M27C256B-20F1 vs TMS27C256-15JE4 feature comparison

M27C256B-20F1 STMicroelectronics

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TMS27C256-15JE4 Texas Instruments

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Pbfree Code No
Rohs Code No Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer STMICROELECTRONICS TEXAS INSTRUMENTS INC
Part Package Code DIP DIP
Package Description 0.280 INCH, LEAD FREE, CERAMIC, WINDOWED, FRIT SEALED, DIP-28 WDIP, DIP28,.6
Pin Count 28 28
Reach Compliance Code not_compliant compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.61 8542.32.00.61
Samacsys Manufacturer STMicroelectronics
Access Time-Max 150 ns 150 ns
I/O Type COMMON COMMON
JESD-30 Code R-CDIP-T28 R-CDIP-T28
JESD-609 Code e0
Length 36.92 mm 36.83 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 13 V
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.72 mm 4.91 mm
Standby Current-Max 0.0001 A 0.00025 A
Supply Current-Max 0.03 mA 0.03 mA
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 4.5 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 TIN LEAD
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 2
Peak Reflow Temperature (Cel) NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

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