ATMEGA644V-10AU vs ATMEGA644P-15AZ Comparison
Detailed side-by-side comparison of ATMEGA644V-10AU by Microchip Technology and ATMEGA644P-15AZ 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
ATMEGA644V-10AU - 8-bit AVR MCU 64KB Flash 10MHz | Microchip
ATMEGA644V-10AU ✓ ActiveMicrochip Technology
ATMEGA644P-15AZ - 8-bit AVR MCU 64KB 16MHz TQFP-44 | Microchip
ATMEGA644P-15AZ ObsoleteSpecification Comparison
| Parameter | ATMEGA644V-10AU | ATMEGA644P-15AZ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.88 | $4.98 |
| Core | AVR 8-bit RISC | AVR 8-bit |
| Series | ATmega644 | — |
| Maximum Clock Frequency | 10 MHz | — |
| Program Memory Size | 64 KB (32K x 16) Flash | 64 KB (32K x 16) Flash |
| Program Memory Type | In-System Programmable Flash (ISP), read-while-write | — |
| EEPROM Size | 2 KB | 2 KB |
| SRAM Size | 4 KB | — |
| Number of I/O | 32 general-purpose I/O lines | 32 |
| Operating Voltage Range | 2.5 V / 3.3 V / 5 V supply classes | — |
| ADC Resolution | 10 bit | — |
| Operating Temperature Range | -40C to +85C | — |
| Package | 44-TQFP (10x10 mm) | — |
| Mounting Type | Surface Mount | — |
| USARTs | 2 | — |
| Timers/Counters | 3 (with compare modes and PWM) | — |
| Serial Interfaces | TWI (I2C-compatible), SPI, 2x USART | — |
| Throughput | Up to 10 MIPS at 10 MHz | — |
| Debug/Programming | ICSP via debugWIRE (MPLAB SNAP supported) | — |
| Core Size | — | 8-Bit |
| Speed | — | 16 MHz |
| RAM Size | — | 4 KB |
| Package / Case | — | 44-TQFP (10x10 mm) |
| Operating Voltage | — | 4.5 V to 5.5 V (15 MHz speed grade) |
| Oscillator Type | — | Internal |
| Peripherals | — | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | — | I2C, SPI, 2x USART |
| ADC | — | 10-bit, up to 8 channels |
| Architecture Features | — | 131 instructions, most single-cycle, 1 MIPS/MHz |
| Technology | — | picoPower low-power CMOS |
| Debug Interface | — | JTAG (on-chip debug) |
| Packaging | — | Tape & Reel (TR) |
| Qualification | — | Verified during product qualification per AEC-Q100 grade 1 (per datasheet family notes) |
| Programmer Compatibility | — | AVR ISP / STK600 / XPRO toolchain |