ATMEGA64L-8AU vs ATMEGA640V-8AU Comparison
Detailed side-by-side comparison of ATMEGA64L-8AU by Microchip Technology and ATMEGA640V-8AU 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 β ActiveMicrochip Technology
ATMEGA640V-8AU - 8MHz 64KB Flash AVR MCU 100-TQFP | Microchip
ATMEGA640V-8AU β ActiveSpecification Comparison
| Parameter | ATMEGA64L-8AU | ATMEGA640V-8AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.55 | $3.95 |
| Core Processor | AVR | β |
| Core Size | 8-Bit | β |
| Architecture | AVR enhanced RISC, 130 instructions | β |
| Speed | 8 MHz | β |
| Flash Memory | 64KB (32K x 16) In-System Programmable | 64 KB (32K x 16) |
| EEPROM | 2KB | 4 KB |
| SRAM | 4KB | 8 KB |
| Operating Voltage Range | 2.7 V to 5.5 V | β |
| General Purpose I/O | 53 lines | 86 lines |
| ADC | 8-channel, 10-bit | 10-bit, 16-channel |
| Timers/Counters | 4 (with compare modes and PWM) | 6 |
| USART | 2 | β |
| Serial Interfaces | TWI (I2C-compatible), SPI, 2x USART | SPI, 2-wire (I2C-compatible), 4x USART |
| JTAG | Yes (boundary scan, on-chip debug) | β |
| RTC | Real Time Counter with separate oscillator | β |
| Package | 64-TQFP (14x14 mm) | 100-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Lifecycle Note | Mature product, not recommended for new designs; replaced by ATmega64A | β |
| Core Architecture | β | 8-bit AVR RISC |
| Max Clock Frequency | β | 8 MHz |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| USART Interfaces | β | 4 |
| Analog Comparator | β | Yes, on-chip |
| Watchdog Timer | β | Yes, with separate on-chip oscillator |
| External Memory Interface | β | EBI/EMI |
| Program Memory Type | β | ISP Flash |
| Series | β | AVR ATmega |
| RoHS Status | β | Compliant |