ATMEGA645-16MU vs ATMEGA645-16MI Comparison
Detailed side-by-side comparison of ATMEGA645-16MU by Microchip Technology and ATMEGA645-16MI 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
ATMEGA645-16MU - 8-bit AVR MCU, 64KB Flash, 16MHz | Microchip
ATMEGA645-16MU ✓ ActiveMicrochip Technology
ATMEGA645-16MI - 8-Bit AVR MCU 16MHz 64KB Flash | Microchip
ATMEGA645-16MI ✓ ActiveSpecification Comparison
| Parameter | ATMEGA645-16MU | ATMEGA645-16MI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.65 | $3.92 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 64 KB (32K x 16) Flash, ISP | 64 KB (32K x 16) Flash |
| SRAM Size | 4 KB | 4 KB |
| EEPROM Size | 2 KB | 2 KB |
| Maximum Clock Frequency | 16 MHz | — |
| Throughput | 16 MIPS at 16 MHz | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| Number of I/O Lines | 68 | — |
| ADC Resolution | 10-bit | 10-bit |
| ADC Channels | 8 channels | 8 |
| Debug Interface | JTAG (on-chip debugging and boundary scan) | JTAG (on-chip debug, boundary scan) |
| Package | 64-QFN (9x9 mm) | 64-QFN (9x9 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| Speed Grade Class | 16 (industrial, GREEN) | — |
| RoHS Status | GREEN package (per FindIC listing) | [DATA_NEEDED: RoHS status] |
| Core Supply | Single supply | — |
| Core Clock Speed | — | 16 MHz |
| Program Memory Type | — | In-System Programmable FLASH |
| Number of I/O | — | 53 programmable I/O lines |
| LCD Controller | — | Yes (segment LCD driver) |
| Temperature Grade | — | Industrial (-I suffix) |
| Instructions | — | 130 powerful instructions, most single-cycle |
| Supply Voltage | — | [DATA_NEEDED: supply voltage range] |