ATMEGA168PA-PU vs ATMEGA168P-20PU Comparison
Detailed side-by-side comparison of ATMEGA168PA-PU by Microchip Technology and ATMEGA168P-20PU 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-PU - 8-bit AVR MCU, 16KB Flash, 20MHz | Microchip
ATMEGA168PA-PU ✓ ActiveMicrochip Technology
ATMEGA168P-20PU - 8-Bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA168P-20PU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168PA-PU | ATMEGA168P-20PU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.86 | $2.05 |
| Core Architecture | 8-bit AVR RISC | — |
| Flash Program Memory | 16 KB (8K x 16) | — |
| SRAM | 1 KB | 1 KB |
| EEPROM | 512 B | 512 B |
| Maximum Clock Frequency | 20 MHz | 20 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| General Purpose I/O Lines | 23 | — |
| Working Registers | 32 | — |
| Instructions | 133, most single-cycle | 133, most single-cycle |
| Timers/Counters | 3 (with compare and PWM modes) | 3 (two 8-bit, one 16-bit) |
| ADC | 10-bit, 6 channels | — |
| Communication Interfaces | USART, SPI, Two-Wire (I2C) | USART, SPI, I2C (TWI) |
| Package | 28-PDIP (0.300 in, 7.62 mm), through-hole | 28-PDIP (0.300 inch, 7.62 mm) |
| Mounting Type | Through Hole | Through Hole |
| Packaging | Tube | — |
| Special Features | picoPower, brown-out detect, POR, watchdog, ISP, read-while-write | — |
| Life Cycle Stage | Active | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant (GREEN) |
| Core Processor | — | AVR 8-bit RISC |
| Core Size | — | 8-Bit |
| Flash Memory | — | 16 KB (8K x 16) |
| Number of I/O | — | 23 |
| ADC Resolution | — | 10-bit |
| ADC Channels | — | 8 (6 on PDIP package) |
| Operating Temperature | — | -40C to +85C (industrial) |
| Programmability | — | ISP (In-System Programmable), debugWIRE |
| Lifecycle Status | — | Active (newer device ATMEGA168PA available) |
| MSL Rating | — | [DATA_NEEDED: MSL level] |