AS4C256K16E0-50JC vs KM416C254DJ-5 feature comparison

AS4C256K16E0-50JC Alliance Semiconductor Corporation

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KM416C254DJ-5 Samsung Semiconductor

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ALLIANCE SEMICONDUCTOR CORP SAMSUNG SEMICONDUCTOR INC
Part Package Code SOJ SOJ
Package Description 0.400 INCH, PLASTIC, SOJ-40 0.400 INCH, SOJ-40
Pin Count 40 40
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.02 8542.32.00.02
Access Mode FAST PAGE WITH EDO FAST PAGE WITH EDO
Access Time-Max 50 ns 50 ns
Additional Feature RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH CAS BEFORE RAS/RAS ONLY/HIDDEN REFRESH
I/O Type COMMON COMMON
JESD-30 Code R-PDSO-J40 R-PDSO-J40
JESD-609 Code e0 e0
Length 26.0985 mm 26.04 mm
Memory Density 4194304 bit 4194304 bit
Memory IC Type EDO DRAM EDO DRAM
Memory Width 16 16
Number of Functions 1 1
Number of Ports 1 1
Number of Terminals 40 40
Number of Words 262144 words 262144 words
Number of Words Code 256000 256000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Organization 256KX16 256KX16
Output Characteristics 3-STATE 3-STATE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOJ SOJ
Package Equivalence Code SOJ40,.44 SOJ40,.44
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Cel) 225
Qualification Status Not Qualified Not Qualified
Refresh Cycles 512 512
Seated Height-Max 3.76 mm 3.76 mm
Self Refresh YES NO
Standby Current-Max 0.001 A 0.001 A
Supply Current-Max 0.14 mA 0.11 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 COMMERCIAL COMMERCIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form J BEND J BEND
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 10.16 mm 10.16 mm
Base Number Matches 1 1

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