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 (TWD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Mounting Style
Package / Case
Core
Program Memory Size
Data RAM Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Packaging
Microchip Technology 32-bit Microcontrollers - MCU 32-bit 256KB Flash
Datasheet
2,532In Stock
NT$326.24
NT$296.48
NT$269.23
Min.: 1
Mult.: 1
AT32UC3B0 SMD/SMT TQFP-64 AVR 64 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
374In Stock
NT$379.29
NT$344.52
NT$312.97
Min.: 1
Mult.: 1
AT32UC3B1 SMD/SMT QFN-48 AVR 512 kB 96 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32-bit 256KB Flash
Datasheet
343In Stock
NT$309.39
NT$281.06
NT$254.89
Min.: 1
Mult.: 1
AT32UC3B1 SMD/SMT QFN-48 AVR 256 kB 32 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 64QFP 85deg. Green
Datasheet
325In Stock
Cut Tape
NT$331.61
NT$321.22
Reel
NT$273.18
MouseReel Available
Min.: 1
Mult.: 1
: 1,500
AT32UC3B0 SMD/SMT TQFP-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 Reel, Cut Tape, MouseReel
Microchip Technology 32-bit Microcontrollers - MCU 32-bit 128KB Flash
Datasheet
153In Stock
NT$271.74
NT$247.37
NT$230.87
NT$230.52
Min.: 1
Mult.: 1
AT32UC3B1 SMD/SMT QFN-48 AVR 128 kB 32 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32-bit 64KB Flash
Datasheet
227In Stock
NT$229.08
NT$208.29
NT$194.67
NT$194.31
Min.: 1
Mult.: 1
AT32UC3B1 SMD/SMT TQFP-48 AVR 64 kB 16 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash
Datasheet
1,466In Stock
NT$400.44
NT$363.52
NT$329.82
Min.: 1
Mult.: 1
AT32UC3B0 SMD/SMT TQFP-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 128KB Flash
Datasheet
210In Stock
NT$271.74
NT$247.37
NT$224.06
Min.: 1
Mult.: 1
AT32UC3B1 SMD/SMT TQFP-48 AVR 128 kB 32 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash
Datasheet
685In Stock
Cut Tape
NT$406.18
NT$392.20
Reel
NT$334.48
MouseReel Available
Min.: 1
Mult.: 1
: 1,500
AT32UC3B0 SMD/SMT TQFP-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 Reel, Cut Tape, MouseReel

Microchip Technology 32-bit Microcontrollers - MCU 512KB Flash
Datasheet
579In Stock
NT$400.44
NT$363.52
NT$329.82
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
820In Stock
NT$242.35
NT$220.12
NT$198.61
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
Datasheet
1,112In Stock
NT$309.39
NT$281.06
NT$254.89
Min.: 1
Mult.: 1
AT32UC3B1 SMD/SMT TQFP-48 AVR 256 kB 32 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Tray
Microchip Technology 32-bit Microcontrollers - MCU 32-bit 128KB Flash
Datasheet
175In Stock
NT$286.44
NT$260.63
NT$235.89
Min.: 1
Mult.: 1
AT32UC3B0 SMD/SMT TQFP-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 32-bit 256KB Flash
Datasheet
384On Order
NT$326.24
NT$296.48
NT$269.23
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 128KB, 64QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 17 Weeks
Reel
NT$240.91
Min.: 1,500
Mult.: 1,500
: 1,500
AT32UC3B0 SMD/SMT TQFP-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 128KB, 64QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 25 Weeks
Reel
NT$240.91
Min.: 4,000
Mult.: 4,000
: 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 32-bit 128KB Flash
Datasheet
Non-Stocked Lead-Time 25 Weeks
NT$235.89
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 256KB, 64QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 25 Weeks
Reel
NT$273.18
Min.: 4,000
Mult.: 4,000
: 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 512KB Flash
Datasheet
Non-Stocked Lead-Time 17 Weeks
Reel
NT$334.48
Min.: 4,000
Mult.: 4,000
: 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 64KB, 64QFP 85deg. Green
Datasheet
Non-Stocked Lead-Time 17 Weeks
Reel
NT$204.35
Min.: 1,500
Mult.: 1,500
: 1,500
AT32UC3B0 SMD/SMT TQFP-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 Reel
Microchip Technology 32-bit Microcontrollers - MCU 32-bit 64KB Flash
Datasheet
Non-Stocked Lead-Time 17 Weeks
NT$242.35
NT$220.12
NT$198.61
Min.: 1
Mult.: 1
AT32UC3B0 SMD/SMT TQFP-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 64KB, 64QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 25 Weeks
Reel
NT$204.35
Min.: 4,000
Mult.: 4,000
: 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
Microchip Technology 32-bit Microcontrollers - MCU 128KB, 48QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 16 Weeks
Reel
NT$227.65
Min.: 2,500
Mult.: 2,500
: 2,500
AT32UC3B1 SMD/SMT TQFP-48 AVR 128 kB 32 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Reel
Microchip Technology 32-bit Microcontrollers - MCU 128KB, 48QFN 85deg. Green
Datasheet
Non-Stocked Lead-Time 16 Weeks
Reel
NT$227.65
Min.: 4,000
Mult.: 4,000
: 4,000
AT32UC3B1 SMD/SMT QFN-48 AVR 128 kB 32 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Reel
Microchip Technology 32-bit Microcontrollers - MCU 256KB, 48TQFP 85deg. Green
Datasheet
Non-Stocked Lead-Time 16 Weeks
Reel
NT$258.84
Min.: 2,500
Mult.: 2,500
: 2,500
AT32UC3B1 SMD/SMT TQFP-48 AVR 256 kB 32 kB 32 bit 10 bit 60 MHz 28 I/O 1.65 V 1.95 V - 40 C + 85 C Reel