ATMEGA32A-AU vs ATMEGA32-16AQR Comparison
Detailed side-by-side comparison of ATMEGA32A-AU by Microchip Technology and ATMEGA32-16AQR by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA32A-AU - 8-bit AVR MCU, 32KB Flash, 16MHz, TQFP-44 | Microchip
ATMEGA32A-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA32A-AU | ATMEGA32-16AQR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Manufacturer | Microchip Technology (formerly Atmel) | — |
| Series | AVR ATmega | — |
| Core Architecture | AVR RISC 8-bit | 8-bit AVR RISC |
| Maximum Clock Frequency | 16 MHz | 16 MHz |
| MIPS Throughput | 16 MIPS at 16 MHz | — |
| Program Memory (Flash) | 32 KB | — |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| I/O Pins | 32 programmable | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timers/Counters | Two 8-bit and one 16-bit | — |
| Communication Peripherals | USART, SPI, TWI (I2C) | — |
| Debug Interface | JTAG (IEEE 1149.1 compliant) | JTAG (on-chip debug and boundary scan) |
| Package | 44-pin TQFP (10x10 mm, 0.8 mm pitch) | 44-TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (extended) |
| RoHS Status | Compliant (Green) | Compliant (Green) |
| Program Memory | — | 32 KB ISP Flash (16K x 16) |
| Throughput | — | Up to 16 MIPS at 16 MHz |
| Instruction Set | — | 131 powerful instructions, most single-clock cycle |
| General Purpose Working Registers | — | 32 x 8-bit |
| General Purpose I/O Lines | — | 54 (TQFP-44 package) |
| Operating Voltage | — | 4.5 V to 5.5 V |
| USART | — | 2 |
| Flash Endurance | — | 10,000 write/erase cycles |
| Packaging | — | Tape & Reel |