AT91SAM7A2-AJ vs ATSAM3S1CA-AU feature comparison

AT91SAM7A2-AJ Atmel Corporation

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ATSAM3S1CA-AU Atmel Corporation

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Pbfree Code Yes Yes
Rohs Code Yes Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ATMEL CORP ATMEL CORP
Part Package Code QFP QFP
Package Description LFQFP, 14 X 14 MM, 0.50 MM PITCH, GREEN, MS-026, LQFP-100
Pin Count 176 100
Reach Compliance Code compliant unknown
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC YES YES
Address Bus Width 21 24
Bit Size 32 32
Clock Frequency-Max 6 MHz 20 MHz
DAC Channels NO YES
DMA Channels NO YES
External Data Bus Width 16 8
JESD-30 Code S-PQFP-G176 S-PQFP-G100
JESD-609 Code e3 e3
Length 24 mm 14 mm
Number of I/O Lines 57 79
Number of Terminals 176 100
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
PWM Channels YES YES
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code LFQFP LFQFP
Package Shape SQUARE SQUARE
Package Style FLATPACK, LOW PROFILE, FINE PITCH FLATPACK, LOW PROFILE, FINE PITCH
Qualification Status Not Qualified Not Qualified
RAM (bytes) 16384 16384
Seated Height-Max 1.6 mm 1.6 mm
Speed 30 MHz 64 MHz
Supply Voltage-Max 3.6 V 1.95 V
Supply Voltage-Min 3 V 1.8 V
Supply Voltage-Nom 3.3 V 1.8 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish MATTE TIN Matte Tin (Sn)
Terminal Form GULL WING GULL WING
Terminal Pitch 0.5 mm 0.5 mm
Terminal Position QUAD QUAD
Width 24 mm 14 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC MICROCONTROLLER, RISC
Base Number Matches 1 2
Samacsys Manufacturer Microchip
CPU Family CORTEX-M3
Moisture Sensitivity Level 3
On Chip Program ROM Width 8
Package Equivalence Code QFP100,.63SQ,20
Peak Reflow Temperature (Cel) 260
ROM (words) 65536
ROM Programmability FLASH
Time@Peak Reflow Temperature-Max (s) 40

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