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