Microchip Technology AT32UC3A4128S-C1UR

Skip to product information
1 of 1
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Regular price $10.02
Regular price $10.55 Sale price $10.02
Sale Sold out
Quantity Unit Price Total Price
1 $10.02 $10.02
15+ $9.71 $145.65
25+ $9.50 $237.50
50+ $8.97 $448.50
100+ $7.91 $791.00
N+ $1.58 Price Inquiry
Shipping calculated at checkout.
Quantity
Component Recycling

Request Quote / Inquiry

Product attributes Property Value
Manufacturer Microchip Technology
Product Series AVR®32 UC3 A4
Packaging Cut Tape (CT) | NULL
Core Processor AVR
Core Size 32-Bit Single-Core
Speed 66MHz
Connectivity EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG
Peripherals Brown-out Detect/Reset, DMA, POR, WDT
Number of I/O 88
Program Memory Size 128KB (128K x 8)
Program Memory Type FLASH
EEPROM Size -
RAM Size 128K x 8
Voltage - Supply (Vcc/Vdd) 1.75V ~ 3.6V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 100-VFBGA (7x7)
Package / Case 100-VFBGA
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Microchip AT32UC3A4128S is a 32-bit AVR microcontroller operating at 66MHz. It features 128KB flash and 128K x 8 RAM, packaged in a compact 100-VFBGA. With a supply range of 1.75V to 3.6V and -40°C to 85°C operation, it is designed for power-sensitive applications. Integrated brown-out detection, DMA, POR, and WDT ensure robust system operation.

  • Compact 100-VFBGA package saves PCB space.
  • Low voltage operation (1.75V) supports battery-powered designs.
  • 66MHz AVR core balances performance and power efficiency.
  • Integrated brown-out detection enhances system reliability.

Portable Audio Devices

The 66MHz AVR core with 128KB flash provides efficient processing for audio codecs and DSP functions.

Industrial Sensors

Low voltage operation (1.75V-3.6V) and small VFBGA package enable compact sensor nodes.

Consumer Electronics

DMA and WDT features support reliable data streaming in smart home devices.

Battery-Powered Instruments

Wide supply range and low power consumption extend battery life in handheld meters.

Automotive Aftermarket

Robust POR and brown-out detection ensure reliable operation in vehicle electrical systems.

IoT Edge Nodes

128K RAM allows buffering of sensor data for wireless transmission.

Q: What is the core of the AT32UC3A4128S?
A: It uses an AVR core running at 66MHz.
Q: What is the memory size?
A: It has 128KB flash and 128K x 8 RAM.
Q: What package is it available in?
A: It comes in a 100-VFBGA package.
Q: Does it have brown-out detection?
A: Yes, it includes brown-out detect/reset, DMA, POR, and WDT.
Base Product Number : AT32UC3A4128S
100-VFBGA 128KB flash 32-bit MCU 66MHz AVR IoT low power Microchip portable sensors
Q: What is the core of the AT32UC3A4128S?
A: It uses an AVR core running at 66MHz.
Q: What is the memory size?
A: It has 128KB flash and 128K x 8 RAM.
Q: What package is it available in?
A: It comes in a 100-VFBGA package.
Q: Does it have brown-out detection?
A: Yes, it includes brown-out detect/reset, DMA, POR, and WDT.