ATMEGA324P-15MT vs ATMEGA644P-15MT Comparison
Detailed side-by-side comparison of ATMEGA324P-15MT by Microchip Technology and ATMEGA644P-15MT 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
ATMEGA324P-15MT - 8-bit AVR MCU 16MHz 32KB Flash VQFN-44 | Microchip
ATMEGA324P-15MT ✓ ActiveMicrochip Technology
ATMEGA644P-15MT - 8-bit AVR MCU, 64KB Flash, 44-VQFN | Microchip
ATMEGA644P-15MT NrndSpecification Comparison
| Parameter | ATMEGA324P-15MT | ATMEGA644P-15MT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | NRND |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.97 | $5.90 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 16 MHz | — |
| Program Memory Size | 32 KB (16K x 16) FLASH | 64KB (32K x 16) Flash |
| EEPROM Size | 1 KB | 2KB |
| RAM Size | 2 KB | 4KB SRAM |
| Number of I/O | 32 | 32 |
| Number of USARTs | 2 | — |
| ADC Resolution | 10-bit | — |
| ADC Channels | 8 | — |
| Timers | Three timer/counters with compare modes and PWM | 3 Timer/Counters with compare modes and PWM |
| Serial Interfaces | 2x USART, TWI (I2C), SPI | 2 USART, TWI (2-wire), SPI |
| Oscillator Type | Internal | Internal RC (external crystal optional) |
| Package / Case | 44-VQFN (7x7 mm) | 44-VQFN (7x7 mm) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| Program Memory Type | ISP FLASH, read-while-write | — |
| Technology Feature | picoPower low-power technology | — |
| Instruction Set | 131 instructions, RISC, mostly single-cycle | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | [DATA_NEEDED: RoHS status] |
| Core Architecture | — | AVR 8-bit RISC |
| Maximum Clock Speed | — | 16MHz |
| Supply Voltage Range | — | 2.7V to 5.5V |
| USART Interfaces | — | 2 |
| ADC | — | 8-channel, 10-bit |
| Qualification | — | Automotive, AEC-Q100 |
| Technology | — | picoPower low-power CMOS |
| Instructions | — | 131, most single-cycle |
| MIPS | — | ~1 MIPS per MHz (up to 16 MIPS at 16MHz) |