Microchip ATMEGA328-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 32 kB Flash, 28-Pin PDIP
- RS Stock No.:
- 131-0277
- Mfr. Part No.:
- ATMEGA328-PU
- Brand:
- Microchip
450 In Global stock for delivery within 10 working day(s)
Price (ex. GST) Each (In a Pack of 5)
$4.298
(exc. GST)
$4.728
(inc. GST)
Units | Per unit | Per Pack* |
---|---|---|
5 - 20 | $4.298 | $21.49 |
25 - 120 | $4.20 | $21.00 |
125 + | $3.454 | $17.27 |
*price indicative
- RS Stock No.:
- 131-0277
- Mfr. Part No.:
- ATMEGA328-PU
- Brand:
- Microchip
Technical data sheets
Legislation and Compliance
Product Details
ATmega328 8-Bit megaAVR Microcontrollers
The Atmel ATmega328 Microcontroller is an 8-bit megaAVR device based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle the ATmega328 achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and speed.
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
Five 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
Five 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
For products that are Customized and under Non-cancellable & Non-returnable, Sales & Conditions apply.
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 | 32 kB |
Maximum Frequency | 20MHz |
RAM Size | 2 kB |
USB Channels | 0 |
Number of PWM Units | 1 |
Number of SPI Channels | 2 |
Number of USART Channels | 1 |
Number of CAN Channels | 0 |
Number of UART Channels | 1 |
Number of I2C Channels | 1 |
Typical Operating Supply Voltage | 1.8 → 5.5 V |
Maximum Number of Ethernet Channels | 0 |
Number of PCI Channels | 0 |
Number of Ethernet Channels | 0 |
Length | 34.79mm |
ADCs | 6 x 10 bit |
Minimum Operating Temperature | -40 °C |
Height | 4.06mm |
Program Memory Type | Flash |
Pulse Width Modulation | 1 (6 Channel) |
Dimensions | 34.79 x 7.49 x 4.06mm |
Maximum Operating Temperature | +85 °C |
Number of ADC Units | 1 |
Instruction Set Architecture | RISC |
Number of LIN Channels | 0 |
Width | 7.49mm |
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