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AT32UC3A4256S-C1UR

AT32UC3A4256S-C1UR

AT32UC3A4256S-C1UR

Microchip Technology

256KB 256K x 8 FLASH AVR 32-Bit Microcontroller AVR®32 UC3 A4 Series AT32UC3A4256 100 Pin 66MHz 1.85V 100-VFBGA

SOT-23

AT32UC3A4256S-C1UR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 9 Weeks
Contact PlatingCopper, Silver, Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 100-VFBGA
Surface MountYES
Number of Pins 100
Supplier Device Package 100-VFBGA (7x7)
Number of Terminals 100
Mounting Style SMD/SMT
Interfaces IrDA/SCI/SCIF/UDI
Data Converters A/D 8x10b
Number of I/Os 70 I/O
Maximum Operating Temperature+ 85 C
Minimum Operating Temperature - 40 C
Manufacturer Microchip
Brand Microchip Technology
Tradename AVR
RoHS Details
Package Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;
Base Product Number AT32UC3
Mfr Microchip Technology
Product Status Active
Number of I/O Lines 70
Package Shape SQUARE
Operating Temperature-40°C~85°C TA
PackagingTape & Reel (TR)
Series AVR®32 UC3 A4
Published 2012
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 100
Additional FeatureIT ALSO OPERATES AT 3.3 V
Terminal Position BOTTOM
Terminal FormBALL
Peak Reflow Temperature (Cel) 260
Supply Voltage 1.85V
Terminal Pitch0.65mm
Reach Compliance Code compliant
Frequency 66MHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number AT32UC3A4256
JESD-30 Code S-PBGA-B100
Qualification StatusNot Qualified
Operating Supply Voltage3.3V
Supply Voltage-Max (Vsup) 1.95V
Power Supplies1.8,3.3 V
Temperature GradeINDUSTRIAL
Interface EBI/EMI, I2C, IrDA, MMC, SCI, SPI, UART, USART, USB
Memory Size256kB
Oscillator TypeInternal
Number of I/O 88
Speed 66MHz
RAM Size 128K x 8
Voltage - Supply (Vcc/Vdd) 1.75V~3.6V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor AVR
Peripherals Brown-out Detect/Reset, DMA, POR, WDT
Program Memory TypeFLASH
Core Size 32-Bit
Program Memory Size 256KB 256K x 8
Connectivity EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG
Bit Size 32
Data Converter A/D 8x10b
Watchdog TimerYes
Has ADC YES
DMA Channels YES
Data Bus Width 32b
PWM Channels NO
DAC Channels YES
Seated Height-Max 1 mm
Number of Timers/Counters 3
Address Bus Width24
Product Type32-bit Microcontrollers - MCU
ROM (words) 262144
EEPROM Size --
CPU Family AVR RISC
External Data Bus Width 16
RAM (bytes) 65536
ROM Programmability FLASH
Product Category32-bit Microcontrollers - MCU
Device CoreAVR32
Length 7mm
Height Seated (Max) 1mm
Width 7 mm
Radiation HardeningNo
RoHS StatusROHS3 Compliant
In-Stock:537 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$14.15000$14.15
500$14.0085$7004.25
1000$13.867$13867
1500$13.7255$20588.25
2000$13.584$27168
2500$13.4425$33606.25

AT32UC3A4256S-C1UR Product Details

AT32UC3A4256S-C1UR Overview


The package has a 100-VFBGA shape. With 88 I/Os, it's pretty good. The Microcontroller's mounting type is Surface Mount and this IC chip has the following features. As the name implies, this Microcontroller is based on the 32-Bit core. As far as its program memory type is concerned, it is FLASH. Temperatures within -40°C~85°C TA range are measured by this Microcontroller. The AVR®32 UC3 A4 series is comprised of this electrical component. The electronic part has a program memory size of 256KB 256K x 8. There's a AVR Core Processor inside. The IC chip fits into the MICROCONTROLLER, RISC uPs/uCs/Peripheral ICs category. There are 100 terminations on the IC chip. 32-bits are the size of the data that comes with MCU. A 1.85V volt supply is provided by the Microcontroller chip. In addition to that, MCU chip has YES DMA channels. Its memory size is 256kB. It is possible to find alternatives to the base part number AT32UC3A4256 by using the part number search tool. An effective performance can be achieved at a frequency of 66MHz. There are a total of NO channels in the device. It is possible to access the 100 pins on the chip. In total, it has 3 timers and counters in it. There are several CPUs that are embedded in the device, including the the AVR RISC CPU. As an example, there is a feature called IT ALSO OPERATES AT 3.3 V to name only a few.

AT32UC3A4256S-C1UR Features


100-VFBGA package
Mounting type of Surface Mount


AT32UC3A4256S-C1UR Applications


There are a lot of Microchip Technology
AT32UC3A4256S-C1UR Microcontroller applications.


  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens

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