Manufacturer: Microchip Technology
Win Source Part Number: 1019378-AT32UC3A3256
Packaging: Reel - TR
Core Processor: AVR
Number of I/O: 110
Program Memory Size: 256KB (256K x 8)
Program Memory Type: FLASH
Data Converters: A/D 8x10b
Family Name: AT32UC3A3256S
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 144-FFBGA (11x11)
Speed(Frequency): 66MHz
Supply Voltage - Operating: 1.75 V to 3.6 V
Part Core Size: 32-Bit
Data RAM Size: 128K x 8
Alternative Parts (Cross-Reference): STM32F412ZEJ6TR; MB9BF368RBGL-GE1; MB9BF566RBGL-GE1; MB9BF567RBGL-GE1; STM32F103ZDH6; AT32UC3A3256-CTUT; AT32UC3A0128-CTUR;
Introduction Date: March 27, 2009
ECCN: 5A992.c
Country of Origin: Taiwan
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 53 pct.
Supply and Demand Status: Balance
IC MCU 32BIT 256KB FLSH 144FFBGA Product overview: AT32UC3A3256S-CTUR from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 32-bit, 32BIT, 256KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 32-bit, 32BIT, 256KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT32UC3A3256S-CT
AVR AVR®32 UC3 A3 Microcontroller IC 32-Bit Single-Core 66MHz 256KB (256K x 8) FLASH 144-FFBGA (11x11)
AVR AVR®32 UC3 A3 Microcontroller IC 32-Bit Single-Core 66MHz 256KB (256K x 8) FLASH 144-FFBGA (11x11)
AVR AVR®32 UC3 A3 Microcontroller IC 32-Bit Single-Core 66MHz 256KB (256K x 8) FLASH 144-FFBGA (11x11)
AVR AVR®32 UC3 A3 Microcontroller IC 32-Bit Single-Core 66MHz 256KB (256K x 8) FLASH 144-FFBGA (11x11)
MICROCONTROLLER MCU, 32 BIT, AVR32, 66MHZ, TFBGA-144; Product Range:32-Bit AVR Microcontrollers; Architecture:AVR32; No. of Bits:32bit; CPU Speed:66MHz; Program Memory Size:256KB; RAM Memory Size:128KB; No. of Pins:144Pins; MSL:- RoHS Compliant: Yes
MCU, 32BIT, 84MHZ, TFBGA-144; Product Range:AT32 Family AT32UC3A Series Microcontrollers; Architecture:AVR32; No. of Bits:32bit; CPU Speed:84MHz; Program Memory Size:256KB; RAM Memory Size:128KB; No. of Pins:144Pins RoHS Compliant: Yes
IC MCU 32BIT 256KB FLSH 144FFBGA
IC MCU 32BIT 256KB FLSH 144FFBGA
32-bit Microcontrollers - MCU 256KB, 144FFBGA w/ AES Mod.
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Quarktwin Technology Ltd. | Newark, An Avnet Company | Newark, An Avnet Company | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | VAST STOCK CO., LIMITED | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 1019378-AT32UC3A3256S-CTUR | 685-AT32UC3A3256S-CTUR | AT32UC3A3256S-CTURTR-ND | AT32UC3A3256S-CTUR | 72T3213 | 68T4509 | AT32UC3A3256S-CTUR | AT32UC3A3256S-CTUR | AT32UC3A3256S-CTUR |
| Product Name | Embedded - Embedded - Microcontrollers - AT32UC3A3256S-CTUR | 32-bit 32BIT 256KB Embedded Microcontroller MCU | Microcontrollers | Microcontrollers | Microcontroller Mcu, 32 Bit, Avr32, 66Mhz, Tfbga-144; Product Range Microchip | Mcu, 32Bit, 84Mhz, Tfbga-144; Product Range Microchip | Embedded - Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | 32-bit Microcontrollers - MCU |
| Data Bus | 32 Bit | 32 Bit | 32 Bit | 32 Bit; 32-Bit Single-Core | 32 Bit | 32 Bit | 32 Bit; 32-Bit | 32 Bit | |
| Life Cycle Stage | Active | Active | Active | ||||||
| Clock Speed | 66 MHz | 66 MHz | 66 MHz | 66 MHz | 66 MHz | 84 MHz | 66 MHz | ||
| RAM | 256 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | ||
| ROM Type | Flash; FLASH | EEPROM; EEPROM | Flash | Flash; FLASH |
