ATMEGA32A-PU Microcontroller

ATMEGA32A Microcontroller:Features?

• High-performance, Low-power Atmel AVR 8-bit MicrocontrollerAdvanced RISC Architecture
  ? 131 Powerful Instructions – Most Single-clock Cycle Execution
  ? 32 ? 8 General Purpose Working Registers
  ? Fully Static Operation
  ? Up to 16MIPS Throughput at 16MHz
  ? On-chip 2-cycle Multiplier
• High Endurance Non-volatile Memory Segments
  ? 32Kbytes of In-System Self-programmable Flash program
• Memory
  ? 1024Bytes EEPROM
  ? 2Kbytes Internal SRAM
  ? Write/Erase cycles: 10,000 Flash/100,000 EEPROM
  ? Data retention: 20 years at 85?C/100 years at 25?C(1)
  ? Optional Boot Code Section with Independent Lock Bits
• In-System Programming by On-chip Boot Program
• True Read-While-Write Operation
  ? Programming Lock for Software Security
• JTAG (IEEE std. 1149.1 Compliant) Interface
  ? Boundary-scan Capabilities According to the JTAG Standard
  ? Extensive On-chip Debug Support
  ? Programming of Flash, EEPROM, Fuses and Lock Bits through the JTAG Interface
• Atmel QTouch? library support
  ? Capacitive touch buttons, sliders, and wheels
  ? Atmel QTouch and QMatrix acquisition
  ? Up to 64 sense channels
• Peripheral Features
  ? Two 8-bit Timer/Counters with Separate Prescaler and Compare Modes
  ? One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
  ? Real-Time Counter with Separate Oscillator
  ? Four PWM Channels
  ? 8-channel, 10-bit ADC
• 8 Single-ended Channels
• 7 Differential Channels in TQFP Package Only
• 2 Differential Channels with Programmable Gain at 1x, 10x, or 200x
  ? Byte-oriented Two-wire Serial Interface
  ? Programmable Serial USART
  ? Master/Slave SPI Serial Interface
  ? Programmable Watchdog Timer with On-chip Oscillator
  ? On-chip Analog Comparator
• Special Microcontroller Features
  ? Power-on Reset and Programmable Brown-out Detection
  ? Internal Calibrated RC Oscillator
  ? External and Internal Interrupt Sources
  ? Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
• I/O and Packages
  ? 32 Programmable I/O Lines
  ? 40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF
• Operating Voltages
  ? 2.7 – 5.5V
• Speed Grades
  ? 0 – 16MHz
• Power Consumption at 1MHz, 3V, 25?C
  ? Active : 0.6mA
  ? Idle Mode : 0.2mA
  ? Power-down Mode: < 1?A

Atmega32a Microcontroller Applications:

• Data processing
• IO-based microcontroller operations
• Sensor?s integrations
• Control system
• Motor control