ATMEGA128-16AC vs ATMEGA1281-16MUR Comparison
Detailed side-by-side comparison of ATMEGA128-16AC by Microchip Technology and ATMEGA1281-16MUR 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
ATMEGA128-16AC - 8-bit AVR MCU 16MHz 128KB Flash | Microchip
ATMEGA128-16AC β ActiveMicrochip Technology
ATMEGA1281-16MUR
ATMEGA1281-16MUR - 8-Bit AVR MCU 16MHz 128KB Flash | Microchip
ATMEGA1281-16MUR β ActiveSpecification Comparison
| Parameter | ATMEGA128-16AC | ATMEGA1281-16MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.34 | $8.78 |
| Core Architecture | AVR 8-bit enhanced RISC | β |
| Core Size | 8-bit | β |
| Maximum Clock Frequency | 16 MHz | 16 MHz |
| Program Memory Size | 128 KB (64K x 16) Flash | 128 KB (64K x 16) Flash |
| Program Memory Type | In-System Programmable Flash | β |
| EEPROM Size | 4 KB | 4 KB |
| RAM Size | 4 KB SRAM | β |
| Number of I/O | 53 I/O lines | β |
| Supply Voltage Range | 4.5 V to 5.5 V | 2.7 V to 5.5 V |
| Operating Temperature | 0C to +70C (commercial grade) | β |
| Timers | 2 x 8-bit, 2 x 16-bit with PWM | β |
| Communication Interfaces | 2 x USART, SPI, TWI (I2C-compatible) | β |
| ADC Resolution | 10-bit, 8 channels | β |
| Debug Interface | JTAG (boundary scan and on-chip debug) | β |
| Package | 64-TQFP (14x14 mm) | 64-QFN (9x9 mm), VFQFN exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Data Converter | A/D 8x10-bit | β |
| Core | β | AVR 8-bit RISC |
| SRAM Size | β | 8 KB |
| Number of I/O Lines | β | 54 |
| General Purpose Working Registers | β | 32 |
| Timers/Counters | β | 6 (flexible, with compare modes and PWM) |
| USART Channels | β | 4 |
| Serial Interfaces | β | TWI (I2C-compatible), SPI |
| ADC Channels | β | 16-channel |
| Data Bus Width | β | 8 Bit |
| Temperature Range | β | Industrial (-40C to +85C) |
| Life Cycle Stage | β | Active |