DS2251T64-16 vs DS2252-128-12 feature comparison

DS2251T64-16 Maxim Integrated Products

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DS2252-128-12 Maxim Integrated Products

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Pbfree Code No No
Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer MAXIM INTEGRATED PRODUCTS INC MAXIM INTEGRATED PRODUCTS INC
Part Package Code SIMM
Package Description SIMM, SSIM72 SIMM, SSIM40,.2
Pin Count 72 40
Reach Compliance Code not_compliant not_compliant
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC NO NO
Address Bus Width 16 16
Bit Size 8 8
CPU Family 8051 8051
Clock Frequency-Max 16 MHz 12 MHz
DAC Channels NO NO
DMA Channels NO NO
External Data Bus Width 8 8
JESD-30 Code R-XSMA-N72 R-XSMA-N40
JESD-609 Code e0 e0
Number of I/O Lines 32 32
Number of Terminals 72 40
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
PWM Channels NO NO
Package Body Material UNSPECIFIED UNSPECIFIED
Package Code SIMM SIMM
Package Equivalence Code SSIM72 SSIM40,.2
Package Shape RECTANGULAR RECTANGULAR
Package Style MICROELECTRONIC ASSEMBLY MICROELECTRONIC ASSEMBLY
Qualification Status Not Qualified Not Qualified
RAM (bytes) 65536 131072
Speed 16 MHz 12 MHz
Supply Current-Max 45 mA 45 mA
Supply Voltage-Max 5.5 V 5.5 V
Supply Voltage-Min 4.5 V 4.5 V
Supply Voltage-Nom 5 V 5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form NO LEAD NO LEAD
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position SINGLE SINGLE
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 2 2
Additional Feature 16/8 BIT MULTIPLEXED EXPANDED ADDRESS/DATA BUS; 10 YEAR DATA RETENTION
Length 67.31 mm
Width 5.56 mm

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Compare DS2252-128-12 with alternatives