ATMEGA168PA-ANR vs ATMEGA168PB-AUR Comparison
Detailed side-by-side comparison of ATMEGA168PA-ANR by Microchip Technology and ATMEGA168PB-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
ATMEGA168PA-ANR - 16KB AVR 8-Bit MCU 20MHz | Microchip
ATMEGA168PA-ANR ✓ ActiveMicrochip Technology
ATMEGA168PB-AUR - 16KB AVR MCU 20MHz TQFP-32 | Microchip
ATMEGA168PB-AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168PA-ANR | ATMEGA168PB-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | — |
| Program Memory Size | 16 KB (8K x 16) Flash | 16 KB (8K x 16) ISP Flash |
| Flash Endurance | 10,000 write/erase cycles (typical) | — |
| SRAM | 1 KB | — |
| EEPROM | 512 bytes | — |
| Maximum CPU Speed | 20 MHz | — |
| Throughput | Up to 20 MIPS at 20 MHz | Approaching 1 MIPS per MHz |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Operating Temperature Range | -40 C to +105 C | — |
| General Purpose I/O Lines | 23 | 27 |
| General Purpose Working Registers | 32 | — |
| ADC | 8-channel 10-bit successive approximation | — |
| Timer/Counters | 3 flexible timer/counters with compare modes | Three flexible timer/counters with compare modes |
| Serial Interfaces | USART, SPI, Two-Wire (I2C) | — |
| PWM Channels | 6 | — |
| On-Chip Debug | debugWIRE | — |
| Brown-Out Detection | Yes, programmable | — |
| Watchdog Timer | Yes, with separate on-chip oscillator | — |
| Package | 32-TQFP (7x7 mm) | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant (Pb-free, Halide-free, fully Green) |
| Core Processor | — | AVR 8-bit RISC |
| EEPROM Size | — | 512 B |
| SRAM Size | — | 1 KB |
| Maximum Clock Frequency | — | 20 MHz |
| Working Registers | — | 32 general-purpose |
| Operating Temperature | — | -40 C to +85 C |
| Package / Case | — | 32-TQFP (7x7 mm) |
| ADC Resolution | — | 10-bit |
| Communication Interfaces | — | USART, SPI, TWI (I2C) |
| Packaging | — | Tape & Reel (AUR suffix) |
| Series | — | AVR ATmega, Functional Safety (FuSa) |