ATMEGA328P-15AZ vs ATMEGA328PB-AU Comparison
Detailed side-by-side comparison of ATMEGA328P-15AZ by Microchip Technology and ATMEGA328PB-AU 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
ATMEGA328P-15AZ - 8-bit AVR MCU 32KB Flash TQFP-32 | Microchip
ATMEGA328P-15AZ β ActiveMicrochip Technology
ATMEGA328PB-AU - 8-Bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA328PB-AU β ActiveSpecification Comparison
| Parameter | ATMEGA328P-15AZ | ATMEGA328PB-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.02 | $1.12 |
| Core Architecture | 8-bit AVR RISC | β |
| Flash Program Memory | 32 KB In-System Self-Programmable | β |
| SRAM | 2 KB | 4 KB |
| EEPROM | 1 KB | 2 KB |
| Maximum Clock Frequency | 20 MHz | β |
| Supply Voltage Range | 1.8 V to 5.5 V | β |
| I/O Ports | 32 | β |
| Throughput | Up to 16 MIPS at 16 MHz | β |
| Instructions | 131 powerful instructions, most single-cycle | β |
| Working Registers | 32 x 8 general purpose | β |
| Multiplier | On-chip 2-cycle hardware multiplier | β |
| Package Type | 32-TQFP, 10 x 10 mm, 1 mm height, 0.8 mm pitch | β |
| Mounting Type | Surface Mount | Surface Mount |
| Low Power Technology | picoPower (P grade) | β |
| Life Cycle Stage | ACTIVE | β |
| RoHS Status | [DATA_NEEDED: RoHS status] | β |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | β |
| Core Processor | β | AVR |
| Core Size | β | 8-Bit |
| Speed | β | 20 MHz |
| Flash Memory | β | 32 KB (16K x 16) |
| General Purpose I/O | β | 27 |
| Connectivity | β | I2C x2, SPI x2, USART x2 |
| ADC Resolution | β | 10-bit |
| Number of ADC Channels | β | 7 |
| Package | β | 32-TQFP (7 x 7 mm) |
| Operating Temperature | β | -40C to +85C (Industrial) |
| Technology | β | picoPower, CMOS |
| Safety Feature | β | Functional Safety (FuSa) |
| Programming | β | In-System Programmable (ISP), read-while-write |
| Instruction Throughput | β | Up to 20 MIPS at 20 MHz |