ATMEGA32A-AU 8-bit Microcontrollers – MCU 32KB In-system Flash 2.7V – 5.5V
Product Description
| Product Attribute | Attribute Value |
| Manufacturer: | Microchip |
| Product Category: | 8-bit Microcontrollers - MCU |
| Core: | AVR |
| Program Memory Size: | 32 kB |
| Data RAM Size: | 2 kB |
| Package / Case: | TQFP-44 |
| Maximum Clock Frequency: | 16 MHz |
| ADC Resolution: | 10 bit |
| Number of I/Os: | 32 I/O |
| Supply Voltage - Min: | 2.7 V |
| Supply Voltage - Max: | 5.5 V |
| Mounting Style: | SMD/SMT |
| Data Bus Width: | 8 bit |
| Minimum Operating Temperature: | - 40 C |
| Maximum Operating Temperature: | + 85 C |
| Series: | ATmega32A |
| Packaging: | Tray |
| Brand: | Microchip Technology |
| Data RAM Type: | SRAM |
| Data ROM Size: | 1024 B |
| Data ROM Type: | EEPROM |
| Height: | 1 mm |
| Interface Type: | 2-Wire, SPI, USART |
| Length: | 10 mm |
| Moisture Sensitive: | Yes |
| Number of Timers/Counters: | 3 Timer |
| Processor Series: | megaAVR |
| Product: | MCUs |
| Product Type: | 8-bit Microcontrollers - MCU |
| Program Memory Type: | Flash |
| Factory Pack Quantity: | 160 |
| Subcategory: | Microcontrollers - MCU |
| Tradename: | AVR |
| Width: | 10 mm |
| Unit Weight: | 0.048325 oz |
ATMEGA32A-AU
• High-performance, Low-power AVR® 8-bit Microcontroller
• Advanced 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
• QTouch® Library Support – Capacitive touch buttons, sliders and wheels – QTouch and QMatrix™ acquisition – Up to 64 sense channels
• 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 – 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 – 2.7V – 5.5V
• Speed Grades – 0 – 16MHz
• Power Consumption at 1MHz, 3V, 25°C – Active: 0.6mA – Idle Mode: 0.2mA – Power-down Mode: < 1µA
