ATMEGA32U4-AUR vs ATMEGA16U4-AU Comparison
Detailed side-by-side comparison of ATMEGA32U4-AUR by Microchip Technology and ATMEGA16U4-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
ATMEGA32U4-AUR - 8-Bit AVR MCU, USB, 16MHz | Microchip
ATMEGA32U4-AUR β ActiveMicrochip Technology
ATMEGA16U4-AU - 8-Bit AVR MCU 16KB Flash USB 16MHz | Microchip
ATMEGA16U4-AU β ActiveSpecification Comparison
| Parameter | ATMEGA32U4-AUR | ATMEGA16U4-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.20 | $2.19 |
| Core Architecture | 8-bit AVR RISC | β |
| Flash Program Memory | 32 KB (16K x 16), self-programming ISP | β |
| SRAM | 2.5 KB | 2.5 KB |
| EEPROM | 1 KB | 1 KB (1024 B) |
| Maximum Clock Frequency | 16 MHz | β |
| Throughput | 16 MIPS at 16 MHz | β |
| Instructions | 131 powerful instructions, most single-cycle | β |
| USB Interface | USB 2.0 full-speed/low-speed device with on-chip transceiver | β |
| ADC | 12-channel, 10-bit | 12-channel, 10-bit |
| Debug Interface | JTAG for on-chip debug | β |
| Operating Voltage Range | 2.7 V to 5.5 V | β |
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Range | Industrial (-40C to +85C) | β |
| RoHS Status | Compliant (lead-free, green) | β |
| Packaging | Tape & Reel (R suffix) | β |
| Instruction Set | AVR | 133 powerful instructions, most single-cycle |
| Core Processor | β | AVR 8-bit RISC |
| Core Size | β | 8-bit |
| Speed | β | 16 MHz |
| Flash Memory | β | 16 KB (8K x 16) |
| Boot Flash Section | β | 8 KB |
| Supply Voltage Range | β | 2.7 V to 5.5 V |
| USB Controller | β | USB 2.0 full-speed / low-speed device |
| JTAG Interface | β | Yes, on-chip debug |
| Peripherals | β | High-speed PWM, USB, JTAG, brown-out detect, power-on reset |
| Life Cycle Stage | β | Active |
| Operating Temperature | β | [DATA_NEEDED: Operating temperature range] |
| Number of I/O | β | [DATA_NEEDED: Number of I/O pins] |