ATMEGA32U2-AU vs ATMEGA8U2-AU Comparison
Detailed side-by-side comparison of ATMEGA32U2-AU by Microchip Technology and ATMEGA8U2-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
ATMEGA32U2-AU - 8-bit AVR USB MCU 32KB Flash 16MHz | Microchip
ATMEGA32U2-AU ✓ Active
Specification Comparison
| Parameter | ATMEGA32U2-AU | ATMEGA8U2-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Core Size | 8-bit | — |
| Max Clock Frequency | 16 MHz | — |
| Flash Memory | 32 KB (16K x 16) ISP | — |
| EEPROM | 1 KB | 512 B |
| SRAM | 1 KB | 512 B |
| General Purpose I/O | 22 lines | — |
| Working Registers | 32 | — |
| Timer/Counters | 2 | — |
| USB | Full-Speed USB 2.0 device | — |
| Programmability | In-Circuit Serial Programming (ICSP), read-while-write | — |
| Operating Supply Voltage | [DATA_NEEDED: operating supply voltage range] | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Package | 32-TQFP (7x7 mm) | 32-pin TQFP (7x7 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Debug / Program Interface | ICSP via debugWIRE-compatible connector and MPLAB SNAP | — |
| RoHS Status | Compliant (lead-free AU suffix) | Compliant |
| Program Memory (Flash) | — | 8 KB (4K x 16) |
| Maximum CPU Speed | — | 16 MHz (16 MIPS) |
| Supply Voltage (Vcc) | — | 2.7 V to 5.5 V |
| USB Interface | — | USB 2.0 Full-Speed (12 Mbps), on-chip transceiver |
| General-Purpose I/O | — | 22 lines |
| Timers/Counters | — | Two 16-bit, plus watchdog |
| PWM Channels | — | 6 |
| ADC | — | 10-bit |
| Communication Peripherals | — | USB, USART/UART, SPI, TWI (I2C) |
| MSL Level | — | 3 (168 hours) |
| Lead-Free | — | Yes |