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DS22B57

Description
Standard SRAM, 32KX8, 150ns, CMOS, PDIP28
Categorystorage    storage   
File Size187KB,9 Pages
ManufacturerMaxim
Websitehttps://www.maximintegrated.com/en.html
Download Datasheet Parametric Compare View All

DS22B57 Overview

Standard SRAM, 32KX8, 150ns, CMOS, PDIP28

DS22B57 Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
Parts packaging codeDIP
package instructionDIP-28
Contacts28
Reach Compliance Codenot_compliant
ECCN codeEAR99
Maximum access time150 ns
Other featuresOPERATION OF 4.5 VOLTS TO 5.5 VOLTS ALSO POSSIBLE
I/O typeCOMMON
JESD-30 codeR-PDIP-T28
JESD-609 codee0
length36.83 mm
memory density262144 bit
Memory IC TypeSTANDARD SRAM
memory width8
Number of functions1
Number of terminals28
word count32768 words
character code32000
Operating modeASYNCHRONOUS
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
organize32KX8
Output characteristics3-STATE
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP28,.6
Package shapeRECTANGULAR
Package formIN-LINE
Parallel/SerialPARALLEL
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply3.3/5 V
Certification statusNot Qualified
Maximum seat height5.08 mm
Maximum standby current0.001 A
Minimum standby current2 V
Maximum slew rate0.06 mA
Maximum supply voltage (Vsup)3.6 V
Minimum supply voltage (Vsup)3 V
Nominal supply voltage (Vsup)3.3 V
surface mountNO
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width15.24 mm
Base Number Matches1

DS22B57 Related Products

DS22B57 DS22B57S
Description Standard SRAM, 32KX8, 150ns, CMOS, PDIP28 Standard SRAM, 32KX8, 150ns, CMOS, PDSO28, SOIC-28
Is it lead-free? Contains lead Contains lead
Is it Rohs certified? incompatible incompatible
Parts packaging code DIP SOIC
package instruction DIP-28 SOIC-28
Contacts 28 28
Reach Compliance Code not_compliant not_compliant
ECCN code EAR99 EAR99
Maximum access time 150 ns 150 ns
Other features OPERATION OF 4.5 VOLTS TO 5.5 VOLTS ALSO POSSIBLE OPERATION OF 4.5 VOLTS TO 5.5 VOLTS ALSO POSSIBLE
I/O type COMMON COMMON
JESD-30 code R-PDIP-T28 R-PDSO-G28
JESD-609 code e0 e0
length 36.83 mm 17.9 mm
memory density 262144 bit 262144 bit
Memory IC Type STANDARD SRAM STANDARD SRAM
memory width 8 8
Number of functions 1 1
Number of terminals 28 28
word count 32768 words 32768 words
character code 32000 32000
Operating mode ASYNCHRONOUS ASYNCHRONOUS
Maximum operating temperature 85 °C 85 °C
Minimum operating temperature -40 °C -40 °C
organize 32KX8 32KX8
Output characteristics 3-STATE 3-STATE
Package body material PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code DIP SOP
Encapsulate equivalent code DIP28,.6 SOP28,.5
Package shape RECTANGULAR RECTANGULAR
Package form IN-LINE SMALL OUTLINE
Parallel/Serial PARALLEL PARALLEL
Peak Reflow Temperature (Celsius) NOT SPECIFIED 240
power supply 3.3/5 V 3.3/5 V
Certification status Not Qualified Not Qualified
Maximum seat height 5.08 mm 2.65 mm
Maximum standby current 0.001 A 0.001 A
Minimum standby current 2 V 2 V
Maximum slew rate 0.06 mA 0.06 mA
Maximum supply voltage (Vsup) 3.6 V 3.6 V
Minimum supply voltage (Vsup) 3 V 3 V
Nominal supply voltage (Vsup) 3.3 V 3.3 V
surface mount NO YES
technology CMOS CMOS
Temperature level INDUSTRIAL INDUSTRIAL
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Terminal form THROUGH-HOLE GULL WING
Terminal pitch 2.54 mm 1.27 mm
Terminal location DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED
width 15.24 mm 7.5 mm
Base Number Matches 1 1
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