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MCP7940M-I/ST

MCP7940M-I/ST

MCP7940M-I/ST

Microchip Technology

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

SOT-23

MCP7940M-I/ST Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 6 Weeks
Mounting Type Surface Mount
Package / Case 8-TSSOP (0.173, 4.40mm Width)
Surface MountYES
Number of Pins 8
Supplier Device Package 8-TSSOP
Number of Terminals 8
Mounting Style SMD/SMT
Supplier Package TSSOP
Bus Type Serial I2C
Mounting Surface Mount
Package Tube
Base Product Number MCP7940
Mfr Microchip Technology
Product Status Active
MSL MSL 1 - Unlimited
Maximum Operating Temperature+ 85 C
Minimum Operating Temperature - 40 C
Manufacturer Microchip
Brand Microchip Technology / Atmel
RoHS Details
Battery Backup Switching No Backup Switching
Package Shape RECTANGULAR
Operating Temperature-40°C~85°C
PackagingTube
Published 2007
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 Pitch0.65mm
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 1.2 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 1.05mm
Length 3.1mm
Width 4.5mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:10456 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$0.72000$0.72
500$0.7128$356.4
1000$0.7056$705.6
1500$0.6984$1047.6
2000$0.6912$1382.4
2500$0.684$1710

MCP7940M-I/ST Product Details

MCP7940M-I/ST Overview


The package 8-TSSOP (0.173, 4.40mm Width) contains real time clocks.The package is in the form of Tube.This electrical RTC has a supply voltage of 1.8V~5.5V.This electrical real time clock has the type Clock/Calendar.Surface Mount is the way this real time clock (RTC) is mounted.Electronic time clocks are recommended that the operating temperature be -40°C~85°C.When operating, Alarm, Leap Year, Square Wave Output, SRAM can be ensured.It is possible to terminate a transmission line with a RTC module that matches the characteristic impedance of the line, which is known as 8 termination.Obviously, a voltage of 2.5V is being supplied to this electronic component.There are 8 pins on it.The family RTCs belongs to are MCP7940M.This electrical digital time clock has a -- supply voltage.For storing data and programs, the RTC times embed a memory of 64B.There are 2/5V power supplies attached to it.It is equipped with 8 pins.Upon receiving an input signal, 1 timers output a signal at a preset time.In order to achieve high efficiency, the supply voltage should be kept at 2.5, 3.3, 5 V.It is a type of real time clock belonging to the -- series.This electrical real time analog clock has the type TIMER, REAL TIME CLOCK of uPs/uCs/Peripheral ICs.

MCP7940M-I/ST Features


8-TSSOP (0.173, 4.40mm 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/ST Applications


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


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

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