ATMEGA32U4-MUR Atmel, ATMEGA32U4-MUR Datasheet - Page 211

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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
Table 18-10. Examples of UBRRn Settings for Commonly Used Oscillator Frequencies (Continued)
1.
7766F–AVR–11/10
Baud
Rate
(bps)
2400
4800
9600
14.4k
19.2k
28.8k
38.4k
57.6k
76.8k
115.2k
230.4k
250k
0.5M
1M
Max.
(1)
UBRR = 0, Error = 0.0%
f
U2Xn = 0
UBRR
osc
95
47
23
15
11
7
5
3
2
1
0
0
230.4 kbps
= 3.6864 MHz
Error
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
U2Xn = 1
UBRR
191
95
47
31
23
15
11
7
5
3
1
1
0
460.8 kbps
Error
-7.8%
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
f
U2Xn = 0
UBRR
osc
103
51
25
16
12
8
6
3
2
1
0
0
= 4.0000 MHz
250 kbps
Error
-3.5%
-7.0%
0.2%
8.5%
8.5%
0.2%
0.2%
2.1%
0.2%
8.5%
8.5%
0.0%
U2Xn = 1
UBRR
207
103
51
34
25
16
12
8
6
3
1
1
0
0.5 Mbps
Error
-0.8%
-3.5%
-7.0%
0.2%
0.2%
0.2%
0.2%
2.1%
0.2%
8.5%
8.5%
0.0%
0.0%
f
U2Xn = 0
UBRR
osc
191
95
47
31
23
15
11
7
5
3
1
1
0
460.8 kbps
= 7.3728 MHz
ATmega16/32U4
Error
-7.8%
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
U2Xn = 1
UBRR
191
383
95
63
47
31
23
15
11
7
3
3
1
0
921.6 kbps
Error
-7.8%
-7.8%
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
211

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