Part # ATmega32A datasheet

Part Manufacturer: Atmel

Atmel

Part Description: ATmega32A


Part Details:

Features· High-performance, Low-power AVR® 8-bit Microcontroller· Advanced RISC Architecture ­ 131 Powerful Instructions ­ Most Single-clock Cycle Execution­ 32 x 8 General Purpose Working Registers­ Fully Static Operation­ Up to 16 MIPS Throughput at 16 MHz­ On-chip 2-cycle Multiplier · High Endurance Non-volatile Memory segments ­ 32K Bytes of In-System Self-programmable Flash program memory­ 1024 Bytes EEPROM 8-bit ­ 2K Byte Internal SRAM­ Write/Erase Cycles: 10,000 Flash/100,000 EEPROM Microcontroller ­ Data retention: 20 years at 85°C/100 years at 25°C(1)­ Optional Boot Code Section with Independent Lock Bits with 32K Bytes · In-System Programming by On-chip Boot Program· True Read-While-Write Operation ­ Programming Lock for Software Security In-System · JTAG (IEEE std. 1149.1 Compliant) Interface ­ Boundary-scan Capabilities According to the JTAG Standard Programmable ­ Extensive On-chip Debug Support­ Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface Flash · Peripheral Features ­ Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes­ One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode ATmega32A ­ 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 Separate 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 for ATmega32A · Speed Grades ­ 0 - 16 MHz for ATmega32A · Power Consumption at 1 MHz, 3V, 25°C for ATmega32A ­ Active: 0.6 mA­ Idle Mode: 0.2 mA­ Power-down Mode: < 1 µA 8155A­AVR­06/08 1. Pin Configurations Figure 1-1. Pinout ATmega32A PDIP (XCK/T0) PB0 PA0 (ADC0) (T1) PB1 PA1 (ADC1) (INT2/AIN0) PB2 PA2 (ADC2) (OC0/AIN1) PB3 PA3 (ADC3) (SS) PB4 PA4 (ADC4) (MOSI) PB5 PA5 (ADC5) (MISO) PB6


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ATmega32A.pdf Datasheet