ATMEGA16A-AU vs ATMEGA16A-AUR Comparison
Detailed side-by-side comparison of ATMEGA16A-AU 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
ATMEGA16A-AU - 16KB Flash AVR MCU 16MHz TQFP-44 | Microchip
ATMEGA16A-AU ✓ ActiveMicrochip Technology
ATMEGA16A-AUR - 8-bit AVR MCU, 16KB Flash, 44-TQFP | Microchip
ATMEGA16A-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA16A-AU | ATMEGA16A-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.05 | $2.14 |
| Core Architecture | 8-bit AVR enhanced RISC | 8-bit AVR RISC |
| Flash Program Memory | 16 KB (8K x 16), self-programmable | 16 KB (8K x 16) |
| SRAM | 1024 bytes | 1 KB |
| EEPROM | 512 bytes | 512 B |
| Maximum Clock Frequency | 16 MHz | 16 MHz |
| Performance | Approx. 1 MIPS per MHz | — |
| Instruction Set | 133 instructions, most single-cycle | — |
| Supply Voltage | 2.7 V to 5.5 V | — |
| ADC | 8-channel, 10-bit | 8-channel 10-bit |
| Timers | Two 8-bit + one 16-bit with PWM | — |
| Communication Interfaces | USART, SPI, TWI (I2C-compatible) | — |
| Debug Interface | JTAG (on-chip debug and boundary scan) | — |
| Programmable I/O | 32 programmable I/O lines | — |
| Package | 44-TQFP (10 x 10 mm, 1 mm height) | 44-TQFP (10 x 10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| In-System Programming | Yes (ISP via SPI) | — |
| Life Cycle Stage | ACTIVE | — |
| RoHS Status | Compliant | — |
| 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 |
| Data Bus Width | — | 8 bit |