ATMEGA32L-8MU vs ATMEGA32L-8MI Comparison
Detailed side-by-side comparison of ATMEGA32L-8MU by Microchip Technology and ATMEGA32L-8MI 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
ATMEGA32L-8MU - 8-bit AVR MCU, 32KB Flash, 8MHz | Microchip
ATMEGA32L-8MU ✓ ActiveMicrochip Technology
ATMEGA32L-8MI - 8MHz 32KB Flash AVR MCU | Microchip 44-VQFN
ATMEGA32L-8MI ✓ ActiveSpecification Comparison
| Parameter | ATMEGA32L-8MU | ATMEGA32L-8MI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.85 | $6.08 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Core Size | 8-bit | — |
| Program Memory Size | 32KB (16K x 16) FLASH | — |
| Program Memory Type | In-System Programmable FLASH (read-while-write) | — |
| EEPROM Size | 1KB | — |
| RAM Size | 2KB SRAM | — |
| Maximum Clock Frequency | 8 MHz | 8 MHz |
| Operating Supply Voltage Range | 2.7 V to 5.5 V (L speed grade) | — |
| General Purpose I/O | 32 (Mouser parametric); up to 54/69 I/O lines per family datasheet | — |
| ADC Resolution | 10-bit, 8 channels | — |
| JTAG Interface | Yes (on-chip debug and boundary-scan) | — |
| Instructions | 131 powerful instructions, most single-clock cycle | — |
| Working Registers | 32 general purpose registers | — |
| Package | 44-VQFN (MLF) 7x7 mm, exposed pad | 44-pin VQFN (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial, M grade) | — |
| RoHS Status | Compliant (green, per Microchip/FindIC listing) | Compliant |
| Throughput | Up to 8 MIPS at 8 MHz | Up to 8 MIPS at 8 MHz |
| Programming Interfaces | ISP (In-Circuit Serial Programming), JTAG | — |
| Thermal Resistance (theta_JA) | [DATA_NEEDED: theta_JA for 44-VQFN 7x7] | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL rating] | — |
| Program Memory (Flash) | — | 32 KB (16K x 16) |
| SRAM | — | 2 KB |
| EEPROM | — | 1 KB |
| Operating Voltage Range (L) | — | 2.7 V to 5.5 V |
| Instruction Set | — | 131 powerful instructions, mostly single-cycle |
| Programmable I/O Lines | — | 32 |
| ADC | — | 8-channel, 10-bit successive approximation |
| Timers/Counters | — | Two 8-bit, one 16-bit with separate prescaler |
| Serial Interfaces | — | USART, SPI, I2C-compatible TWI |
| On-chip Debug | — | JTAG (OCD) |
| Active Current @1 MHz, 3V, 25C | — | 1.1 mA |
| Idle Current @1 MHz, 3V, 25C | — | 0.35 mA |
| Power-down Current | — | < 1 µA |
| Operating Temperature (Industrial) | — | -40C to +85C |