ATMEGA32U4-MUR vs ATMEGA32U4 Comparison
Detailed side-by-side comparison of ATMEGA32U4-MUR by Microchip Technology and ATMEGA32U4 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-MUR - 8-Bit AVR USB MCU 16MHz 32KB | Microchip
ATMEGA32U4-MUR ✓ ActiveMicrochip Technology
ATMEGA32U4 - 8-bit AVR MCU, 32KB Flash, USB 2.0 | Microchip
ATMEGA32U4 ✓ ActiveSpecification Comparison
| Parameter | ATMEGA32U4-MUR | ATMEGA32U4 |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.86 | $3.72 |
| Core Architecture | 8-bit AVR RISC | — |
| Core Frequency | 16 MHz | — |
| Program Memory (Flash) | 32 KB (16K x 16) | 32 KB (16K x 16), In-System Programmable |
| SRAM | 2.5 KB | 2.5 KB |
| EEPROM | 1 KB | 1 KB |
| USB Interface | USB 2.0 full-speed/low-speed device | USB 2.0 full-speed / low-speed device, on-chip transceiver |
| ADC Resolution / Channels | 10-bit, 12-channel | — |
| Debug Interface | JTAG (on-chip debug) | — |
| Package | 44-VQFN (7x7 mm), exposed pad | 44-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount | — |
| Throughput | Up to 16 MIPS (approx. 1 MIPS/MHz) | Up to 16 MIPS (1 MIPS per MHz) |
| Operating Temperature | [DATA_NEEDED: Operating Temperature Range] | -40 C to +85 C |
| Operating Voltage Range | [DATA_NEEDED: Operating Voltage Range] | — |
| MSL Level | [DATA_NEEDED: Moisture Sensitivity Level] | — |
| RoHS Status | Compliant (Green) | Compliant (per ATMEGA32U4-AU DigiKey listing) |
| Program Memory Type | Self-programming Flash | — |
| Architecture | — | AVR enhanced RISC, 8-bit |
| General Purpose I/O Lines | — | 26 |
| General Purpose Working Registers | — | 32 |
| Maximum Clock Frequency | — | 16 MHz |
| ADC | — | 12-channel, 10-bit |
| Timer/Counters | — | 4 flexible + 1 high-speed (compare modes, PWM) |
| Communication Interfaces | — | 1x USART, 1x SPI, 1x I2C (TWI) |
| JTAG Interface | — | Yes (on-chip debug) |
| Operating Voltage | — | 2.7 V to 5.5 V |
| Programming Method | — | ISP via SPI, JTAG, USB bootloader |