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Name: ATXMEGA256A3BU-MH
Brand: Microchip Technology
SKU: ATXMEGA256A3BU-MH
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Microchip Technology ATXMEGA256A3BU-MH

Part No.:: ATXMEGA256A3BU-MH

Manufacturer:: Microchip Technology

Package:: 64-VFQFN Exposed Pad

Datasheet:: ATXMEGA256A3BU-MH.pdf

Description:: IC MCU 8/16BIT 256KB FLASH 64QFN

In Stock:: 3861

Quantity:: Add To Cart

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ATXMEGA256A3BU-MH this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ATXMEGA256A3BU-MH price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ATXMEGA256A3BU-MH to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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ATXMEGA256A3BU-MH Typical application Circuitry

ATXMEGA256A3BU-MH

The ATXMEGA256A3BU-MH is a high-performance, low-power 8/16-bit AVR microcontroller from Microchip, which includes 256 KB self-programmable flash memory, 8 KB boot code section, 16 KB SRAM, and 4 KB EEPROM. It also features various peripherals including SART, SPI, and I2C, as well as high-speed and low-power analog comparators, and ADC and DAC converters. It's often utilized in applications such as industrial control, wireless systems, sensor gateways, optical transceivers, and battery-operated devices.

Let's take an application scenario: a battery-operated wireless sensor node that collects environmental data and transmits it over a wireless network.

1. SPI Interface: For wireless communication, we can use an SPI-based wireless module. The ATXMEGA256A3BU-MH has an SPI module on pins PC0-PC3 (SICK, MISS, MOST, and SS, respectively). We can connect these to the corresponding pins on the wireless module.

2. I2C Interface: If we're using an I2C-based environmental sensor, we can connect the sensor's SDA and SCL lines to the ATXMEGA256A3BU-MH PE0 and PE1 (SDA and SCL, respectively).

3. ADC Interface: To measure battery voltage, we can use an ADC channel. Connect the battery voltage (through a voltage divider to scale it appropriately) to pin PA0, which is ADC channel 0.

4. Power Supply: Connect the battery positive terminal to the VCC pins (VCC, ACC, and DVCC) and the battery negative terminal to the ground pins (GND, AND, and DGND).

Designing circuits with the ATXMEGA256A3BU-MH, some considerations should be kept in mind:

- Power Supply: Ensure that the voltage doesn't exceed the recommended operating voltage (1.6V to 3.6V).

- Decoupling Capacitors: As with all digital ICS, proper decoupling capacitors should be placed close to the VCC and GND pins to stabilize the power supply voltage.

- Communication Protocols: Make sure to properly configure the communication interfaces (I2C, SPI) according to the connected peripherals.

- Power Saving Modes: Since this is a battery-operated application, consider using the microcontroller's various power-saving modes to conserve energy.

To conclude, the ATXMEGA256A3BU-MH is an ideal choice for complex, power-efficient applications due to its combination of memory, peripherals, and power-saving features.

ATXMEGA256A3BU-MH information

ATXMEGA256A3BU-MH Specifications

Package/Case:
64-VFQFN Exposed Pad
Packaging:
Tray
Series:
AVR® XMEGA® A3BU
ProductStatus:
RoHS
CoreProcessor:
32MHz
CoreSize:
16K x 8
Speed:
8/16-Bit
Connectivity:
4K x 8
Peripherals:
Active
NumberofI/O:
Brown-out Detect/Reset, DMA, POR, PWM, WDT
ProgramMemorySize:
I²C, IrDA, SPI, UART/USART, USB
ProgramMemoryType:
Surface Mount
EEPROMSize:
47
RAMSize:
AVR
Voltage-Supply(Vcc/Vdd):
A/D 16x12b; D/A 2x12b
DataConverters:
Internal
OscillatorType:
256KB (128K x 16)
OperatingTemperature:
FLASH
MountingType:
-40°C ~ 85°C (TA)

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6. What is the process for return or replacement of ATXMEGA256A3BU-MH?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ATXMEGA256A3BU-MH we delivered, we will accept the replacement or return of the ATXMEGA256A3BU-MH only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ATXMEGA256A3BU-MH.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations