NM27C128N100 vs CY7C251-45PC feature comparison

NM27C128N100 National Semiconductor Corporation

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CY7C251-45PC Cypress Semiconductor

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP CYPRESS SEMICONDUCTOR CORP
Package Description DIP, DIP28,.6 0.300 INCH, PLASTIC, DIP-28
Reach Compliance Code unknown not_compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.71 8542.32.00.71
Access Time-Max 100 ns 45 ns
I/O Type COMMON
JESD-30 Code R-PDIP-T28 R-PDIP-T28
JESD-609 Code e0 e0
Length 35.725 mm 35.4965 mm
Memory Density 131072 bit 131072 bit
Memory IC Type OTP ROM OTP ROM
Memory Width 8 8
Number of Functions 1 1
Number of Terminals 28 28
Number of Words 16384 words 16384 words
Number of Words Code 16000 16000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Organization 16KX8 16KX8
Output Characteristics 3-STATE 3-STATE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP28,.6 DIP28,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Parallel/Serial PARALLEL PARALLEL
Programming Voltage 12.75 V
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.334 mm 4.82 mm
Standby Current-Max 0.0001 A 0.03 A
Supply Current-Max 0.035 mA 0.1 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 COMMERCIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Width 15.24 mm 7.62 mm
Base Number Matches 1 1
Part Package Code DIP
Pin Count 28
Additional Feature POWER SWITCHED PROM

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