ATMEGA16A-AUR vs ATMEGA16-16AUR Comparison
Detailed side-by-side comparison of ATMEGA16A-AUR by Microchip Technology and ATMEGA16-16AUR 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
ATMEGA16A-AUR - 8-bit AVR MCU, 16KB Flash, 44-TQFP | Microchip
ATMEGA16A-AUR ✓ ActiveMicrochip Technology
ATMEGA16-16AUR - AVR 8-Bit MCU 16MHz 16KB Flash | Microchip
ATMEGA16-16AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA16A-AUR | ATMEGA16-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.14 | $5.98 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| 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 | — |
| ADC | 8-channel 10-bit | 8-channel 10-bit ADC |
| 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 | — |
| Package | 44-TQFP (10 x 10 mm) | 44-TQFP (10 x 10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Data Bus Width | 8 bit | 8 Bit |
| 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 |
| I/O Ports | — | 32 general purpose I/O lines |
| 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 |
| Temperature Grade | — | Industrial |
| Programming | — | In-System Programmable (ISP) via SPI |
| Watchdog Timer | — | Programmable WDT with on-chip oscillator |