K4F640812D-JI50 vs UPD4264800LE-A50 feature comparison

K4F640812D-JI50 Samsung Semiconductor

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UPD4264800LE-A50 NEC Electronics Group

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer SAMSUNG SEMICONDUCTOR INC NEC ELECTRONICS CORP
Part Package Code SOJ SOJ
Package Description SOJ, SOJ,
Pin Count 32 32
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.02 8542.32.00.02
Access Mode FAST PAGE FAST PAGE
Access Time-Max 50 ns 50 ns
Additional Feature RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH
JESD-30 Code R-PDSO-J32 R-PDSO-J32
Length 20.96 mm 21.06 mm
Memory Density 67108864 bit 67108864 bit
Memory IC Type FAST PAGE DRAM FAST PAGE DRAM
Memory Width 8 8
Number of Functions 1 1
Number of Ports 1 1
Number of Terminals 32 32
Number of Words 8388608 words 8388608 words
Number of Words Code 8000000 8000000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
Organization 8MX8 8MX8
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOJ SOJ
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Qualification Status Not Qualified Not Qualified
Seated Height-Max 3.76 mm 3.7 mm
Supply Voltage-Max (Vsup) 3.6 V 3.6 V
Supply Voltage-Min (Vsup) 3 V 3 V
Supply Voltage-Nom (Vsup) 3.3 V 3.3 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL COMMERCIAL
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
Output Characteristics 3-STATE
Refresh Cycles 8192

Compare K4F640812D-JI50 with alternatives

Compare UPD4264800LE-A50 with alternatives