ATMEGA16U4-AU Atmel, ATMEGA16U4-AU Datasheet - Page 213
ATMEGA16U4-AU
Manufacturer Part Number
ATMEGA16U4-AU
Description
MCU AVR 16K FLASH USB 44TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA16U4-MU.pdf
(433 pages)
Specifications of ATMEGA16U4-AU
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
26
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1.25K 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-TQFP, 44-VQFP
Processor Series
ATMEGA16x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
1.25 KB
Interface Type
SPI, TWI, USART
Maximum Clock Frequency
16 MHz
Number Of Programmable I/os
26
Number Of Timers
5
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 12 Channel
For Use With
ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATSTK500 - PROGRAMMER AVR STARTER KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
- Current page: 213 of 433
- Download datasheet (9Mb)
Table 18-12. 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%
UBRR
416
207
103
68
51
34
25
16
12
8
3
3
1
0
U2Xn = 0
1 Mbps
f
osc
Error
-0.1%
-0.8%
-3.5%
0.2%
0.2%
0.6%
0.2%
0.2%
2.1%
0.2%
8.5%
0.0%
0.0%
0.0%
= 16.0000 MHz
UBRR
832
416
207
138
103
68
51
34
25
16
8
7
3
1
U2Xn = 1
2 Mbps
Error
-0.1%
-0.1%
-0.8%
-3.5%
0.0%
0.2%
0.2%
0.2%
0.2%
2.1%
0.0%
0.0%
0.0%
0.6%
UBRR
479
239
119
79
59
39
29
19
14
4
4
–
–
1.152 Mbps
9
U2Xn = 0
f
osc
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%
–
–
= 18.4320 MHz
UBRR
959
479
239
159
119
59
39
29
19
79
2.304 Mbps
9
8
4
–
U2Xn = 1
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%
2.4%
–
UBRR
520
259
129
86
64
42
32
21
15
10
4
4
–
–
1.25 Mbps
U2Xn = 0
ATmega16/32U4
f
osc
Error
-0.2%
-1.4%
-1.4%
-1.4%
0.0%
0.2%
0.2%
0.2%
0.9%
1.7%
8.5%
0.0%
–
–
= 20.0000 MHz
UBRR
1041
173
129
520
259
86
64
42
32
21
10
9
4
–
U2Xn = 1
2.5 Mbps
Error
-0.2%
-1.4%
-1.4%
-0.2%
-1.4%
0.0%
0.0%
0.2%
0.2%
0.2%
0.9%
0.0%
0.0%
–
213
Related parts for ATMEGA16U4-AU
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Manufacturer:
Atmel Corporation
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ 5V 44TQFP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ 5V 44-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ 5V 40DIP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
MCU AVR 16K FLASH 16MHZ 44-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ COM 40-DIP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ COM 44-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ IND 40-DIP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ IND 44-QFN
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ IND 44-TQFP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC MCU 8BIT 16KB FLASH 44TQFP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
MCU AVR 16K FLASH 16MHZ 44-TQFP
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
IC AVR MCU 16K 16MHZ COM 44-TQFP
Manufacturer:
Atmel
Datasheet: