ATMEGA168PA-15MZ vs ATMEGA328P-MU Comparison
Detailed side-by-side comparison of ATMEGA168PA-15MZ by Microchip Technology and ATMEGA328P-MU 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-15MZ - 8-bit AVR MCU 16KB Flash 20MHz | Microchip
ATMEGA168PA-15MZ ✓ ActiveSpecification Comparison
| Parameter | ATMEGA168PA-15MZ | ATMEGA328P-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | NRND |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.26 | $2.85 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Flash Program Memory | 16 KB (ISP, read-while-write) | 32 KB (16 K x 16) |
| SRAM | 1 KB | 2 KB |
| EEPROM | 512 B | 1 KB |
| Maximum Clock Frequency | 20 MHz | — |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| General Purpose I/O | 23 lines | — |
| Working Registers | 32 x 8-bit | — |
| ADC | 8-channel, 10-bit (QFN/MLF package) | 10-bit, 8 channels (6 + 2 dedicated QFN/VFP) |
| Timers | 2 x 8-bit, 1 x 16-bit with PWM | — |
| Serial Interfaces | SPI, I2C, USART | — |
| Debug System | debugWIRE on-chip debug | — |
| Operating Temperature | -40C to +125C | -40 C to +85 C (industrial) |
| Package | 32-QFN (5x5 mm) with exposed pad | 32-pin VQFN (5x5 mm, exposed pad) |
| Mounting Type | Surface Mount | Surface Mount |
| Automotive Qualification | AEC-Q100 qualified | — |
| Power Technology | picoPower low-power sleep modes | — |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| Maximum Clock Speed | — | 20 MHz |
| Instruction Throughput | — | 20 MIPS |
| Operating Voltage Range | — | 1.8 V to 5.5 V |
| General-Purpose I/O | — | 23 lines |
| Timers/Counters | — | 2 x 8-bit, 1 x 16-bit |
| Communication Interfaces | — | USART, SPI (master/slave), TWI (I2C-compatible) |
| On-chip Oscillator | — | Internal 8 MHz calibrated, 128 kHz |
| Programming Interface | — | ISP, debugWIRE, TPI |
| RoHS Status | — | Compliant |