ATMEGA328PB-AU by Microchip Technology
| Status: | Active |
|---|---|
| Series: | ATmega328PB |
| RoHS: | Compliant |
By executing powerful instructions in a single clock cycle, the device achieves throughputs approaching one MIPS per MHz, balancing power consumption and processing speed.
Where to Buy
Prices starting from US$1.11
| Distributor | Stock | ||
|---|---|---|---|
|
Microchip Technology
from US$1.18
|
429,089
in stock
|
Buy Now |
|
element14
from US$1.38
|
36,059
in stock
|
Buy Now |
|
Farnell
from US$1.40
|
6,445
in stock
|
Buy Now |
|
RS
from US$1.59
|
4,275
in stock
|
Buy Now |
|
Schukat Electronic
from US$1.99
|
3,805
in stock
|
Buy Now |
|
Micros
from US$1.36
|
2,783
in stock
|
Buy Now |
|
Ozdisan
from US$1.11
|
1,468
in stock
|
Buy Now |
|
TME
from US$1.51
|
691
in stock
|
Buy Now |
|
Future Electronics
from US$1.25
|
65
in stock
|
Buy Now |
|
ECOM
from US$2.12
|
6
in stock
|
Buy Now |
|
Newark Electronics
from US$1.39
|
4
in stock
|
Buy Now |
|
EBV Elektronik
-
|
14,500
in stock
|
Buy Now |
|
Avnet America
from US$1.44
|
0
in stock
|
Buy Now |
|
Rapid Electronics
from US$3.32
|
0
in stock
|
Buy Now |
|
Avnet Silica
-
|
0
in stock
|
Buy Now |
| Buy Now |
Features
| 131 Powerful Instructions |
| Most Single Clock Cycle Execution |
| 32 x 8 General Purpose Working Registers |
| Fully Static Operation |
| Up to 20 MIPS Throughput at 20 MHz |
| On-Chip 2-Cycle Multiplier |
| 32 KB of In-System Self-Programmable Flash program memory |
| 1 KB EEPROM |
| 2 KB Internal SRAM |
| Write/Erase Cycles: 10,000 Flash/100,000 EEPROM |
| Data retention: 20 years at 85°C |
| In-System Programming by On-chip Boot Program |
| True Read-While-Write Operation |
| Programming Lock for Software Security |
| Capacitive Touch Buttons, Sliders and Wheels |
| 24 Self-Cap Channels and 144 Mutual Cap Channels |
| Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode |
| Three 16-bit Timer/Counters with Separate Prescaler, Compare Mode, and Capture Mode |
| Real Time Counter with Separate Oscillator |
| Ten PWM Channels |
| 8-channel 10-bit ADC in TQFP and QFN/MLF package |
| Two Programmable Serial USARTs |
| Two Master/Slave SPI Serial Interfaces |
| Two Byte-Oriented Two-Wire Serial Interfaces (Philips I2C Compatible) |
| Programmable Watchdog Timer with Separate On-chip Oscillator |
| On-Chip Analog Comparator |
| Interrupt and Wake-Up on Pin Change |
| Power-On Reset and Programmable Brown-Out Detection |
| Internal 8 MHz Calibrated Oscillator |
| External and Internal Interrupt Sources |
| Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby |
| Clock Failure Detection Mechanism and Switch to Internal 8 MHz RC Oscillator in case of Failure |
| Individual Serial Number to Represent a Unique ID |
| 27 Programmable I/O Lines |
| 32-pin TQFP and 32-pin QFN/MLF |
| 1.8-5.5V |
| -40°C to 105°C |
| 0-4 MHz @ 1.8 - 5.5V |
| 0-10 MHz @ 2.7 - 5.5.V |
| 0-20 MHz @ 4.5 - 5.5V |
| Active Mode: 0.24 mA |
| Power-Down Mode: 0.2 µA |
| Power-Save Mode: 1.3 µA (Including 32 kHz RTC) |
Specifications
| Program Memory Type | Flash |
|---|---|
| Program Memory Size (KB) | 32 |
| CPU Speed (MIPS/DMIPS) | 20 |
| Data EEPROM (bytes) | 1024 |
| Capture/Compare/PWM (CCP) | 3 |
| Max 8 Bit Digital Timers | 2 |
| Number of ADCs | 0 |
| ADC Channels | 8 |
| Max ADC Resolution (bits) | 10 |
| Number of Comparators | 1 |
| Temp. Range Min. | -40 |
| Temp. Range Max. | 105 |
| Operation Voltage Max.(V) | 5.5 |
| Operation Voltage Min.(V) | 1.8 |
| Pin Count | 32 |
| Low Power | Yes |
| Pins | Packaging | 32 | TQFP |
| Temp Range | -40C to +85C |
| Packing Media | Tray (250) |
Last 6 months Inventory & Pricing History
Resources
Data Sheets |
|---|
| ATmega328PB - Complete Datasheet |
| ATmega328PB - Summary Datasheet |
| ATmega328PB Automotive - Complete Data Sheet |
Board Design Files |
|---|
| ATmega328PB IBIS Model |
Reference Manuals |
|---|
| AVR Instruction Set Manual |
Supporting Collateral |
|---|
| Differential and Single-Ended ADC |
Environmental Information
| JEDEC Indicator | e3 |
|---|---|
| ROHS | Compliant |
| China EFUP | Compliant |
| Device Weight (g) | 0.3383 |
| Shipping Weight (kg) | 0.8 |
| Lead Count | 32 |
| Package Type | TQFP |
| Package Width or Size | 7x7x1.0mm |
| Soldering Composition | Matte Tin |
Alternative Descriptions
| 20MHZ, TQFP, IND TEMP, GREEN 5 V | Microchip Technology |
| MCU, 10BIT, 20MHZ, 32KB, TQFP-32 | element14 |
| Microchip ATMEGA328PB-AU Microcontroller | RS |
| MC 8bit 1,8V 32kB Flash 20MHz TQFP32 | Schukat Electronic |
| 32kB-FL 2kB-RAM 1kB-EE 27I/O 1.8÷5.5V 20MHz 3xtimer 8A/D UART SPI TWI -40÷85°C | Micros |
| IC: AVR microcontroller | TME |
| ATmega Series 32 kB Flash 2 kB SRAM 20 MHz 8-Bit Microcontroller - TQFP-32 | Future Electronics |
| MCU, FLS32kB, EEP1kB, RAM2kB, I/O27, -40+85°C | ECOM |
| Mcu, 8Bit, Avr, 20Mhz, Tqfp-32 | Newark Electronics |
| 8-bit MCU, AVR, 20 MHz, 32 KB, 2 KB, 32 Pins, TQFP | EBV Elektronik |
| Microchip Technology ATMEGA328PB-AU Embedded microcontroller TQFP 32 8-Bit 20MHz | Rapid Electronics |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a ATMEGA328PB-AU?
Additional datasheets, footprints and schematics for ATMEGA328PB-AU are listed on our Part Details page. You can also find images and similar parts to ATMEGA328PB-AU on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for ATMEGA328PB-AU on our Product Comparison page. Access via the 'View Pricing & Stock' button to view ATMEGA328PB-AU price breaks, MOQs, lead times, inventory and SKUs from distributors.
Who can I contact for technical support of the product?
Submit any questions directly to the customer support team of the distributor listing the product. For the ATMEGA328PB-AU you can contact the distributor directly for product support, shipping queries etc.
Is the ATMEGA328PB-AU RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by Microchip Technology.
Which authorised distributors for ATMEGA328PB-AU have stock available?
Authorised distributors including Microchip Technology, element14, Farnell, RS and Schukat Electronic have stock available or on a lead time for ATMEGA328PB-AU.
How do I check stock and lead times for all distributors?
Stock availability and lead times will be displayed for ATMEGA328PB-AU often in real-time on the comparison pages.
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