Atmel ATMEGA32A-PU

AVR16 МГц32 КБ (16К x 16)

Overview

8-bit AVR® Microcontroller with 32K Bytes In-System Programmable Flash

• 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 – 2K Byte 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 • Peripheral – Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes – One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode – Real Time Counter withSeparate 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 – 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

Features

Applications

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