ATXMEGA64A1-AU vs ATXMEGA64A3-AU Comparison
Detailed side-by-side comparison of ATXMEGA64A1-AU by Microchip Technology and ATXMEGA64A3-AU 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
ATXMEGA64A1-AU - 32MHz 64KB Flash MCU | Microchip Technology
ATXMEGA64A1-AU ✓ ActiveMicrochip Technology
ATXMEGA64A3-AU - 64KB Flash AVR XMEGA A3 MCU 32MHz TQFP-64 | Microchip
ATXMEGA64A3-AU ✓ ActiveSpecification Comparison
| Parameter | ATXMEGA64A1-AU | ATXMEGA64A3-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 8/16-bit AVR XMEGA A1 microcontroller | — |
| Maximum Clock Speed | 32 MHz | — |
| Flash Program Memory | 64 KB (32K x 16) | — |
| Boot Code Section | 4 KB | 4 KB |
| SRAM | 4 KB | — |
| EEPROM | 2 KB | 2 KB |
| Operating Voltage Range | 1.6 V to 3.6 V | — |
| DMA Channels | 4 channels | 4 |
| Event System Channels | 8 channels | 8 |
| General-Purpose I/O Lines | 78 lines | — |
| Reported I/O Port Count | 34 | — |
| Real-Time Counter | 16-bit | — |
| Timer/Counter Modules | 8 flexible 16-bit timer/counters | — |
| CPU Architecture | AVR enhanced RISC, 8/16-bit | — |
| Package | 100-lead TQFP, 14 mm x 14 mm | 64-TQFP (14x14 mm) |
| Mounting Type | Surface mount | Surface Mount |
| Program Memory Type | Flash | — |
| In-System Programming | Supported | — |
| Read-While-Write | Supported | — |
| Programmable Multilevel Interrupt Controller | Supported | — |
| External Bus Interface | Supported | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH compliance status] | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40 C to +85 C (industrial) |
| Standard Packaging Quantity | [DATA_NEEDED: standard packaging quantity] | — |
| Core Architecture | — | AVR XMEGA (8/16-bit RISC) |
| Family | — | XMEGA A3 |
| Program Memory (Flash) | — | 64 KB (32K x 16) |
| Data SRAM | — | 4 KB |
| Maximum CPU Speed | — | 32 MHz (32 MIPS) |
| Supply Voltage (VDD) | — | 1.6 V to 3.6 V |
| General-Purpose I/O Pins | — | 50 |
| Timer/Counters | — | 7 x 16-bit with PWM and compare modes |
| USART | — | 7 |
| SPI | — | 2 |
| TWI (I2C) | — | 2 |
| ADC | — | 12-bit |
| DAC | — | 12-bit |
| Real-Time Counter (RTC) | — | 16-bit |