ATMEGA32U4-MUR Atmel, ATMEGA32U4-MUR Datasheet - Page 82

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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
10.4
10.4.1
7766F–AVR–11/10
Register Description for I/O-Ports
Port B Data Register – PORTB
.
Table 10-14. Overriding Signals for Alternate Functions in PF7..PF4
Table 10-15. Overriding Signals for Alternate Functions in PF1..PF0
Bit
Read/Write
Initial Value
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
PF7/ADC7/TDI
JTAGEN
1
JTAGEN
0
0
0
JTAGEN
0
TDI/ADC7 INPUT
7
PORTB
7
R/W
0
PF1/ADC1
0
0
0
0
0
0
0
0
ADC1 INPUT
6
PORTB
6
R/W
0
5
PORTB
5
R/W
0
PF6/ADC6/TDO
JTAGEN
0
JTAGEN
SHIFT_IR +
SHIFT_DR
JTAGEN
TDO
JTAGEN
0
ADC6 INPUT
PF0/ADC0
0
0
0
0
0
0
0
0
ADC0 INPUT
4
PORTB
4
0
R/W
3
PORTB
3
R/W
0
PF5/ADC5/TMS
JTAGEN
1
JTAGEN
0
0
0
JTAGEN
0
TMS/ADC5
INPUT
2
PORTB
2
R/W
0
1
PORTB
1
R/W
0
ATmega16/32U4
PF4/ADC4/TCK
JTAGEN
1
JTAGEN
0
0
0
JTAGEN
0
TCK/ADC4
INPUT
0
PORTB
0
R/W
0
PORTB
82

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