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ATMEGA32A_14 Datasheet, PDF (1/336 Pages) ATMEL Corporation – 8-bit Microcontroller with 32KBytes In-System Programmable Flash | |||
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8-bit Microcontroller with 32KBytes In-System Programmable Flash
ATmega32A
Features
⢠High-performance, Low-power Atmel®AVR® 8-bit Microcontroller
⢠Advanced RISC Architecture
â 131 Powerful Instructions â Most Single-clock Cycle Execution
â 32 Ã 8 General Purpose Working Registers
â Fully Static Operation
â Up to 16MIPS Throughput at 16MHz
â On-chip 2-cycle Multiplier
⢠High Endurance Non-volatile Memory segments
â 32Kbytes of In-System Self-programmable Flash program memory
â 1024Bytes EEPROM
â 2Kbytes Internal SRAM
â Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
â Data retention: 20 years at 85ï°C/100 years at 25ï°C(1)
â Optional Boot Code Section with Independent Lock Bits
⢠In-System Programming by On-chip Boot Program
⢠True Read-While-Write Operation
â Programming Lock for Software Security
⢠JTAG (IEEE std. 1149.1 Compliant) Interface
â Boundary-scan Capabilities According to the JTAG Standard
â Extensive On-chip Debug Support
â Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
⢠Atmel QTouch® library support
â Capacitive touch buttons, sliders and wheels
â Atmel QTouch and QMatrix acquisition
â Up to 64 sense channels
⢠Peripheral Features
â Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes
â One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
â Real Time Counter with Separate Oscillator
â Four PWM Channels
â 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
â Byte-oriented Two-wire Serial Interface
â Programmable Serial USART
â Master/Slave SPI Serial Interface
â Programmable Watchdog Timer with Separate On-chip Oscillator
â On-chip Analog Comparator
⢠Special Microcontroller Features
â Power-on Reset and Programmable Brown-out Detection
â Internal Calibrated RC Oscillator
â External and Internal Interrupt Sources
â Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and
Extended Standby
⢠I/O and Packages
â 32 Programmable I/O Lines
â 40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF
⢠Operating Voltages
â 2.7V - 5.5V
⢠Speed Grades
â 0 - 16MHz
⢠Power Consumption at 1MHz, 3V, 25ï°C
â Active: 0.6mA
â Idle Mode: 0.2mA
â Power-down Mode: < 1µA
Atmel-8155D-AVR-ATmega32A-Datasheet_02/2014
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