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ATUC256L4U-ZAUT

ATUC256L4U-ZAUT

ATUC256L4U-ZAUT

Microchip Technology

256KB 256K x 8 FLASH AVR 32-Bit Microcontroller AVR®32 UC3 L Series ATUC256L 48 Pin 50MHz 1.8V 48-VFQFN Exposed Pad

SOT-23

ATUC256L4U-ZAUT Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 8 Weeks
Lifecycle Status Production (Last Updated: 2 years ago)
Contact PlatingTin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 48-VFQFN Exposed Pad
Surface MountYES
Number of Pins 48
Supplier Device Package 48-QFN (7x7)
Number of Terminals 48
Mounting Style SMD/SMT
Interfaces SPI/TWI/USART/USB
Data Converters A/D 8x12b
Number of I/Os 51 I/O
Maximum Operating Temperature+ 85 C
Minimum Operating Temperature - 40 C
Manufacturer Microchip
Brand Microchip Technology
Tradename UC3
RoHS Details
Package Tray
Base Product Number ATUC256
Mfr Microchip Technology
Product Status Active
Package Shape SQUARE
Number of I/O Lines 36
Operating Temperature-40°C~85°C TA
PackagingTray
Series AVR®32 UC3 L
Published 2012
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 48
Max Operating Temperature85 °C
Min Operating Temperature -40 °C
Terminal Position QUAD
Terminal FormNO LEAD
Supply Voltage 1.8V
Terminal Pitch0.5mm
Reach Compliance Code compliant
Frequency 50MHz
Base Part Number ATUC256L
JESD-30 Code S-XQCC-N48
Qualification StatusNot Qualified
Operating Supply Voltage1.8V
Supply Voltage-Max (Vsup) 1.98V
Power Supplies1.81.8/3.3V
Temperature GradeINDUSTRIAL
Interface I2C, SPI, UART, USART, USB
Max Supply Voltage1.98 V
Min Supply Voltage1.62 V
Memory Size256kB
Oscillator TypeInternal
Number of I/O 36
Speed 50MHz
RAM Size 32K x 8
Memory TypeFLASH
Voltage - Supply (Vcc/Vdd) 1.62V~3.6V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor AVR
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Program Memory TypeFLASH
Core Size 32-Bit
Program Memory Size 256KB 256K x 8
Connectivity I2C, SPI, UART/USART, USB
Bit Size 32
Data Converter A/D 8x12b
Watchdog TimerYes
Has ADC YES
DMA Channels YES
Data Bus Width 32b
PWM Channels YES
DAC Channels NO
Seated Height-Max 0.9 mm
Number of Timers/Counters 7
Product Type32-bit Microcontrollers - MCU
ROM (words) 65536
Core Architecture AVR
EEPROM Size --
CPU Family AVR RISC
Max Frequency 50 MHz
Number of Programmable I/O 36
RAM (bytes) 32768
ROM Programmability FLASH
Product MCU
Product Category32-bit Microcontrollers - MCU
Device CoreAVR
Height Seated (Max) 0.9mm
Width 7 mm
Length 7 mm
RoHS StatusROHS3 Compliant
In-Stock:1008 items

Pricing & Ordering

QuantityUnit PriceExt. Price
416$6.27272$2609.45152

ATUC256L4U-ZAUT Product Details

ATUC256L4U-ZAUT Overview


In a 48-VFQFN Exposed Pad package, the MCU is available. 36 I/Os are available. The Microcontroller has a mounting type of Surface Mount, which indicates that it is mounted conveniently. The 32-Bit core is the core of the MCU. There is a FLASH type of memory for its program. There is a temperature range of -40°C~85°C TA that is operated by this Microcontroller. AVR®32 UC3 L series components make up this electrical component. 256KB 256K x 8 is the size of its program memory. A AVR Core processor is used to power the device. This device falls under the MICROCONTROLLER, RISC uPs/uCs/Peripheral ICs category. 48 is the number of terminations on the IC chip that are present. This part works in a 32-bit manner. There is a 1.8V volt supply output on the chip. DMA channels number YES. 256kB is the memory size of the part. The base part number ATUC256L can be used to find alternatives. The efficiency of this device can be improved when operating at a frequency of 50MHz. The device works in YES PWM channels. Located on the chip are 48 pins. The clock has 7 timers or counters on it. In this device, there is a AVR RISC CPU embedded within it. It has built-in FLASH memory. There is an integrated AVR core architecture in it. It programs in 36 Programmable I/O.

ATUC256L4U-ZAUT Features


48-VFQFN Exposed Pad package
Mounting type of Surface Mount
Minimum temperature of -40 °C


ATUC256L4U-ZAUT Applications


There are a lot of Microchip Technology
ATUC256L4U-ZAUT Microcontroller applications.


  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens
  • Home appliances
  • Home video and audio
  • Entertainment products

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