24LC21AT-I/SNROC vs 24LC21T/SN feature comparison

24LC21AT-I/SNROC Microchip Technology Inc

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24LC21T/SN Microchip Technology Inc

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Pbfree Code Yes Yes
Rohs Code Yes Yes
Part Life Cycle Code Active Not Recommended
Ihs Manufacturer MICROCHIP TECHNOLOGY INC MICROCHIP TECHNOLOGY INC
Part Package Code SOIC SOIC
Package Description 3.90 MM, ROHS COMPLIANT, PLASTIC, SOIC-8 SOP, SOP8,.25
Pin Count 8 8
Reach Compliance Code compliant compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.51 8542.32.00.51
Additional Feature 2-WIRE SERIAL INTERFACE
Clock Frequency-Max (fCLK) 0.4 MHz 0.4 MHz
JESD-30 Code R-PDSO-G8 R-PDSO-G8
JESD-609 Code e3 e3
Length 4.9 mm 4.9 mm
Memory Density 1024 bit 1024 bit
Memory IC Type EEPROM EEPROM
Memory Width 8 8
Moisture Sensitivity Level 1 1
Number of Functions 1 1
Number of Terminals 8 8
Number of Words 128 words 128 words
Number of Words Code 128 128
Operating Mode SYNCHRONOUS SYNCHRONOUS
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
Organization 128X8 128X8
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Parallel/Serial SERIAL SERIAL
Peak Reflow Temperature (Cel) 260 260
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.75 mm 1.75 mm
Serial Bus Type I2C I2C
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 2.5 V 4.5 V
Supply Voltage-Nom (Vsup) 3 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL COMMERCIAL
Terminal Finish Matte Tin (Sn) MATTE TIN
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) 40 30
Width 3.9 mm 3.9 mm
Write Cycle Time-Max (tWC) 10 ms 10 ms
Base Number Matches 1 1
Factory Lead Time 6 Weeks
Samacsys Manufacturer Microchip
Data Retention Time-Min 200
Endurance 1000000 Write/Erase Cycles
I2C Control Byte 1010XXXR
Number of Ports 1
Output Characteristics OPEN-DRAIN
Package Equivalence Code SOP8,.23
Programming Voltage 5 V
Standby Current-Max 0.0001 A
Supply Current-Max 0.003 mA

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