ATXMEGA16A4U-AU vs ATXMEGA16A4U-AUR Comparison
Detailed side-by-side comparison of ATXMEGA16A4U-AU by Microchip Technology and ATXMEGA16A4U-AUR 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
ATXMEGA16A4U-AU - 32MHz 16KB Flash AVR XMEGA MCU | Microchip
ATXMEGA16A4U-AU ✓ ActiveMicrochip Technology
ATXMEGA16A4U-AUR - 16KB Flash 32MHz 8/16-bit AVR XMEGA MCU | Microchip
ATXMEGA16A4U-AUR ✓ ActiveSpecification Comparison
| Parameter | ATXMEGA16A4U-AU | ATXMEGA16A4U-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.05 | $4.10 |
| Core Architecture | AVR enhanced RISC (8/16-bit) | 8/16-bit AVR XMEGA RISC |
| Series | AVR XMEGA A4U | — |
| Maximum CPU Frequency | 32 MHz (32 MIPS) | — |
| Program Memory (Flash) | 16 KB (8K x 16) | 16 KB (8K x 16) |
| Boot Code Section | 4 KB | 4 KB with Independent Lock Bits |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| Supply Voltage (Vcc) | 1.6 V to 3.6 V | — |
| GPIO Pins | 34 | — |
| ADC | 12-bit, up to 12 channels | 12-bit, 1 MSPS |
| DAC | 12-bit, 2 channels | 12-bit, 1 MSPS |
| DMA Channels | 4 | 4 |
| Event System Channels | 8 | 8 |
| Timers/Counters | 5 x 16-bit | — |
| USART | 5 | 4 channels |
| TWI (I2C) | 2 | 2 channels |
| SPI | 1 | 2 channels |
| USB | USB 2.0 Full-Speed Device | — |
| RTC | 16-bit Real Time Counter | — |
| Operating Temperature | -40 C to +85 C | — |
| Package | 44-pin TQFP (10x10 mm) | 44-pin TQFP (10x10 mm) |
| Programming Interface | PDI (2-wire) | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Core Series | — | XMEGA A4U |
| Maximum CPU Speed | — | 32 MHz (up to 32 MIPS) |
| Operating Voltage | — | 1.6 V to 3.6 V |
| Operating Temperature (Industrial) | — | -40C to +85C |
| USB Interface | — | USB 2.0 Full-Speed (12 Mbps) Device/Host/OTG |
| Crypto Accelerator | — | AES and DES |
| External Bus Interface | — | Yes (SRAM, SDRAM, NAND) |
| Packaging | — | Tape & Reel (AUR) |