DS2251T64-16 vs DS2252128-12 feature comparison

DS2251T64-16 Maxim Integrated Products

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DS2252128-12 Maxim Integrated Products

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Pbfree Code No No
Rohs Code No No
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer MAXIM INTEGRATED PRODUCTS INC MAXIM INTEGRATED PRODUCTS INC
Part Package Code SIMM
Package Description SIMM, SSIM72
Pin Count 72 40
Reach Compliance Code not_compliant compliant
HTS Code 8542.31.00.01
Has ADC NO NO
Address Bus Width 16 16
Bit Size 8 8
CPU Family 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
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
Package Equivalence Code SSIM72
Package Shape RECTANGULAR RECTANGULAR
Package Style MICROELECTRONIC ASSEMBLY MICROELECTRONIC ASSEMBLY
Qualification Status Not Qualified Not Qualified
RAM (bytes) 65536
Speed 16 MHz 12 MHz
Supply Current-Max 45 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish TIN LEAD
Terminal Form NO LEAD NO LEAD
Terminal Pitch 1.27 mm
Terminal Position SINGLE SINGLE
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 2 2
Boundary Scan NO
Format FIXED POINT
Integrated Cache NO
Low Power Mode NO
Number of DMA Channels
Number of External Interrupts 2
Number of Serial I/Os 1
Number of Timers 2
On Chip Data RAM Width 8
On Chip Program ROM Width
RAM (words) 128000
ROM (words) 0

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Compare DS2252128-12 with alternatives