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M87C257-20X7TR vs M87C257-20X6X feature comparison

M87C257-20X7TR STMicroelectronics

Buy Now Datasheet

M87C257-20X6X STMicroelectronics

Buy Now Datasheet
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer STMICROELECTRONICS STMICROELECTRONICS
Package Description QCCJ, QCCJ,
Reach Compliance Code unknown unknown
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.71 8542.32.00.71
Access Time-Max 35 ns 200 ns
JESD-30 Code R-PQCC-J32 R-PQCC-J32
Memory Density 2048 bit 65536 bit
Memory IC Type OTP ROM OTP ROM
Memory Width 8 8
Number of Functions 1 1
Number of Terminals 32 32
Number of Words 32768 words 32768 words
Number of Words Code 256 8000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 105 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
Organization 256X8 8KX8
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
Supply Current-Max 0.03 mA 0.03 mA
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Form J BEND J BEND
Terminal Position QUAD QUAD
Base Number Matches 1 1
Memory » OTP ROMs
Memory » OTP ROMs

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