ATMEGA168PA-CCUR vs ATMEGA168A-CCU Comparison
Detailed side-by-side comparison of ATMEGA168PA-CCUR by Microchip Technology and ATMEGA168A-CCU 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-CCUR - 8-bit AVR MCU, 16KB Flash, 20MHz | Microchip
ATMEGA168PA-CCUR ✓ ActiveMicrochip Technology
ATMEGA168A-CCU - 8-Bit AVR MCU, 16KB Flash, 20MHz | Microchip
ATMEGA168A-CCU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168PA-CCUR | ATMEGA168A-CCU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| 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 | — |
| Maximum Throughput | 20 MIPS | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| GPIO Lines | 23 | — |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| Peripherals | Brown-out detect/reset, power-on reset, PWM, watchdog timer, 10-bit ADC | — |
| Serial Interfaces | USART, SPI, I2C (TWI) | — |
| On-Chip Debug | debugWIRE | — |
| Low Power Technology | picoPower | — |
| Package | 32-UFBGA (4x4 mm) | 32-UFBGA (4x4 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | — |
| RoHS Status | Compliant | — |
| Lifecycle Stage | Active | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Architecture | — | Advanced RISC, 133 instructions, most single-cycle |
| Maximum Clock Speed | — | 20 MHz |
| Flash Memory | — | 16 KB (8K x 16) In-System Programmable |
| General Purpose I/O | — | 23 lines |
| Working Registers | — | 32 general purpose registers |
| Connectivity | — | I2C (2-wire), SPI, UART/USART |
| Timers | — | 3 Timer/Counters with compare modes and PWM |
| Real Time Counter | — | Yes (RTC) |
| Programming Interface | — | ISP via SPI, ICSP supported by MPLAB SNAP |
| Life Cycle Stage | — | Active |
| Data Bus Width | — | 8 bit |