ATMEGA64L-8AU vs ATMEGA64L-8AQ Comparison
Detailed side-by-side comparison of ATMEGA64L-8AU by Microchip Technology and ATMEGA64L-8AQ 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
ATMEGA64L-8AU - 8-bit AVR MCU, 64KB Flash, 8MHz | Microchip
ATMEGA64L-8AU ✓ ActiveMicrochip Technology
ATMEGA64L-8AQ - 8-Bit AVR MCU, 64KB Flash, 8MHz TQFP-64 | Microchip
ATMEGA64L-8AQ ✗ End of LifeSpecification Comparison
| Parameter | ATMEGA64L-8AU | ATMEGA64L-8AQ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | End of Life |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-Bit |
| Architecture | AVR enhanced RISC, 130 instructions | — |
| Speed | 8 MHz | — |
| Flash Memory | 64KB (32K x 16) In-System Programmable | — |
| EEPROM | 2KB | — |
| SRAM | 4KB | — |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| General Purpose I/O | 53 lines | — |
| ADC | 8-channel, 10-bit | — |
| Timers/Counters | 4 (with compare modes and PWM) | — |
| USART | 2 | — |
| Serial Interfaces | TWI (I2C-compatible), SPI, 2x USART | — |
| JTAG | Yes (boundary scan, on-chip debug) | — |
| RTC | Real Time Counter with separate oscillator | — |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Lifecycle Note | Mature product, not recommended for new designs; replaced by ATmega64A | — |
| Series | — | AVR ATmega64 |
| Maximum Clock Frequency | — | 8 MHz |
| Program Memory Size | — | 64 KB (32K x 16) Flash |
| EEPROM Size | — | 2 KB |
| SRAM Size | — | 4 KB |
| ADC Resolution | — | 10-bit |
| Number of ADC Channels | — | 8 |
| Core Architecture | — | AVR RISC, 130 instructions |
| General Purpose Registers | — | 32 x 8 |
| Debug Interface | — | JTAG (on-chip debug, boundary scan) |
| Communication Interfaces | — | 2x USART, SPI, TWI (I2C) |
| Operating Voltage | — | 2.7 V to 5.5 V (L grade) |
| Operating Temperature | — | -40C to +85C |
| Life Cycle | — | Mature; not recommended for new designs (replaced by ATmega64A) |