NM27C256V150X vs M27C256B-25XC7X feature comparison

NM27C256V150X Fairchild Semiconductor Corporation

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M27C256B-25XC7X STMicroelectronics

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP STMICROELECTRONICS
Part Package Code QFJ QFJ
Package Description QCCJ, QCCJ,
Pin Count 32 32
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.71 8542.32.00.71
Access Time-Max 150 ns 50 ns
JESD-30 Code R-PQCC-J32 R-PQCC-J32
Length 13.995 mm 13.995 mm
Memory Density 262144 bit 2048 bit
Memory IC Type OTP ROM OTP ROM
Memory Width 8 4
Number of Functions 1 1
Number of Terminals 32 32
Number of Words 32768 words 32768 words
Number of Words Code 32000 512
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 70 °C 105 °C
Operating Temperature-Min -40 °C
Organization 32KX8 512X4
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code QCCJ QCCJ
Package Shape RECTANGULAR RECTANGULAR
Package Style CHIP CARRIER CHIP CARRIER
Parallel/Serial PARALLEL PARALLEL
Qualification Status Not Qualified Not Qualified
Seated Height-Max 3.56 mm 3.56 mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Form J BEND J BEND
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position QUAD QUAD
Width 11.455 mm 11.455 mm
Base Number Matches 1 1
Supply Current-Max 0.03 mA

Compare NM27C256V150X with alternatives

Compare M27C256B-25XC7X with alternatives