ATMEGA16U2-16AU Atmel, ATMEGA16U2-16AU Datasheet - Page 60
ATMEGA16U2-16AU
Manufacturer Part Number
ATMEGA16U2-16AU
Description
8-bit Microcontrollers - MCU 16K Flash
Manufacturer
Atmel
Datasheet
1.ATMEGA16U2-16AU.pdf
(310 pages)
Specifications of ATMEGA16U2-16AU
Product Category
8-bit Microcontrollers - MCU
Rohs
yes
Core
AVR
Data Bus Width
8 bit
Program Memory Size
16 KB
Data Ram Size
1.25 KB
Data Rom Size
512 B
Program Memory Type
Flash
Factory Pack Quantity
1250
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Table 10-5.
Table 10-6.
7799D–AVR–11/10
WDP3
WDP3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
WDP2
WDP2
Watchdog Timer Prescale Select, DIV = 2 (CLKwdt = CLK128 / 5)
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
Watchdog Timer Prescale Select, DIV = 3 (CLKwdt = CLK128 / 7)
0
0
0
0
1
1
1
1
0
0
WDP1
WDP1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
WDP0
WDP0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Number of WDT Oscillator
Cycles before 1st time-out
Number of WDT Oscillator
Cycles before 1st time-out
1024K (1048576) cycles
1024K (1048576) cycles
128K (131072) cycles
256K (262144) cycles
512K (524288) cycles
128K (131072) cycles
256K (262144) cycles
512K (524288) cycles
16K (16384) cycles
32K (32768) cycles
64K (65536) cycles
16K (16384) cycles
32K (32768) cycles
64K (65536) cycles
2K (2048) cycles
4K (4096) cycles
8K (8192) cycles
2K (2048) cycles
4K (4096) cycles
8K (8192) cycles
(Early warning)
(Early warning)
Early warning Typical
Early warning Typical
Reserved
ATmega8U2/16U2/32U2
Time-out at
Time-out at
V
V
CC
CC
160 ms
320 ms
0.625 s
112 ms
224 ms
448 ms
0.875 s
80 ms
1.25 s
1.75 s
2.5 s
3.5 s
10 s
20 s
40 s
14 s
28 s
56 s
5 s
7 s
= 5.0V
= 5.0V
Reset/Interrupt Typical
Reset/Interrupt Typical
Time-out at
Time-out at
V
V
Watchdog
Watchdog
CC
CC
160 ms
320 ms
640 ms
224 ms
448 ms
896 ms
1.25 s
1.75 s
112 s
2.5 s
3.5 s
10 s
20 s
40 s
80 s
14 s
28 s
56 s
5 s
7 s
= 5.0V
= 5.0V
60
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