ATMEGA168PA-ANR vs ATMEGA168PB-ANR Comparison
Detailed side-by-side comparison of ATMEGA168PA-ANR by Microchip Technology and ATMEGA168PB-ANR 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-ANR - 8-bit AVR MCU 16KB Flash 20MHz TQFP-32 | Microchip
ATMEGA168PB-ANR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168PA-ANR | ATMEGA168PB-ANR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.44 | $0.72 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 16 KB (8K x 16) Flash | — |
| Flash Endurance | 10,000 write/erase cycles (typical) | — |
| SRAM | 1 KB | 1KB |
| EEPROM | 512 bytes | 512B |
| Maximum CPU Speed | 20 MHz | — |
| Throughput | Up to 20 MIPS at 20 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 | — |
| General Purpose Working Registers | 32 | — |
| ADC | 8-channel 10-bit successive approximation | — |
| Timer/Counters | 3 flexible timer/counters with compare modes | — |
| Serial Interfaces | USART, SPI, Two-Wire (I2C) | USART, SPI, 2-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) | 32-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | — |
| Flash Memory | — | 16KB (8K x 16) |
| Maximum Clock Frequency | — | 20MHz |
| General Purpose I/O | — | 27 lines |
| Timers/Counters | — | 2 x 8-bit, 1 x 16-bit |
| ADC Resolution | — | 10-bit |
| Low Power Technology | — | picoPower |
| Operating Temperature | — | -40C to +105C |
| Packaging | — | Tape & Reel (ANR suffix) |
| Programming Interfaces | — | ISP, debugWIRE |
| Green Compliance | — | RoHS-compliant, halide-free (per Microchip ordering data) |