M28256-90BS6 vs AT28HC256-90JJT/R feature comparison

M28256-90BS6 STMicroelectronics

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AT28HC256-90JJT/R Atmel Corporation

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Rohs Code No Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer STMICROELECTRONICS ATMEL CORP
Part Package Code DIP QFJ
Package Description 0.600 INCH, PLASTIC, DIP-28 QCCJ,
Pin Count 28 32
Reach Compliance Code not_compliant compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.51 8542.32.00.51
Access Time-Max 90 ns 90 ns
Command User Interface NO
Data Polling YES
Endurance 100000 Write/Erase Cycles
JESD-30 Code R-PDIP-T28 R-PQCC-J32
JESD-609 Code e0 e3
Length 36.02 mm 13.97 mm
Memory Density 262144 bit 262144 bit
Memory IC Type EEPROM EEPROM
Memory Width 8 8
Number of Functions 1 1
Number of Terminals 28 32
Number of Words 32768 words 32768 words
Number of Words Code 32000 32000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
Organization 32KX8 32KX8
Output Characteristics 3-STATE 3-STATE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP QCCJ
Package Equivalence Code DIP28,.6
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE CHIP CARRIER
Page Size 64 words
Parallel/Serial PARALLEL PARALLEL
Programming Voltage 5 V 5 V
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.08 mm 3.55 mm
Standby Current-Max 0.0001 A
Supply Current-Max 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 YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish TIN LEAD MATTE TIN
Terminal Form THROUGH-HOLE J BEND
Terminal Pitch 2.54 mm 1.27 mm
Terminal Position DUAL QUAD
Toggle Bit YES
Width 15.24 mm 11.43 mm
Write Cycle Time-Max (tWC) 5 ms
Base Number Matches 1 1
Pbfree Code Yes
Additional Feature AUTOMATIC WRITE
Moisture Sensitivity Level 2

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Compare AT28HC256-90JJT/R with alternatives