotive 8-Pin SOIC N Tube
SHENGYU ELECTRONICS
MCP7940 Series 64 Byte I2C Surface Mount Real-Time Clock/Calendar - SOIC-8
Future Electronics
MICROCHIP MCP7940N-I/SN, REAL TIME CLOCK, 64B RAM SERIAL-I2C, 8-PIN SOIC
RS (Formerly Allied Electronics)
RTC IC Operating temperature: -40...+85 °C Power supply: 1.8...5.5 V Interface: I²C Package: SOIC-8
Distrelec
Alarm RTC IC, Year/Month/Week/Date/Hr/Min/Sec 12Hr / 24Hr, I2C, 64 Byte SRAM, 1.8 V to 5.5 V, SOIC-8
Avnet
Low-Cost I2C Real-Time Clock/Calendar with SRAM and Battery Switchover
Win Source
8-SOIC (0.154 3.90mm Width) MCP7940N e3 Alarm Leap Year Square Wave Output SRAM real time clock IC 1.8V~5.5V 1.2muA @ 3.3V 4.9mm -40C~85C
Fly-Wing Technology
RTCC, GP I2C, 64B SRAM, 8SOIC; Date Format: YYYY: MM: WK: DD: Hr: Min: Secs; Clock Format: 12Hr / 24Hr; Clock IC Type: Alarm RTC; Supply Voltage Min: 1.8V; Supply Voltage Max: 5.5V; Clock IC Case Style: SOIC; No. of Pins: 8Pins; IC I
Farnell

Images

Microchip
TME
Distrelec
element14 APAC
RS
RS (Formerly Allied Electronics)
LZChips
Future Electronics
Micros
RS
Lanka Micro

Manufacturer Aliases

Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:

  • Microchip Technology
  • MICROCHIP TECHNOLOGY INC
  • MICROCHI
  • MICROC
  • MICROCH
  • MICROCHIP TECH
  • MCHP
  • MCRCH
  • MCP
  • MICROHIP
  • MICROSHIP
  • MICCHP
  • MICROCHP
  • MTech
  • Microchip Technology / Atmel
  • MICROCIHIP
  • Microchip Technologies
  • Microchip / Microsemi
  • MICORCHIP
  • MICHROCHIP
  • Atmel/Microchip
  • MICRIOCHIP
  • Atmel (Microchip Technology)
  • MICROCHIP (ATMEL)
  • MICROCHIP TECHNOLOGY (VA)
  • Microchip Technology Inc.

Part Number Aliases

This part may be known by these alternate part numbers:

  • MCP7940N-I/SN.
  • MCP7940N-ISN