Microchip Technology ATUC256L3U-Z3UT Microcontrollers
IC MCU 32BIT 256KB FLASH 64QFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATUC256L3U-Z3UT
Base Model
Detailed Description
IC MCU 32BIT 256KB FLASH 64QFN
Package
64-VFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
ATUC256L3U-Z3UT Datasheet
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Technical Specifications
Microchip Technology ATUC256L3U-Z3UT Microcontrollers technical specifications.
General
Interface
I2C, SPI, UART, USART, USB
Memory Size
256 kB
RAM Size
32K x 8
Data Bus Width
32 b
RoHS
Yes
Number of Pins
64
Package / Case
64-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.62V ~ 3.6V
Alternate Parts Comparison (ATUC256L3U-Z3UT vs ATUC256L3U vs ATUC256L4U vs ATUC256L3U-Z3UR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 64-VFQFN Exposed Pad | -- | -- | -- |
| Mounting Type | Surface Mount | -- | -- | -- |
| Operating Temperature | -40°C ~ 85°C (TA) | -- | -- | -- |
| Supply Voltage | 1.62V ~ 3.6V | -- | -- | -- |
| Core Processor | AVR | -- | -- | -- |
| Core Size | 32-Bit Single-Core | -- | -- | -- |
| RAM Size | 32K x 8 | -- | -- | -- |
| Connectivity | I²C, SPI, UART/USART, USB | -- | -- | -- |
| Data Converters | A/D 8x12b | -- | -- | -- |
| Number of I/O | 51 | -- | -- | -- |
| Oscillator Type | Internal | -- | -- | -- |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | -- | -- | -- |
| 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
CY8C4148AZQ-S455Infineon TechnologiesSimilar FunctionalityInfineon
IC MCU 32BIT 256KB FLASH 64TQFP
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