Atmel ATMEGA328P-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 1 kB, 32 kB Flash, 28-Pin PDIP
- RS Stock No.:
- 696-2260
- Mfr. Part No.:
- ATMEGA328P-PU
- Brand:
- Atmel
Discontinued product
- RS Stock No.:
- 696-2260
- Mfr. Part No.:
- ATMEGA328P-PU
- Brand:
- Atmel
Technical data sheets
Legislation and Compliance
Product Details
ATmega328P 8-Bit megaAVR picoPower Microcontrollers
The Atmel ATmega328P Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. Featured is picoPower technology that offers ultra-low power consumption and low-power sleep modes, ideal for battery powered applications.
Microcontroller Features
•20 MHz Max. Operating Frequency
•Up to 20 MIPS at 20 MHz
•32 KB Flash
•1024 B EEPROM
•2 KB SRAM
•131 Instructions – Most single clock cycle execution
•32 General Purpose Registers
•23 GPIO
•Power-on Reset and Programmable Brown-out Detection
•Internal Calibrated Oscillator
•External and Internal Interrupt Sources
•Six Power-Saving Sleep Modes
•Internal and External Interrupts
•Fully Static Operation
•Up to 20 MIPS at 20 MHz
•32 KB Flash
•1024 B EEPROM
•2 KB SRAM
•131 Instructions – Most single clock cycle execution
•32 General Purpose Registers
•23 GPIO
•Power-on Reset and Programmable Brown-out Detection
•Internal Calibrated Oscillator
•External and Internal Interrupt Sources
•Six Power-Saving Sleep Modes
•Internal and External Interrupts
•Fully Static Operation
Peripheral Features
•10-bit 15 ksps Analogue-to-Digital Converter (ADC) – 8 or 6 channels
•Capacitive Touch Sense – 16 channels
•Temperature Sensor
•Two 8-bit Timers
•One 16-bit Timer
•Output Compare Module – 6 channels
•Six PWM Channels
•Programmable Serial USART
•Master/Slave SPI Serial Interface
•Byte-oriented 2-wire Serial Interface – I2C compatible
•Programmable Watchdog Timer with Separate Oscillator
•Analogue Comparator
•Interrupt and Wake-up on Pin Change
•Capacitive Touch Sense – 16 channels
•Temperature Sensor
•Two 8-bit Timers
•One 16-bit Timer
•Output Compare Module – 6 channels
•Six PWM Channels
•Programmable Serial USART
•Master/Slave SPI Serial Interface
•Byte-oriented 2-wire Serial Interface – I2C compatible
•Programmable Watchdog Timer with Separate Oscillator
•Analogue Comparator
•Interrupt and Wake-up on Pin Change
Specifications
Attribute | Value |
|---|---|
| Family Name | ATmega |
| Package Type | PDIP |
| Mounting Type | Through Hole |
| Pin Count | 28 |
| Device Core | AVR |
| Data Bus Width | 8bit |
| Program Memory Size | 1 kB, 32 kB |
| Maximum Frequency | 20MHz |
| RAM Size | 2 kB |
| USB Channels | 0 |
| Number of PWM Units | 3 |
| Number of SPI Channels | 1 |
| Typical Operating Supply Voltage | 1.8 → 5.5 V |
| Number of USART Channels | 1 |
| Number of UART Channels | 0 |
| Number of I2C Channels | 1 |
| Number of CAN Channels | 0 |
| Dimensions | 37.4 x 6.76 x 3.28mm |
| Program Memory Type | Flash |
| Number of Ethernet Channels | 0 |
| Number of PCI Channels | 0 |
| Minimum Operating Temperature | -40 °C |
| Pulse Width Modulation | 2(6 x 8 bit), 6 x 16 bit |
| Instruction Set Architecture | RISC |
| Number of ADC Units | 1 |
| Maximum Operating Temperature | +85 °C |
| Length | 37.4mm |
| ADCs | 6 x 10 bit |
| Width | 6.76mm |
| Height | 3.28mm |
| Number of LIN Channels | 0 |