ATMEGA64L-8AU vs ATMEGA64-16AU Comparison
Detailed side-by-side comparison of ATMEGA64L-8AU by Microchip Technology and ATMEGA64-16AU 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
ATMEGA64-16AU - 8-bit AVR MCU 64KB Flash 16MHz | Microchip
ATMEGA64-16AU β ActiveSpecification Comparison
| Parameter | ATMEGA64L-8AU | ATMEGA64-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.55 | $7.23 |
| 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 | β |
| EEPROM | 2KB | 2 KB |
| SRAM | 4KB | 4 KB |
| Operating Voltage Range | 2.7 V to 5.5 V | β |
| General Purpose I/O | 53 lines | β |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timers/Counters | 4 (with compare modes and PWM) | β |
| USART | 2 | β |
| Serial Interfaces | TWI (I2C-compatible), SPI, 2x USART | β |
| JTAG | Yes (boundary scan, on-chip debug) | β |
| RTC | Real Time Counter with separate oscillator | β |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm, 0.8 mm pitch) |
| 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 |
| Program Memory Size | β | 64 KB Flash (32K x 16) |
| Flash Endurance | β | 10,000 write/erase cycles |
| Maximum CPU Speed | β | 16 MHz |
| Throughput | β | Up to 16 MIPS at 16 MHz |
| General Purpose I/O Pins | β | 53 |
| General Purpose Working Registers | β | 32 |
| Operating Voltage | β | 4.5 V to 5.5 V (16 MHz); 2.7 V to 5.5 V (8 MHz) |
| Timer/Counters | β | 4 (two 8-bit, two 16-bit) with compare modes and PWM |
| USART Interfaces | β | 2 |
| Two-wire Serial Interface | β | 1 (byte oriented) |
| Real Time Counter | β | Yes (RTC) |
| Operating Temperature | β | -40 C to +85 C |
| RoHS Status | β | Compliant (GREEN) |
| JTAG Debug Interface | β | Yes (IEEE 1149.1 boundary-scan) |