AT27C256R-45RU vs AT27C256R-45RI feature comparison

AT27C256R-45RU Atmel Corporation

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AT27C256R-45RI Atmel Corporation

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Pbfree Code Yes No
Rohs Code Yes No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ATMEL CORP ATMEL CORP
Part Package Code SOIC SOIC
Package Description 0.330 INCH, GREEN, PLASTIC, SOIC-28 0.330 INCH, PLASTIC, SOIC-28
Pin Count 28 28
Reach Compliance Code unknown compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.71 8542.32.00.71
Access Time-Max 45 ns 45 ns
I/O Type COMMON COMMON
JESD-30 Code R-PDSO-G28 R-PDSO-G28
JESD-609 Code e3 e0
Length 18.25 mm 18.25 mm
Memory Density 262144 bit 262144 bit
Memory IC Type OTP ROM OTP ROM
Memory Width 8 8
Moisture Sensitivity Level 2 2
Number of Functions 1 1
Number of Terminals 28 28
Number of Words 32768 words 32768 words
Number of Words Code 32000 32000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
Organization 32KX8 32KX8
Output Characteristics 3-STATE 3-STATE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP28,.5 SOP28,.5
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Parallel/Serial PARALLEL PARALLEL
Peak Reflow Temperature (Cel) 250 225
Programming Voltage 13 V 13 V
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.79 mm 2.79 mm
Standby Current-Max 0.0001 A 0.0001 A
Supply Current-Max 0.02 mA 0.02 mA
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 4.5 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish MATTE TIN TIN LEAD
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 8.69 mm 8.69 mm
Base Number Matches 1 2

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