AS7C256-20TI vs KM68V257CTG-20 feature comparison

AS7C256-20TI Alliance Semiconductor Corporation

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KM68V257CTG-20 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 TSOP TSOP
Package Description TSOP1, TSOP1, TSSOP28,.53,22
Pin Count 28 28
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.41 8542.32.00.41
Access Time-Max 20 ns 20 ns
JESD-30 Code R-PDSO-G28 R-PDSO-G28
Length 11.8 mm 11.8 mm
Memory Density 262144 bit 262144 bit
Memory IC Type STANDARD SRAM STANDARD SRAM
Memory Width 8 8
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 70 °C
Operating Temperature-Min -40 °C
Organization 32KX8 32KX8
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code TSOP1 TSOP1
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE, THIN PROFILE SMALL OUTLINE, THIN PROFILE
Parallel/Serial PARALLEL PARALLEL
Peak Reflow Temperature (Cel) 240
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.2 mm 1.2 mm
Supply Voltage-Max (Vsup) 5.5 V 3.6 V
Supply Voltage-Min (Vsup) 4.5 V 3 V
Supply Voltage-Nom (Vsup) 5 V 3.3 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL COMMERCIAL
Terminal Form GULL WING GULL WING
Terminal Pitch 0.55 mm 0.55 mm
Terminal Position DUAL DUAL
Width 8 mm 8 mm
Base Number Matches 1 1
Pbfree Code No
I/O Type COMMON
JESD-609 Code e0
Number of Ports 1
Output Characteristics 3-STATE
Output Enable YES
Package Equivalence Code TSSOP28,.53,22
Standby Current-Max 0.0001 A
Standby Voltage-Min 2 V
Supply Current-Max 0.07 mA
Terminal Finish TIN LEAD

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