UL635H256BTC45 vs UL634H256SC35 feature comparison

UL635H256BTC45 Simtek Corporation

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UL634H256SC35 ZMDI

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Rohs Code No No
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer SIMTEK CORP ZENTRUM MIKROELEKTRONIK DRESDEN AG
Package Description TSOP1, TSSOP32,.8,20 SOP, SOP32,.4
Reach Compliance Code unknown compliant
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.41 8542.32.00.41
Access Time-Max 45 ns 35 ns
JESD-30 Code R-PDSO-G32 R-PDSO-G32
JESD-609 Code e0 e0
Length 18.4 mm 20.725 mm
Memory Density 262144 bit 262144 bit
Memory IC Type NON-VOLATILE SRAM NON-VOLATILE SRAM
Memory Width 8 8
Number of Functions 1 1
Number of Terminals 32 32
Number of Words 32768 words 32768 words
Number of Words Code 32000 32000
Operating Mode ASYNCHRONOUS ASYNCHRONOUS
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Organization 32KX8 32KX8
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code TSOP1 SOP
Package Equivalence Code TSSOP32,.8,20 SOP32,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE, THIN PROFILE SMALL OUTLINE
Parallel/Serial PARALLEL PARALLEL
Peak Reflow Temperature (Cel) 240
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.2 mm 2.54 mm
Standby Current-Max 0.001 A 0.001 A
Supply Current-Max 0.035 mA 0.045 mA
Supply Voltage-Max (Vsup) 3.6 V 3.6 V
Supply Voltage-Min (Vsup) 2.7 V 3 V
Supply Voltage-Nom (Vsup) 3 V 3.3 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form GULL WING GULL WING
Terminal Pitch 0.5 mm 1.27 mm
Terminal Position DUAL DUAL
Width 8 mm 7.51 mm
Base Number Matches 3 3
Pbfree Code No
Part Package Code SOIC
Pin Count 32
Moisture Sensitivity Level 3

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