MT55L256V18P1B-6 vs AS7C251MFT18A-85TQCN feature comparison

MT55L256V18P1B-6 Cypress Semiconductor

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AS7C251MFT18A-85TQCN Integrated Silicon Solution Inc

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Rohs Code No Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer CYPRESS SEMICONDUCTOR CORP INTEGRATED SILICON SOLUTION INC
Part Package Code BGA QFP
Package Description BGA, LQFP,
Pin Count 119 100
Reach Compliance Code not_compliant compliant
ECCN Code 3A991.B.2.A 3A991.B.2.A
HTS Code 8542.32.00.41 8542.32.00.41
Access Time-Max 3.5 ns 8.5 ns
JESD-30 Code R-PBGA-B119 R-PQFP-G100
JESD-609 Code e0 e3
Length 22 mm 20 mm
Memory Density 4718592 bit 18874368 bit
Memory IC Type ZBT SRAM STANDARD SRAM
Memory Width 18 18
Number of Functions 1 1
Number of Terminals 119 100
Number of Words 262144 words 1048576 words
Number of Words Code 256000 1000000
Operating Mode SYNCHRONOUS SYNCHRONOUS
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Organization 256KX18 1MX18
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code BGA LQFP
Package Shape RECTANGULAR RECTANGULAR
Package Style GRID ARRAY FLATPACK, LOW PROFILE
Parallel/Serial PARALLEL PARALLEL
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.4 mm 1.6 mm
Supply Voltage-Max (Vsup) 3.465 V 2.625 V
Supply Voltage-Min (Vsup) 3.135 V 2.375 V
Supply Voltage-Nom (Vsup) 3.3 V 2.5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish TIN LEAD MATTE TIN
Terminal Form BALL GULL WING
Terminal Pitch 1.27 mm 0.65 mm
Terminal Position BOTTOM QUAD
Width 14 mm 14 mm
Base Number Matches 2 2
Pbfree Code Yes
Additional Feature FLOW-THROUGH ARCHITECTURE

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