ATMEGA328-MMHR vs ATMEGA168PB-MU Comparison
Detailed side-by-side comparison of ATMEGA328-MMHR by Microchip Technology and ATMEGA168PB-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
ATMEGA328-MMHR - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA328-MMHR β ActiveMicrochip Technology
ATMEGA168PB-MU - 8-bit AVR MCU 16KB Flash 20MHz QFN-32 | Microchip
ATMEGA168PB-MU β ActiveSpecification Comparison
| Parameter | ATMEGA328-MMHR | ATMEGA168PB-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.80 | $1.31 |
| Core | AVR 8-bit RISC | β |
| Core Size | 8-bit | 8-Bit |
| Speed | 20 MHz | 20 MHz |
| Flash Memory | 32 KB (16K x 16) | 16 KB (8K x 16) |
| SRAM | 2 KB | 1 KB |
| EEPROM | 512 B | 512 B |
| Supply Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Operating Temperature | -40C to +85C | -40C to +85C (Industrial) |
| Number of I/O | 23 | β |
| ADC Channels | 6 x 10-bit | β |
| Timers | 2 x 8-bit, 1 x 16-bit | β |
| Communication Interfaces | USART, SPI, 2-Wire (I2C) | β |
| Package | 28-VQFN (4x4 mm) Exposed Pad | 32-VFQFN (5x5 mm) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Programming Interface | SPI ISP, debugWIRE | β |
| Sleep Modes | Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby | β |
| RoHS Status | Compliant (Green package) | Compliant (Green package) |
| Core Processor | β | AVR |
| General Purpose I/O | β | 27 |
| Working Registers | β | 32 |
| Timers/Counters | β | 3 flexible timers/counters with compare modes |
| ADC Resolution | β | 10-bit |
| Connectivity | β | USART, SPI, I2C (Two-Wire Interface) |
| Technology | β | picoPower low-power CMOS |
| Throughput | β | Approaching 1 MIPS per MHz |