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MCP7940MT-I/MNY
Microchip TechnologyRoHS 
RoHS compliant
RoHS compliantPackage 8-WFDFN Exposed Pad
Category Clock/Timing - Real Time Clocks / Clock/Timing - Real Time Clocks
Description
8-WFDFN Exposed Pad MCP7940M e4 Alarm Leap Year Square Wave Output SRAM real time clock IC 1.8V~5.5V 1muA @ 5.5V 2mm -40C~85C
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Inventory: 1481
Minimum: 1
Total Price: USD $8.3
Unit Price: USD $8.2954
≥1 USD $8.2954
≥10 USD $6.80675
≥100 USD $6.59395
≥500 USD $6.38115
≥1000 USD $6.16835
Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Physical
Mounting Type Surface Mount
Package / Case 8-WFDFN Exposed Pad
Surface Mount YES
Number of Pins 8
Technical
Operating Temperature -40°C~85°C
Packaging Tape & Reel (TR)
Published 2012
JESD-609 Code e4
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 Nickel/Palladium/Gold (Ni/Pd/Au)
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 0.5mm
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number MCP7940M
Power Supplies 2/5V
Interface I2C, 2-Wire Serial
Logic Function Clock
Number of Timers 1
Time Format HH:MM:SS (12/24 hr)
Non-Volatile Memory 64 B
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 1μA @ 5.5V
Time-Min SECONDS
Interrupt Capability Y
Information Access Method I2C
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Dimensions
Height 750μm
Length 2mm
Width 3mm
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