ATMEGA128A-AU vs ATMEGA128L-8AU Comparison
Detailed side-by-side comparison of ATMEGA128A-AU by Microchip Technology and ATMEGA128L-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
ATMEGA128A-AU - 8-bit AVR MCU 128KB Flash 16MHz TQFP-64 | Microchip
ATMEGA128A-AU β ActiveMicrochip Technology
ATMEGA128L-8AU - 8MHz 128KB Flash AVR MCU | Microchip
ATMEGA128L-8AU β ActiveSpecification Comparison
| Parameter | ATMEGA128A-AU | ATMEGA128L-8AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.30 | $23.49 |
| Core Processor | AVR | β |
| Core Size | 8-Bit | β |
| Architecture | Enhanced RISC, 133 instructions | β |
| Max Clock Frequency | 16 MHz | 8 MHz |
| Flash Memory | 128 KB (64K x 16), In-System Programmable, read-while-write | 128 KB (64K x 16) |
| EEPROM | 4 KB | 4 KB |
| SRAM | 4 KB | 4 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| General Purpose I/O | 53 lines | β |
| Working Registers | 32 general purpose | β |
| Timers/Counters | 4 flexible timer/counters with compare modes and PWM | 2 x 8-bit, 2 x 16-bit |
| Communication Interfaces | 2x USART, TWI (I2C), SPI | β |
| ADC | 8-channel, 10-bit | β |
| Real-Time Counter | Yes (RTC) | β |
| Debug / Boundary Scan | JTAG (IEEE 1149.1) | β |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Projected End of Life | 2048-10-03 (per distributor lifecycle data) | β |
| Core Architecture | β | AVR 8-bit RISC |
| I/O Pins | β | 53 |
| ADC Resolution | β | 10-bit, 8 channels |
| USARTs | β | 2 |
| Debug Interface | β | JTAG (on-chip debug + boundary scan) |
| MIPS | β | Up to 8 MIPS at 8 MHz (1 MIPS/MHz) |
| Low-Power Sleep Modes | β | 6 modes |
| In-System Programming | β | Yes (ISP via SPI) |
| RoHS Status | β | Compliant |