Microchip Technology ATXMEGA256A3U-ANR Microcontrollers
IC MCU 8/16BIT 256KB FLSH 64TQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATXMEGA256A3U-ANR
Base Model
Detailed Description
IC MCU 8/16BIT 256KB FLSH 64TQFP
Package
64-TQFP
Key Features
Package: 64-TQFP
Lifecycle Status
Active
Datasheet
ATXMEGA256A3U-ANR Datasheet
Quick Jump:
Technical Specifications
Microchip Technology ATXMEGA256A3U-ANR Microcontrollers technical specifications.
General
RAM Size
16K x 8
RoHS
Yes
Number of Pins
64
Package / Case
64-TQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C (TA)
Supply Voltage
1.6V ~ 3.6V
Lifecycle Status
Active
Package
64-TQFP
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Related Parts Comparison (ATXMEGA256A3U-ANR vs ATXMEGA256A3BU vs ATXMEGA256A3U-MN vs ATXMEGA256A3U-AU)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Lifecycle Status | Active | In Production | Active | Active |
| Package / Case | 64-TQFP | -- | 64-VFQFN Exposed Pad | 64-TQFP |
| Mounting Type | Surface Mount | -- | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 105°C (TA) | -- | -40°C ~ 105°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.6V ~ 3.6V | -- | 1.6V ~ 3.6V | 1.6V ~ 3.6V |
| Core Processor | AVR | -- | AVR | AVR |
| Core Size | 8/16-Bit | -- | 8/16-Bit | 8/16-Bit |
| RAM Size | 16K x 8 | -- | 16K x 8 | 16K x 8 |
| RoHS | Yes | -- | Yes | Yes |
| Connectivity | I²C, IrDA, SPI, UART/USART, USB | -- | I²C, IrDA, SPI, UART/USART, USB | I²C, IrDA, SPI, UART/USART, USB |
| Data Converters | A/D 16x12b; D/A 2x12b | -- | A/D 16x12b; D/A 2x12b | A/D 16x12b; D/A 2x12b |
| EEPROM Size | 4K x 8 | -- | 4K x 8 | 4K x 8 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MC9S12E128CFUENXP SemiconductorsNXP
IC MCU 16BIT 128KB FLASH 80QFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
