M27C256B-20K1X vs M87C257-20X3X feature comparison

M27C256B-20K1X STMicroelectronics

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M87C257-20X3X STMicroelectronics

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Yes
Obsolete Obsolete
STMICROELECTRONICS STMICROELECTRONICS
QFJ
PLASTIC, LCC-32 QCCJ,
32
compliant unknown
EAR99 EAR99
8542.32.00.71 8542.32.00.71
150 ns 40 ns
COMMON
R-PQCC-J32 R-PQCC-J32
e3
13.995 mm
262144 bit 262144 bit
OTP ROM OTP ROM
8 8
1 1
32 32
32768 words 32768 words
32000 32000
ASYNCHRONOUS ASYNCHRONOUS
70 °C 125 °C
-40 °C
32KX8 32KX8
3-STATE
PLASTIC/EPOXY PLASTIC/EPOXY
QCCJ QCCJ
LDCC32,.5X.6
RECTANGULAR RECTANGULAR
CHIP CARRIER CHIP CARRIER
PARALLEL PARALLEL
12.75 V
Not Qualified Not Qualified
3.56 mm
0.0001 A
0.03 mA 0.03 mA
5.5 V 5.5 V
4.5 V 4.5 V
5 V 5 V
YES YES
CMOS CMOS
COMMERCIAL AUTOMOTIVE
MATTE TIN
J BEND J BEND
1.27 mm
QUAD QUAD
11.455 mm
1 1

Compare M27C256B-20K1X with alternatives

Compare M87C257-20X3X with alternatives