ATMEGA16-16AUR vs ATMEGA16A-AUR Comparison
Detailed side-by-side comparison of ATMEGA16-16AUR by Microchip Technology and ATMEGA16A-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
ATMEGA16-16AUR - AVR 8-Bit MCU 16MHz 16KB Flash | Microchip
ATMEGA16-16AUR ✓ ActiveMicrochip Technology
ATMEGA16A-AUR - 8-bit AVR MCU, 16KB Flash, 44-TQFP | Microchip
ATMEGA16A-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA16-16AUR | ATMEGA16A-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.98 | $2.14 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Max Clock Frequency | 16 MHz | — |
| Program Memory Size | 16 KB (8K x 16) FLASH | — |
| SRAM Size | 1 KB | — |
| EEPROM Size | 512 B | — |
| Supply Voltage (16 MHz speed grade) | 4.5 V to 5.5 V | — |
| Supply Voltage (8 MHz speed grade) | 2.7 V to 5.5 V | — |
| Data Bus Width | 8 Bit | 8 bit |
| I/O Ports | 32 general purpose I/O lines | — |
| ADC | 8-channel 10-bit ADC | 8-channel 10-bit |
| Timers | Two 8-bit, one 16-bit timer/counter with PWM | — |
| Serial Interfaces | USART, SPI, TWI (I2C-compatible) | — |
| Debug Interface | JTAG for on-chip debug and boundary scan | — |
| Instruction Set | 133 instructions, most single-cycle | — |
| Package | 44-TQFP (10 x 10 mm) | 44-TQFP (10 x 10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Grade | Industrial | — |
| Programming | In-System Programmable (ISP) via SPI | — |
| Watchdog Timer | Programmable WDT with on-chip oscillator | — |
| Flash Program Memory | — | 16 KB (8K x 16) |
| SRAM | — | 1 KB |
| EEPROM | — | 512 B |
| Maximum Clock Frequency | — | 16 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Operating Temperature | — | -40C to +85C |
| Timers/Counters | — | 2 x 8-bit, 1 x 16-bit |
| USART | — | 1 (hardware serial) |
| JTAG Interface | — | Yes (on-chip debug + boundary scan) |
| Number of I/O | — | 32 GPIO (4 x 8-bit ports) |
| PWM Channels | — | 4 |
| Instruction Count | — | 133 instructions |