ATMEGA128A-AU vs ATMEGA128-16MUR Comparison
Detailed side-by-side comparison of ATMEGA128A-AU by Microchip Technology and ATMEGA128-16MUR 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
ATMEGA128A-AU - 8-bit AVR MCU 128KB Flash 16MHz TQFP-64 | Microchip
ATMEGA128A-AU ✓ ActiveMicrochip Technology
ATMEGA128-16MUR - 8-bit AVR MCU 128KB 16MHz | Microchip
ATMEGA128-16MUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA128A-AU | ATMEGA128-16MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-bit |
| Architecture | Enhanced RISC, 133 instructions | — |
| Max Clock Frequency | 16 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 | 4.5 V to 5.5 V |
| General Purpose I/O | 53 lines | — |
| Working Registers | 32 general purpose | — |
| 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 | 2 x USART, SPI, TWI (I2C) |
| ADC | 8-channel, 10-bit | — |
| Real-Time Counter | Yes (RTC) | — |
| Debug / Boundary Scan | JTAG (IEEE 1149.1) | — |
| Package | 64-TQFP (14x14 mm) | 64-VFQFN (9x9 mm) exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| Projected End of Life | 2048-10-03 (per distributor lifecycle data) | — |
| Core Architecture | — | 8-bit AVR RISC |
| Maximum Clock Frequency | — | 16 MHz |
| ADC Channels | — | 8 channels |
| ADC Resolution | — | 10-bit |
| PWM Channels | — | Yes (hardware PWM) |
| JTAG Debug | — | Yes (on-chip debug and boundary scan) |
| I/O Pins | — | 53 |
| External Memory Support | — | Up to 64 KB |
| Sleep Modes | — | 6 |
| RoHS Status | — | Compliant |
| Throughput | — | Up to 16 MIPS |