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Microchip Technology ATUC128D3-A2UES Microcontroller, Microprocessor, FPGA Modules

RISC MICROCONTROLLER, 32 BIT, F

1,944 ActiveMicrochip Technology64-LQFPRoHS
ATUC128D3-A2UES 64-LQFP package illustration

Same model may have multiple batches, images only for reference.

ATUC128D3-A2UES
Part Number (MPN)
ATUC128D3-A2UES
Detailed Description
RISC MICROCONTROLLER, 32 BIT, F
Package
64-LQFP
Key Features
Package / Case: 64-LQFP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PDF ATUC128D3-A2UES Datasheet
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Technical Specifications

Microchip Technology ATUC128D3-A2UES Microcontroller, Microprocessor, FPGA Modules technical specifications.

General

Series
D
RAM Size
16K x 8
RoHS
Yes
Package / Case
64-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.65V ~ 1.95V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Speed
48MHz

Related Parts Comparison (ATUC128D3-A2UES vs AT89C51CC03CA-RDTUM vs ATSAM4SD16CA-AN vs ATSAM4N8BA-AUR)

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 PartRelated PartRelated PartRelated Part
Package / Case64-LQFP64-LQFP64-LQFP64-LQFP
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
Operating Temperature-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 105°C (TA)-40°C ~ 85°C (TA)
Supply Voltage1.65V ~ 1.95V3V ~ 5.5V1.62V ~ 3.6V1.62V ~ 3.6V
Core ProcessorAVR80C51ARM® Cortex®-M4ARM® Cortex®-M4
Core Size32-Bit Single-Core8-Bit32-Bit Single-Core32-Bit Single-Core
RAM Size16K x 82.25K x 8160K x 864K x 8
RoHSYesYesYesYes
Lifecycle StatusActiveActiveActiveActive
ConnectivityI²C, SPI, UART/USART, USBCANbus, SPI, UART/USARTEBI/EMI, I²C, IrDA, Memory Card, SPI, SSC, UART/USART, USBI²C, IrDA, SPI, UART/USART
Data ConvertersA/D 8x10bA/D 8x10bA/D 16x12b; D/A 2x12bA/D 11x10b; D/A 1x10b
Number of I/O51367947
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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

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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.