B-Series AT32UC3 AVR 32-Bit MCUs

Microchip Technology B-Series AT32UC3 AVR 32-Bit MCUs are designed for high data throughput and outstanding computing performance in space-constrained applications. It is especially well-suited for applications like USB Human Interface devices, USB stick gateway, biometrics, bridging, industrial control, and low-power portable applications. The series features high connectivity with a USB device and host. This feature, combined with a fast flash and large internal SRAM, makes it a perfect fit for data-intensive applications.

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Description Datasheet Availability Pricing (INR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
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Program Memory Size
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Microchip Technology 32-bit Microcontrollers - MCU 32-bit 256KB Flash
Datasheet
250In Stock
Min.: 1
Mult.: 1

AT32UC3B0 SMD/SMT QFN-64 AVR 256 kB 32 kB 32 bit 10 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Tray

Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash
Datasheet
568In Stock
Min.: 1
Mult.: 1

AT32UC3B0 SMD/SMT QFN-64 AVR 512 kB 96 kB 32 bit 10 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Tray

Microchip Technology 32-bit Microcontrollers - MCU 32-bit 64KB Flash
Datasheet
509Expected 13-04-2026
Min.: 1
Mult.: 1

AT32UC3B0 SMD/SMT QFN-64 AVR 64 kB 16 kB 32 bit 10 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Tray

Microchip Technology 32-bit Microcontrollers - MCU 32-bit 128KB Flash
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 260
Mult.: 260

AT32UC3B0 SMD/SMT QFN-64 AVR 128 kB 32 kB 32 bit 10 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Tray

Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 4,000
Mult.: 4,000
Reel: 4,000

AT32UC3B0 SMD/SMT QFN-64 AVR 512 kB 96 kB 32 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Reel

Microchip Technology 32-bit Microcontrollers - MCU 128KB, 64QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 20 Weeks
Min.: 4,000
Mult.: 4,000
Reel: 4,000

AT32UC3B0 SMD/SMT QFN-64 AVR 128 kB 32 kB 32 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Reel

Microchip Technology 32-bit Microcontrollers - MCU 256KB, 64QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 20 Weeks
Min.: 4,000
Mult.: 4,000
Reel: 4,000

AT32UC3B0 SMD/SMT QFN-64 AVR 256 kB 32 kB 32 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Reel

Microchip Technology 32-bit Microcontrollers - MCU 64KB, 64QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 20 Weeks
Min.: 4,000
Mult.: 4,000
Reel: 4,000

AT32UC3B0 SMD/SMT QFN-64 AVR 64 kB 16 kB 32 bit 60 MHz 44 I/O 1.65 V 1.95 V - 40 C + 85 C Reel