ATMEGA128L-8AI vs ATMEGA1284-AUR Comparison
Detailed side-by-side comparison of ATMEGA128L-8AI by Microchip Technology and ATMEGA1284-AUR 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
ATMEGA1284-AUR
ATMEGA1284-AUR - 8-Bit AVR MCU 128KB Flash 20MHz | Microchip
ATMEGA1284-AUR β ActiveSpecification Comparison
| Parameter | ATMEGA128L-8AI | ATMEGA1284-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.60 | $4.61 |
| Core | AVR 8-bit RISC | β |
| Program Memory Size | 128KB (64K x 16) Flash | 128 KB ISP Flash (64K x 16) |
| 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 | 1.8 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 successive approximation |
| Timers | Two 8-bit, two 16-bit | β |
| Communication Interfaces | 2x USART, SPI, TWI (I2C) | β |
| Debug Interface | JTAG (on-chip debug and boundary scan) | β |
| Operating Temperature | -40C to +85C (industrial, A grade) | -40C to +85C |
| Package | 64-TQFP (14x14 mm) | 44-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Number of I/O | 53 programmable I/O lines | β |
| RoHS Status | [DATA_NEEDED: RoHS compliance confirmation] | Compliant |
| MSL Level | [DATA_NEEDED: moisture sensitivity level] | β |
| Core Architecture | β | 8-bit AVR RISC |
| SRAM | β | 16 KB |
| EEPROM | β | 4 KB |
| Maximum Clock Frequency | β | 20 MHz |
| Throughput | β | Up to 20 MIPS at 20 MHz |
| Operating Voltage (Full 20 MHz) | β | 2.7 V to 5.5 V |
| General Purpose I/O Lines | β | 32 |
| General Purpose Working Registers | β | 32 |
| Instruction Set | β | 131 powerful instructions, most single-clock cycle |
| USART Interfaces | β | 2 |
| Timer/Counters | β | 3 flexible timer/counters with compare modes and PWM |
| Packaging | β | Tape & Reel |
| Lifecycle Stage | β | Active |