M27C256B-20XF1 vs M27C256B-25F6 feature comparison

M27C256B-20XF1 STMicroelectronics

Buy Now Datasheet

M27C256B-25F6 STMicroelectronics

Buy Now Datasheet
Rohs Code Yes Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer STMICROELECTRONICS STMICROELECTRONICS
Part Package Code DIP DIP
Package Description 0.280 INCH, LEAD FREE, CERAMIC, WINDOWED, FRIT SEALED, DIP-28 0.280 INCH, LEAD FREE, CERAMIC, WINDOWED, FRIT SEALED, DIP-28
Pin Count 28 28
Reach Compliance Code compliant compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.61 8542.32.00.61
Access Time-Max 150 ns 150 ns
I/O Type COMMON COMMON
JESD-30 Code R-CDIP-T28 R-CDIP-T28
JESD-609 Code e3 e3
Length 36.92 mm 36.92 mm
Memory Density 262144 bit 262144 bit
Memory IC Type UVPROM UVPROM
Memory Width 8 8
Number of Functions 1 1
Number of Terminals 28 28
Number of Words 32768 words 32768 words
Number of Words Code 32000 32000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
Organization 32KX8 32KX8
Output Characteristics 3-STATE 3-STATE
Package Body Material CERAMIC, METAL-SEALED COFIRED CERAMIC, METAL-SEALED COFIRED
Package Code WDIP WDIP
Package Equivalence Code DIP28,.6 DIP28,.6
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE, WINDOW IN-LINE, WINDOW
Parallel/Serial PARALLEL PARALLEL
Programming Voltage 12.75 V 12.75 V
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.72 mm 5.72 mm
Standby Current-Max 0.0002 A 0.0002 A
Supply Current-Max 0.03 mA 0.03 mA
Supply Voltage-Max (Vsup) 5.25 V 5.5 V
Supply Voltage-Min (Vsup) 4.75 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Finish MATTE TIN MATTE TIN
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Width 15.24 mm 15.24 mm
Base Number Matches 1 1

Compare M27C256B-20XF1 with alternatives

Compare M27C256B-25F6 with alternatives