ATMEGA2561-16AUR vs ATMEGA2561-16AU Comparison
Detailed side-by-side comparison of ATMEGA2561-16AUR by Microchip Technology and ATMEGA2561-16AU 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
ATMEGA2561-16AUR - 8-bit AVR MCU 256KB 16MHz | Microchip
ATMEGA2561-16AUR β ActiveMicrochip Technology
ATMEGA2561-16AU - 8-Bit AVR MCU 16MHz 256KB Flash | Microchip
ATMEGA2561-16AU β ActiveSpecification Comparison
| Parameter | ATMEGA2561-16AUR | ATMEGA2561-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $15.98 | $12.25 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 256 KB (128K x 16), ISP programmable | 256 KB (128K x 16) ISP |
| SRAM | 8 KB | 8 KB |
| EEPROM | 4 KB | 4 KB |
| Maximum CPU Speed | 16 MHz | β |
| Throughput | 16 MIPS at 16 MHz | β |
| Operating Voltage Range | 4.5 V to 5.5 V | β |
| General Purpose I/O | 54 I/O lines | 86 lines |
| Working Registers | 32 general purpose registers | 32 general purpose |
| Timer/Counters | Six flexible timer/counters with compare modes and PWM | β |
| USART | Four programmable serial USART | β |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Serial Interfaces | SPI, TWI (I2C-compatible 2-wire) | TWI (I2C), SPI, 4x USART |
| Analog Comparator | On-chip, 1 channel | β |
| Watchdog Timer | Programmable, with separate on-chip oscillator | β |
| Operating Temperature | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range] |
| Package | 64-TQFP (14 x 14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Real-Time Counter | Yes, with separate oscillator (TOSC1/TOSC2) | β |
| Pin Change Interrupt | Interrupt and wake-up on pin change | β |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| Maximum Clock Frequency | β | 16 MHz |
| Operating Voltage | β | 4.5 V to 5.5 V |
| MIPS Throughput | β | 16 MIPS at 16 MHz |
| Instructions | β | 131 instructions, most single-cycle |
| USARTs | β | 4 |
| Timers/Counters | β | 6 flexible timer/counters with compare modes and PWM |
| ECCN | β | EAR99 |
| Halogen Free | β | Compliant |