ATMEGA168-15AT vs ATMEGA328P-AU Comparison
Detailed side-by-side comparison of ATMEGA168-15AT by Microchip Technology and ATMEGA328P-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
ATMEGA168-15AT
ATMEGA168-15AT - 8-bit AVR MCU 16MHz 16KB Flash | Microchip
ATMEGA168-15AT β ActiveMicrochip Technology
ATMEGA328P-AU
ATMEGA328P-AU - 8-bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA328P-AU β ActiveSpecification Comparison
| Parameter | ATMEGA168-15AT | ATMEGA328P-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.58 | $1.90 |
| Core | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-bit | β |
| Maximum Clock Frequency | 16 MHz | β |
| Program Memory Size | 16 KB (8K x 16) FLASH | β |
| Program Memory Type | ISP FLASH (read-while-write) | β |
| EEPROM Size | 512 B | β |
| SRAM Size | 1 KB | β |
| Number of I/O | 23 general purpose I/O lines | β |
| Working Registers | 32 general purpose | β |
| Supply Voltage Range | 2.7 V to 5.5 V | β |
| Package | 32-TQFP (7x7 mm) | TQFP-32 (7x7 mm, 0.8 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Qualification | AEC-Q100 (Automotive) | β |
| Series | AVR ATmega, Automotive | β |
| Interfaces | USART, SPI, I2C (TWI) | β |
| Timers | 3 (two 8-bit, one 16-bit) | 2 x 8-bit, 1 x 16-bit |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C |
| Max Clock Frequency | β | 20 MHz |
| Flash Memory | β | 32 KB |
| EEPROM | β | 1 KB |
| SRAM | β | 2 KB |
| Operating Voltage | β | 1.8 V to 5.5 V |
| I/O Lines | β | 23 |
| PWM Channels | β | 6 |
| ADC | β | 8-channel, 10-bit |
| Serial Interfaces | β | USART, SPI, I2C |
| Power-down Current | β | 0.2 uA typical |
| Programming | β | ISP via SPI, debugWIRE |
| RoHS Status | β | Compliant |