ATMEGA32U2-AUR Atmel, ATMEGA32U2-AUR Datasheet - Page 307
ATMEGA32U2-AUR
Manufacturer Part Number
ATMEGA32U2-AUR
Description
MCU AVR 32K FLASH 16MHZ 32TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA32U2-AUR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
22
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-TQFP, 32-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Converters
-
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Manufacturer
Quantity
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ATmega8U2/16U2/32U2
25 Memory Programming ......................................................................... 246
26 Electrical Characteristics .................................................................... 264
27 Typical Characteristics ........................................................................ 273
28 Register Summary ............................................................................... 288
29 Instruction Set Summary .................................................................... 292
30 Ordering Information ........................................................................... 294
25.1Program And Data Memory Lock Bits .................................................................246
25.2Fuse Bits .............................................................................................................247
25.3Signature Bytes ...................................................................................................249
25.4Calibration Byte ...................................................................................................249
25.5Page Size ............................................................................................................249
25.6Parallel Programming Parameters, Pin Mapping, and Commands .....................250
25.7Parallel Programming ..........................................................................................252
25.8Serial Downloading .............................................................................................259
25.9Serial Programming Pin Mapping ........................................................................259
26.1Absolute Maximum Ratings* ...............................................................................264
26.2DC Characteristics ..............................................................................................264
26.3Speed Grades .....................................................................................................266
26.4Clock Characteristics ...........................................................................................266
26.5System and Reset Characteristics ......................................................................267
26.6External Interrupts Characteristics ......................................................................268
26.7SPI Timing Characteristics ..................................................................................269
26.8Hardware Boot EntranceTiming Characteristics ..................................................270
26.9Parallel Programming Characteristics .................................................................270
27.1Active Supply Current ..........................................................................................273
27.2Idle Supply Current ..............................................................................................274
27.3Power-down Supply Current ...............................................................................275
27.4Pin Pull-Up ..........................................................................................................277
27.5Pin Driver Strength ..............................................................................................278
27.6Pin Threshold and Hysteresis .............................................................................280
27.7BOD Threshold ....................................................................................................281
27.8Internal Oscilllator Speed ....................................................................................283
27.9Current Consumption of Peripheral Units ............................................................286
27.10Current Consumption in Reset and Reset Pulsewidth ......................................287
7799D–AVR–11/10
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