ATSAM3S4AA-AU vs AT91SAM7S32-AJ feature comparison

ATSAM3S4AA-AU Atmel Corporation

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AT91SAM7S32-AJ Atmel Corporation

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Pbfree Code Yes Yes
Rohs Code Yes Yes
Part Life Cycle Code Transferred Transferred
Ihs Manufacturer ATMEL CORP ATMEL CORP
Part Package Code QFP QFP
Package Description 7 X 7 MM, 0.50 MM PITCH, GREEN, MS-026, LQFP-48 LQFP-48
Pin Count 48 48
Reach Compliance Code compliant not_compliant
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC YES YES
Address Bus Width
Bit Size 32 32
CPU Family CORTEX-M3
Clock Frequency-Max 20 MHz 50 MHz
DAC Channels NO NO
DMA Channels YES NO
External Data Bus Width
JESD-30 Code S-PQFP-G48 S-PQFP-G48
JESD-609 Code e3 e3
Length 7 mm 7 mm
Moisture Sensitivity Level 3 3
Number of I/O Lines 34
Number of Terminals 48 48
On Chip Program ROM Width 32
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 Equivalence Code QFP48,.35SQ,20
Package Shape SQUARE SQUARE
Package Style FLATPACK, LOW PROFILE, FINE PITCH FLATPACK, LOW PROFILE, FINE PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified Not Qualified
RAM (bytes) 49152
ROM (words) 65536
ROM Programmability FLASH FLASH
Seated Height-Max 1.6 mm 1.6 mm
Speed 64 MHz 55 MHz
Supply Voltage-Max 1.95 V 1.95 V
Supply Voltage-Min 1.62 V 1.65 V
Supply Voltage-Nom 1.8 V 1.8 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish Matte Tin (Sn) MATTE TIN
Terminal Form GULL WING GULL WING
Terminal Pitch 0.5 mm 0.5 mm
Terminal Position QUAD QUAD
Time@Peak Reflow Temperature-Max (s) 40
Width 7 mm 7 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC MICROCONTROLLER, RISC
Base Number Matches 1 1
ECCN Code 3A991.A.2
Additional Feature ALSO REQUIRES 3.3V SUPPLY

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