MCP7940N-I/ST
RoHS 
RoHS compliant
RoHS compliantPackage 8-TSSOP (0.173, 4.40mm Width)
Category Integrated Circuits (ICs) / Clock/Timing - Real Time Clocks
Description
8-TSSOP (0.173 4.40mm Width) MCP7940N e3 Alarm Leap Year Square Wave Output SRAM real time clock IC 1.8V~5.5V 1.2muA @ 3.3V 4.5mm 0.032MHz
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Buying Options
Total Price: USD $1.24
Unit Price: USD $1.24
≥1 USD $1.24
≥10 USD $1.16982
≥100 USD $1.1036
≥500 USD $1.04113
≥1000 USD $0.9822
Inventory: 2253
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 5 Weeks
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 8-TSSOP (0.173, 4.40mm Width)
Number of Pins 8
Technical
Operating Temperature -40°C~85°C
Packaging Tube
Published 2010
Series Automotive, AEC-Q100
JESD-609 Code e3
Feature Alarm, Leap Year, Square Wave Output, SRAM
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Type Clock/Calendar
Terminal Finish Matte Tin (Sn) - annealed
Subcategory Timer or RTC
Technology CMOS
Voltage - Supply 1.8V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Supply Voltage 2.5V
Terminal Pitch 0.65mm
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number MCP7940N
Pin Count 8
Power Supplies 2/5V
Interface I2C, 2-Wire Serial
Clock Frequency 0.032MHz
Logic Function Clock
Time Format HH:MM:SS (12/24 hr)
Non-Volatile Memory 64 B
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 1.2μA @ 3.3V
Time-Min SECONDS
Interrupt Capability Y
Voltage - Supply, Battery 1.3V~5.5V
Information Access Method I2C
Dimensions
Height 1.05mm
Length 4.5mm
Width 3.1mm
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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