CY27H256-55PI vs CY7C279-45PC feature comparison

CY27H256-55PI Cypress Semiconductor

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CY7C279-45PC Cypress Semiconductor

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Pbfree Code No
Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer CYPRESS SEMICONDUCTOR CORP CYPRESS SEMICONDUCTOR CORP
Part Package Code DIP DIP
Package Description DIP, 0.300 INCH, SLIM, PLASTIC, DIP-28
Pin Count 28 28
Reach Compliance Code unknown not_compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.71 8542.32.00.71
Access Time-Max 55 ns 45 ns
JESD-30 Code R-PDIP-T28 R-PDIP-T28
JESD-609 Code e0 e0
Memory Density 262144 bit 262144 bit
Memory IC Type UVPROM OTP ROM
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 SYNCHRONOUS
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
Organization 32KX8 32KX8
Output Characteristics 3-STATE 3-STATE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Parallel/Serial PARALLEL PARALLEL
Qualification Status Not Qualified Not Qualified
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 INDUSTRIAL COMMERCIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Position DUAL DUAL
Base Number Matches 1 1
Additional Feature POWER SWITCHED PROM
I/O Type COMMON
Package Equivalence Code DIP28,.3
Standby Current-Max 0.03 A
Supply Current-Max 0.12 mA
Terminal Pitch 2.54 mm

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