ATMEGA32U2-MU vs ATMEGA16U2-MU Comparison
Detailed side-by-side comparison of ATMEGA32U2-MU by Microchip Technology and ATMEGA16U2-MU 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
ATMEGA32U2-MU - 8-bit AVR USB MCU 16MHz 32KB Flash | Microchip
ATMEGA32U2-MU ✓ ActiveMicrochip Technology
ATMEGA16U2-MU - 16MHz AVR USB MCU 16KB Flash | Microchip
ATMEGA16U2-MU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA32U2-MU | ATMEGA16U2-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Instruction Set | 131 instructions, mostly single-cycle | 133 instructions, mostly single-cycle |
| Maximum Clock Speed | 16 MHz | — |
| Throughput | 16 MIPS at 16 MHz | — |
| Program Flash Memory | 32 KB (16K x 16), ISP read-while-write | — |
| EEPROM | 1 KB | 512 B |
| SRAM | 1 KB | 512 B |
| General-Purpose I/O Lines | 22 | — |
| General-Purpose Working Registers | 32 | — |
| Timer/Counters | 2 (8-bit or 16-bit, with PWM and compare modes) | — |
| USB Controller | USB 2.0 Full-Speed Device, 32 endpoints, hardware flow control | — |
| Serial Interfaces | USART, SPI | — |
| Watchdog Timer | Programmable, with internal oscillator | — |
| Supply Voltage | 2.7 V to 5.5 V (4.5 V to 5.5 V for 16 MHz full-speed USB) | — |
| Operating Temperature | -40C to +85C (industrial) | [DATA_NEEDED: Operating Temperature] |
| Package | 32-pin VQFN (5x5 mm) with exposed pad | 32-VQFN (5x5 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant (green package) |
| Maximum Clock Frequency | — | 16 MHz |
| Flash Memory | — | 16 KB (8K x 16) ISP |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Number of I/O Lines | — | 22 |
| USB Interface | — | USB 2.0 full-speed device (12 Mbps) |
| Timers/Counters | — | 2 x 8-bit with compare modes |
| ADC | — | 10-bit |
| Data Bus Width | — | 8 Bit |
| Lifecycle Stage | — | Active |