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AT91SAM7S321-AU

AT91SAM7S321-AU

AT91SAM7S321-AU

Microchip Technology

32KB 32K x 8 FLASH ARM7® 16/32-Bit Microcontroller SAM7S Series AT91SAM7S321 64 Pin 55MHz 64-LQFP

SOT-23

AT91SAM7S321-AU Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 64-LQFP
Surface Mount YES
Number of Pins 64
Supplier Device Package 64-LQFP (10x10)
Number of Terminals 64
Data Converters A/D 8x10b
Number of I/Os 32
RoHS Compliant
Package Tray
Base Product Number AT91SAM7S321
Mfr Microchip Technology
Product Status Obsolete
Package Shape SQUARE
Manufacturer Atmel Corporation
Number of I/O Lines 32
Operating Temperature -40°C~85°C TA
Packaging Tray
Series SAM7S
Published 1997
Part Status Obsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
ECCN Code 3A991.A.2
Max Operating Temperature 85°C
Min Operating Temperature -40°C
Additional Feature ALSO REQUIRES 3.3V SUPPLY
HTS Code 8542.31.00.01
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Terminal Form GULL WING
Terminal Pitch 0.5 mm
Reach Compliance Code unknown
Frequency 55MHz
Base Part Number AT91SAM7S321
Pin Count 64
JESD-30 Code S-PQFP-G64
Qualification Status Not Qualified
Power Supplies 1.8,3.3 V
Temperature Grade INDUSTRIAL
Interface I2C, I2S, SPI, UART, USART, USB
Max Supply Voltage 3.6V
Min Supply Voltage 1.65V
Memory Size 32kB
Oscillator Type Internal
Number of I/O 32
Speed 55MHz
RAM Size 8K x 8
Memory Type FLASH
Voltage - Supply (Vcc/Vdd) 1.65V~1.95V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Number of Bits 32
Core Processor ARM7®
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Program Memory Type FLASH
Core Size 16/32-Bit
Program Memory Size 32KB 32K x 8
Connectivity I2C, SPI, SSC, UART/USART, USB
Supply Current-Max 3 mA
Bit Size 32
Data Converter A/D 8x10b
Watchdog Timer Yes
Access Time 55 μs
Has ADC YES
DMA Channels YES
Data Bus Width 32b
PWM Channels YES
DAC Channels NO
Seated Height-Max 1.6 mm
Number of Timers/Counters 3
Density 256 kb
ROM (words) 32768
Core Architecture ARM
EEPROM Size --
CPU Family ARM7
Max Frequency 55MHz
Number of Programmable I/O 32
RAM (bytes) 8192
Number of ADC Channels 8
ROM Programmability FLASH
Number of PWM Channels 4
Number of I2C Channels 1
Number of SPI Channels 1
Height 1.45mm
Length 10mm
Width 10mm
REACH SVHC No SVHC
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
AT91SAM7S321-AU Product Details

AT91SAM7S321-AU Overview


There is a 64-LQFP package available. The board has 32 I/Os. Using the Mounting Type Surface Mount, the MCU is mounted on PCB. A 16/32-Bit core is used in order to power the IC chip. The type of memory it uses for its program is FLASH. -40°C~85°C TA is the temperature range at which this Microcontroller operates. SAM7S-series components are electrical components. In the case of this Microcontroller, the memory size of the program is 32KB 32K x 8. Powered by a ARM7® Core processor. Microcontroller's a MICROCONTROLLER, RISC uPs/uCs/Peripheral IC. As a result, this Microcontroller comes with a 32-bit size. A total of YES DMA channels are available. This IC part has a memory size of 32kB. There are a number of alternatives to the base part number AT91SAM7S321 that you can find. Performing well when operated at frequency 55MHz can be achieved. Using YES PWM channels, the device works. On the chip, there are 64 pins that can be accessed. It comes with 3 timers/counters that can be set up. The pins counted are 64. The device is powered by the the ARM7 CPU family that is embedded in it. FLASH memory is one of the features of this equipment. The CPU is based on ARM cores. There are 32 Programmable I/Os on this computer. In addition to these features, there are a number of other ones, such as this one: ALSO REQUIRES 3.3V SUPPLY. The device has a total of 8 ADC channels in total. The total number of bits on a chip is 32. There are 4 PWM channels used by the device in total. A total of 1 I2C channels have been integrated into the part.

AT91SAM7S321-AU Features


64-LQFP package
Mounting type of Surface Mount
Microcontrollers subcategory
Minimum temperature of -40°C


AT91SAM7S321-AU Applications


There are a lot of Microchip Technology
AT91SAM7S321-AU Microcontroller applications.


  • Toys
  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine

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