Atmel Evaluation Kit AT91SAM9G25-EK AT91SAM9G25-EK Hoja De Datos
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AT91SAM9G25-EK
1050
SAM9G25 [DATASHEET]
11032C–ATARM–25-Jan-13
46.8
32 kHz RC Oscillator Characteristics
46.9
PLL Characteristics
The following configuration of ICPLLA and OUTA must be done for each PLLA frequency range.
Table 46-14. 32 kHz RC Oscillator Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
1/(t
CPRCz
)
Crystal Oscillator Frequency
20
32
44
kHz
Duty Cycle
45
55
%
t
ST
Startup Time
75
μs
I
DD ON
Power Consumption Oscillation
After startup time
1.1
2.1
µA
I
DD STDBY
Standby consumption
0.4
µA
Table 46-15. PLLA Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
F
OUT
Output Frequency
Refer to following table
400
800
MHz
F
IN
Input Frequency
2
32
MHz
I
PLL
Current Consumption
active mode
7
9
mA
standby mode
1
µA
T
Startup Time
50
µs
Table 46-16. PLLA Frequency Regarding ICPLLA and OUTA
PLL Frequency Range (MHz)
ICPLLA
OUTA
745 - 800
0
0
0
695 - 750
0
0
1
645 - 700
0
1
0
595 - 650
0
1
1
545 - 600
1
0
0
495 - 550
1
0
1
445 - 500
1
1
0
400 - 450
1
1
1