ATMEGA32U4-MUR Atmel, ATMEGA32U4-MUR Datasheet - Page 431

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ATMEGA32U4-MUR

Manufacturer Part Number
ATMEGA32U4-MUR
Description
MCU AVR 16K FLASH 16MHZ 44VQFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet

Specifications of ATMEGA32U4-MUR

Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
26
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-VQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA32U4-MUR
Manufacturer:
UCC
Quantity:
1 001
7766F–AVR–11/10
29 Electrical Characteristics .................................................................... 378
30 Typical Characteristics ........................................................................ 386
31 Register Summary ............................................................................... 408
32 Instruction Set Summary .................................................................... 412
33 Ordering Information ........................................................................... 415
34 Packaging Information ........................................................................ 417
35 Errata ..................................................................................................... 419
28.6Parallel Programming ..........................................................................................352
28.7Serial Downloading .............................................................................................360
28.8Serial Programming Pin Mapping ........................................................................361
28.9Programming via the JTAG Interface ..................................................................365
29.1Absolute Maximum Ratings* ...............................................................................378
29.2DC Characteristics ..............................................................................................378
29.3External Clock Drive Waveforms .........................................................................380
29.4External Clock Drive ............................................................................................380
29.5Maximum speed vs. V
29.62-wire Serial Interface Characteristics .................................................................381
29.7SPI Timing Characteristics ..................................................................................383
29.8Hardware Boot EntranceTiming Characteristics ..................................................384
30.1Active Supply Current ..........................................................................................386
30.2Idle Supply Current ..............................................................................................389
30.3Power-down Supply Current ...............................................................................391
30.4Power-save Supply Current ................................................................................392
30.5Pin Pull-Up ..........................................................................................................393
30.6Pin Driver Strength ..............................................................................................394
30.7Pin Threshold and Hysteresis .............................................................................397
30.8BOD Threshold ....................................................................................................400
30.9Internal Oscilllator Speed ....................................................................................402
30.10Current Consumption of Peripheral Units ..........................................................405
30.11Current Consumption in Reset and Reset Pulsewidth ......................................407
33.1ATmega16U4 ......................................................................................................415
33.2ATmega32U4 ......................................................................................................416
34.1TQFP44 ...............................................................................................................417
34.2QFN44 .................................................................................................................418
CC ............................................................................................................................. 380
ATmega16/32U4
vii

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