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MCP7940M-I/SN

MCP7940M-I/SN

MCP7940M-I/SN

Microchip Technology

8 Terminations 2.5V 8 Pin MCP7940M Real Time Clocks Alarm, Leap Year, Square Wave Output, SRAM

SOT-23

MCP7940M-I/SN Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 6 Weeks
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface MountYES
Number of Pins 8
Supplier Device Package 8-SOIC
Number of Terminals 8
Mounting Style SMD/SMT
Supplier Package SOIC N
Bus Type Serial I2C
Mounting Surface Mount
Dimensions 4.9 x 3.9 x 1.25mm
Minimum Operating Supply Voltage 1.8 V
Package Type SOIC
Maximum Operating Temperature+85 °C
Functions Calendar, NV SRAM
Minimum Operating Temperature -40 °C
Maximum Operating Supply Voltage 5.5 V
MSL MSL 1 - Unlimited
Manufacturer Microchip
Brand Microchip Technology / Atmel
RoHS Details
Battery Backup Switching No Backup Switching
Package Tube
Base Product Number MCP7940
Mfr Microchip Technology
Product Status Active
Package Shape RECTANGULAR
Operating Temperature-40°C~85°C
PackagingTube
Published 1998
Series -
JESD-609 Code e3
Feature Alarm, Leap Year, Square Wave Output, SRAM
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Type Clock/Calendar
Terminal Finish Matte Tin (Sn) - annealed
HTS Code8542.39.00.01
Voltage - Supply 1.8V~5.5V
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 2.5V
Terminal Pitch1.27mm
Reach Compliance Code compliant
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number MCP7940M
Pin Count8
JESD-30 Code R-PDSO-G8
Function Clock/Calendar/Alarm
Qualification StatusNot Qualified
Operating Supply Voltage2.5, 3.3, 5 V
Power Supplies2/5V
Temperature GradeINDUSTRIAL
Interface I2C, 2-Wire Serial
Memory Size64B
uPs/uCs/Peripheral ICs Type TIMER, REAL TIME CLOCK
Logic Function Clock
Seated Height-Max 1.75 mm
Product TypeReal Time Clocks
Screening Level Industrial
Number of Timers 1
Time FormatHH:MM:SS (12/24 hr)
Non-Volatile Memory 64 B
Date FormatYY-MM-DD-dd
Current - Timekeeping (Max) 1μA @ 5.5V
Time-Min SECONDS
Interrupt CapabilityY
Voltage - Supply, Battery -
Volatile NO
Information Access Method I2C
Features Alarm, Leap Year, Square Wave Output, SRAM
Product CategoryReal Time Clock
Height 1.25mm
Length 4.9mm
Width 3.9mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:8883 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$0.60000$0.6
25$0.55640$13.91
100$0.52790$52.79

MCP7940M-I/SN Product Details

MCP7940M-I/SN Overview


This real time analog clock can be found in package 8-SOIC (0.154, 3.90mm Width).The package is packaged in the way of Tube.Unless otherwise stated, this electrical RTC's supply voltage is 1.8V~5.5V.This electrical real time clock is type Clock/Calendar.This part is mounted on the systemboard in the way indicated by Surface Mount.Ideally, the operating temperature should be set to -40°C~85°C.Electronic time clocks are possible to make sure that Alarm, Leap Year, Square Wave Output, SRAM are maintained when operating.8 terminations are available for transmission lines, implying that the RTC module terminating the line matches its characteristic impedance.RTC real time clocks such as this one are powered by 2.5V voltage.With its 8 pins, it has the necessary functions.As a member of the MCP7940M family, RTCs belongs to them.A voltage of - is required for the supply of this electrical digital time clock.The RTC times have a memory size of 64B that is available for storing data and programs.A total of 2/5V power supplies are required to operate it.There are 8 pins on it.An input signal is received by 1 timers, which output a signal after a preset time.High efficiency requires a 2.5, 3.3, 5 V supply voltage.It belongs to the - series of real time clocks.The type of uPs/uCs/Peripheral ICs for this electrical real time analog clock is TIMER, REAL TIME CLOCK.

MCP7940M-I/SN Features


8-SOIC (0.154, 3.90mm Width) package
8 terminations
8 pin count
2/5V power supplies
Be maintained at 2.5, 3.3, 5 V for high efficiency.
- series


MCP7940M-I/SN Applications


There are a lot of Microchip Technology
MCP7940M-I/SN Real Time Clocks applications.


  • Electronic metering
  • Battery powered products
  • Automotive
  • Industrial
  • Digital still camera
  • Digital video camera
  • Printers
  • Copy machines
  • Mobile equipment
  • Battery powered devices

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