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ATxmega128B3
  • ATxmega128B3
  • ATxmega128B3
  • ATxmega128B3

ATxmega128B3

In Production

Low-power, high-performance 8/16-bit AVR® microcontroller featuring 128KB self-programming flash program memory, 4KB boot code section, 4KB SRAM, 2048-Byte EEPROM, 2-channel DMA controller, 4-channel event system, USB Full speed Device, 4x25 segment LCD controller and up to 32 MIPS throughput at 32MHz. The ATxmega B3 series features 64-pin packages. The device can be used in a wide range of applications, such as Utility Metering, Home Automation, Climate Control, Industrial Control, Sports equipment, Toys, eToken, Medical, USB connectivity, Power tools and Fire alarm systems....

Microchip Technology ATxmega128B3 Product Info

16 April 2026 0

Parameters

Program Memory Size (KB)

128

RAM

4

Data EEPROM (bytes)

2048

Pin Count

64

Operation Voltage Max.(V)

3.6

Operation Voltage Min.(V)

1.6

ADC Resolution Max

12

ADC Channels

8

Zero Cross Detect

False

Number of Comparators

2

SPI

2

I2C

1

Stand alone PWM

6

Low Power

Yes

Numerically Controlled Oscillator (NCO)

0

Data Signal Modulator (DSM)

0

Description

Low-power, high-performance 8/16-bit AVR® microcontroller featuring 128KB self-programming flash program memory, 4KB boot code section, 4KB SRAM, 2048-Byte EEPROM, 2-channel DMA controller, 4-channel event system, USB Full speed Device, 4x25 segment LCD controller and up to 32 MIPS throughput at 32MHz. The ATxmega B3 series features 64-pin packages.

The device can be used in a wide range of applications, such as Utility Metering, Home Automation, Climate Control, Industrial Control, Sports equipment, Toys, eToken, Medical, USB connectivity, Power tools and Fire alarm systems.

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