ATMEGA324PV-10AU vs ATMEGA644P-15AT Comparison
Detailed side-by-side comparison of ATMEGA324PV-10AU by Microchip Technology and ATMEGA644P-15AT 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
ATMEGA324PV-10AU - 8-bit AVR MCU, 32KB Flash, 10MHz, 44-TQFP | Microchip
ATMEGA324PV-10AU ✓ ActiveMicrochip Technology
ATMEGA644P-15AT - 8-bit AVR MCU 64KB Flash 16MHz TQFP-44 | Microchip
ATMEGA644P-15AT ObsoleteSpecification Comparison
| Parameter | ATMEGA324PV-10AU | ATMEGA644P-15AT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.30 | $4.12 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit enhanced RISC |
| Program Memory (Flash) | 32 KB (16K x 16) | 64 KB (32K x 16) |
| EEPROM | 1 KB | 2 KB |
| SRAM | 2 KB | 4 KB |
| Maximum CPU Frequency | 10 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| General-Purpose I/O | 32 | — |
| General-Purpose Registers | 32 | — |
| Instruction Set | 131 instructions, most single-cycle | — |
| Performance | Up to 10 MIPS at 10 MHz | — |
| USART | 2 | 2 (dual USART, 'P' variant) |
| SPI | 1 (master/slave) | 1 master/slave |
| TWI (I2C) | 1 byte-oriented | 1 byte-oriented |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit, with differential mode |
| Timer/Counters | 3 (with PWM and compare modes) | 3 with PWM and compare modes |
| Watchdog Timer | Yes, programmable with separate oscillator | Yes, programmable |
| Analog Comparator | Yes, on-chip | — |
| RTC | Yes, real-time counter | — |
| Debug Interface | JTAG / OCD (debugWIRE) | — |
| Package | 44-pin TQFP (10x10 mm), 0.80 mm pitch | 44-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Process Family | picoPower | — |
| RoHS Status | Compliant | Compliant |
| Maximum Clock Frequency | — | 16 MHz (at 5V) |
| Throughput | — | Up to 1 MIPS per MHz (16 MIPS peak) |
| Operating Voltage (VCC) | — | 2.7 V to 5.5 V |
| General-Purpose I/O Lines | — | 32 |
| AEC-Q100 Qualification | — | Grade 1 |
| In-System Programmable | — | Yes (Flash, Read-While-Write) |
| picoPower Technology | — | Yes |