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AS7C256-20SC

Description
Standard SRAM, 32KX8, 20ns, CMOS, PDSO28, 0.330 INCH, PLASTIC, SOIC-28
Categorystorage    storage   
File Size125KB,8 Pages
ManufacturerALSC [Alliance Semiconductor Corporation]
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AS7C256-20SC Overview

Standard SRAM, 32KX8, 20ns, CMOS, PDSO28, 0.330 INCH, PLASTIC, SOIC-28

AS7C256-20SC Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
Parts packaging codeSOIC
package instructionSOP, SOP28,.5
Contacts28
Reach Compliance Codeunknown
ECCN codeEAR99
Maximum access time20 ns
I/O typeCOMMON
JESD-30 codeR-PDSO-G28
JESD-609 codee0
memory density262144 bit
Memory IC TypeSTANDARD SRAM
memory width8
Number of functions1
Number of ports1
Number of terminals28
word count32768 words
character code32000
Operating modeASYNCHRONOUS
Maximum operating temperature70 °C
Minimum operating temperature
organize32KX8
Output characteristics3-STATE
ExportableYES
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP28,.5
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Parallel/SerialPARALLEL
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply5 V
Certification statusNot Qualified
Maximum standby current0.002 A
Minimum standby current4.5 V
Maximum slew rate0.1 mA
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)4.5 V
Nominal supply voltage (Vsup)5 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
Base Number Matches1

AS7C256-20SC Related Products

AS7C256-20SC AS7C256L-25JC AS7C256L-20JC AS7C256-25JC AS7C256-25TC AS7C256-35SC AS7C256L-10JC AS7C256L-15JC AS7C256L-15SC AS7C256L-15TC
Description Standard SRAM, 32KX8, 20ns, CMOS, PDSO28, 0.330 INCH, PLASTIC, SOIC-28 Standard SRAM, 32KX8, 25ns, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOJ-28 Standard SRAM, 32KX8, 20ns, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOJ-28 Standard SRAM, 32KX8, 25ns, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOJ-28 Standard SRAM, 32KX8, 25ns, CMOS, PDSO28, 8 X 13.40 MM, TSOP1-28 Standard SRAM, 32KX8, 35ns, CMOS, PDSO28, 0.330 INCH, PLASTIC, SOIC-28 Standard SRAM, 32KX8, 10ns, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOJ-28 Standard SRAM, 32KX8, 15ns, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOJ-28 Standard SRAM, 32KX8, 15ns, CMOS, PDSO28, 0.330 INCH, PLASTIC, SOIC-28 Standard SRAM, 32KX8, 15ns, CMOS, PDSO28, 8 X 13.40 MM, TSOP1-28
Is it lead-free? Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead Contains lead
Is it Rohs certified? incompatible incompatible incompatible incompatible incompatible incompatible incompatible incompatible incompatible incompatible
Parts packaging code SOIC SOJ SOJ SOJ TSOP SOIC SOJ SOJ SOIC TSOP
package instruction SOP, SOP28,.5 SOJ, SOJ28,.34 SOJ, SOJ28,.34 SOJ, SOJ28,.34 SOP, TSSOP28,.53,22 SOP, SOP28,.5 SOJ, SOJ28,.34 SOJ, SOJ28,.34 SOP, SOP28,.5 SOP, TSSOP28,.53,22
Contacts 28 28 28 28 28 28 28 28 28 28
Reach Compliance Code unknown unknown unknown unknown unknown unknown unknown unknown unknown unknown
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
Maximum access time 20 ns 25 ns 20 ns 25 ns 25 ns 35 ns 10 ns 15 ns 15 ns 15 ns
I/O type COMMON COMMON COMMON COMMON COMMON COMMON COMMON COMMON COMMON COMMON
JESD-30 code R-PDSO-G28 R-PDSO-J28 R-PDSO-J28 R-PDSO-J28 R-PDSO-G28 R-PDSO-G28 R-PDSO-J28 R-PDSO-J28 R-PDSO-G28 R-PDSO-G28
JESD-609 code e0 e0 e0 e0 e0 e0 e0 e0 e0 e0
memory density 262144 bit 262144 bit 262144 bit 262144 bit 262144 bit 262144 bit 262144 bit 262144 bit 262144 bit 262144 bit
Memory IC Type STANDARD SRAM STANDARD SRAM STANDARD SRAM STANDARD SRAM STANDARD SRAM STANDARD SRAM STANDARD SRAM STANDARD SRAM STANDARD SRAM STANDARD SRAM
memory width 8 8 8 8 8 8 8 8 8 8
Number of functions 1 1 1 1 1 1 1 1 1 1
Number of ports 1 1 1 1 1 1 1 1 1 1
Number of terminals 28 28 28 28 28 28 28 28 28 28
word count 32768 words 32768 words 32768 words 32768 words 32768 words 32768 words 32768 words 32768 words 32768 words 32768 words
character code 32000 32000 32000 32000 32000 32000 32000 32000 32000 32000
Operating mode ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS ASYNCHRONOUS
Maximum operating temperature 70 °C 70 °C 70 °C 70 °C 70 °C 70 °C 70 °C 70 °C 70 °C 70 °C
organize 32KX8 32KX8 32KX8 32KX8 32KX8 32KX8 32KX8 32KX8 32KX8 32KX8
Output characteristics 3-STATE 3-STATE 3-STATE 3-STATE 3-STATE 3-STATE 3-STATE 3-STATE 3-STATE 3-STATE
Exportable YES YES YES YES YES YES YES YES YES YES
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP SOJ SOJ SOJ SOP SOP SOJ SOJ SOP SOP
Encapsulate equivalent code SOP28,.5 SOJ28,.34 SOJ28,.34 SOJ28,.34 TSSOP28,.53,22 SOP28,.5 SOJ28,.34 SOJ28,.34 SOP28,.5 TSSOP28,.53,22
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE
Parallel/Serial PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL
Peak Reflow Temperature (Celsius) NOT SPECIFIED 225 225 225 240 NOT SPECIFIED 225 225 225 225
power supply 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
Certification status Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
Maximum standby current 0.002 A 0.00015 A 0.00015 A 0.002 A 0.002 A 0.002 A 0.00015 A 0.00015 A 0.00015 A 0.00015 A
Minimum standby current 4.5 V 2 V 2 V 4.5 V 4.5 V 4.5 V 2 V 2 V 2 V 2 V
Maximum slew rate 0.1 mA 0.085 mA 0.095 mA 0.09 mA 0.09 mA 0.08 mA 0.115 mA 0.105 mA 0.105 mA 0.105 mA
Maximum supply voltage (Vsup) 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V
Minimum supply voltage (Vsup) 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V
Nominal supply voltage (Vsup) 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
surface mount YES YES YES YES YES YES YES YES YES YES
technology CMOS CMOS CMOS CMOS CMOS CMOS CMOS CMOS CMOS CMOS
Temperature level COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Terminal form GULL WING J BEND J BEND J BEND GULL WING GULL WING J BEND J BEND GULL WING GULL WING
Terminal pitch 1.27 mm 1.27 mm 1.27 mm 1.27 mm 0.55 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 0.55 mm
Terminal location DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED 30 30 NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED 30 30 30 30
Base Number Matches 1 1 1 1 1 1 1 1 1 1

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