ATMEGA128L-8AI vs ATMEGA128A-AU Comparison
Detailed side-by-side comparison of ATMEGA128L-8AI 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-8AI - 8-bit AVR MCU 8MHz 128KB TQFP-64 | Microchip
ATMEGA128L-8AI β ActiveMicrochip Technology
ATMEGA128A-AU - 8-bit AVR MCU 128KB Flash 16MHz TQFP-64 | Microchip
ATMEGA128A-AU β ActiveSpecification Comparison
| Parameter | ATMEGA128L-8AI | ATMEGA128A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.60 | $4.30 |
| Core | AVR 8-bit RISC | β |
| Program Memory Size | 128KB (64K x 16) Flash | β |
| Program Memory Type | In-System Programmable FLASH | β |
| RAM Size | 4K x 8 SRAM | β |
| EEPROM Size | 4KB | β |
| Maximum Clock Speed | 8MHz | β |
| Supply Voltage Range | 2.7V to 5.5V | 2.7 V to 5.5 V |
| MIPS Throughput | Up to 8 MIPS at 8MHz (approx. 1 MIPS/MHz) | β |
| ADC | 8-channel 10-bit | 8-channel, 10-bit |
| Timers | Two 8-bit, two 16-bit | β |
| Communication Interfaces | 2x USART, SPI, TWI (I2C) | 2x USART, TWI (I2C), SPI |
| Debug Interface | JTAG (on-chip debug and boundary scan) | β |
| Operating Temperature | -40C to +85C (industrial, A grade) | [DATA_NEEDED: operating temperature range] |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Number of I/O | 53 programmable I/O lines | β |
| RoHS Status | [DATA_NEEDED: RoHS compliance confirmation] | β |
| MSL Level | [DATA_NEEDED: moisture sensitivity level] | β |
| Core Processor | β | AVR |
| Core Size | β | 8-Bit |
| Architecture | β | Enhanced RISC, 133 instructions |
| Max Clock Frequency | β | 16 MHz |
| Flash Memory | β | 128 KB (64K x 16), In-System Programmable, read-while-write |
| EEPROM | β | 4 KB |
| SRAM | β | 4 KB |
| General Purpose I/O | β | 53 lines |
| Working Registers | β | 32 general purpose |
| Timers/Counters | β | 4 flexible timer/counters with compare modes and PWM |
| 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) |