ATMEGA64L-8AQ vs ATMEGA640-16AUR Comparison
Detailed side-by-side comparison of ATMEGA64L-8AQ by Microchip Technology and ATMEGA640-16AUR 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-8AQ - 8-Bit AVR MCU, 64KB Flash, 8MHz TQFP-64 | Microchip
ATMEGA64L-8AQ β End of LifeMicrochip Technology
ATMEGA640-16AUR - 8-bit AVR MCU 64KB Flash 16MHz | Microchip
ATMEGA640-16AUR β ActiveSpecification Comparison
| Parameter | ATMEGA64L-8AQ | ATMEGA640-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Eol | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.50 | $5.90 |
| Core Size | 8-Bit | 8-bit |
| Series | AVR ATmega64 | β |
| Maximum Clock Frequency | 8 MHz | β |
| Program Memory Size | 64 KB (32K x 16) Flash | β |
| EEPROM Size | 2 KB | β |
| SRAM Size | 4 KB | β |
| ADC Resolution | 10-bit | 10-bit |
| Number of ADC Channels | 8 | β |
| Core Architecture | AVR RISC, 130 instructions | β |
| General Purpose Registers | 32 x 8 | β |
| Debug Interface | JTAG (on-chip debug, boundary scan) | β |
| Communication Interfaces | 2x USART, SPI, TWI (I2C) | β |
| Operating Voltage | 2.7 V to 5.5 V (L grade) | β |
| Operating Temperature | -40C to +85C | -40C to +85C (industrial) |
| Package | 64-TQFP (14x14 mm) | 100-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Life Cycle | Mature; not recommended for new designs (replaced by ATmega64A) | β |
| Core | β | AVR 8-bit RISC |
| Max Clock Frequency | β | 16 MHz |
| Flash Memory | β | 64 KB (32K x 16) |
| SRAM | β | 8 KB |
| EEPROM | β | 4 KB |
| Supply Voltage Range | β | 4.5 V to 5.5 V |
| GPIO Count | β | 86 |
| Timers/Counters | β | 6 (flexible timer/counters) |
| ADC Channels | β | 8/16-channel |
| USART | β | 2 (programmable serial USART) |
| SPI | β | Yes (master/slave SPI serial interface) |
| TWI (I2C) | β | Yes (byte-oriented 2-wire serial interface) |
| Watchdog Timer | β | Programmable, with separate on-chip oscillator |
| Packaging | β | Tape & Reel (R suffix) |
| RoHS Status | β | Compliant |