M87C257-15X6TR vs M27C256B-15C7TR feature comparison

M87C257-15X6TR STMicroelectronics

Buy Now Datasheet

M27C256B-15C7TR 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 150 ns 150 ns
JESD-30 Code R-PQCC-J32 R-PQCC-J32
Memory Density 1024 bit 16384 bit
Memory IC Type OTP ROM OTP ROM
Memory Width 4 8
Number of Functions 1 1
Number of Terminals 32 32
Number of Words 32768 words 32768 words
Number of Words Code 256 2000
Operating Mode ASYNCHRONOUS SYNCHRONOUS
Operating Temperature-Max 85 °C 105 °C
Operating Temperature-Min -40 °C -40 °C
Organization 256X4 2KX8
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
Part Package Code QFJ
Pin Count 32
Length 13.995 mm
Seated Height-Max 3.56 mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 4.5 V
Terminal Pitch 1.27 mm
Width 11.455 mm

Compare M87C257-15X6TR with alternatives

Compare M27C256B-15C7TR with alternatives