Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 데이터 시트
제품 코드
ATEVK1105
771
AT32UC3A
38.7.2
Main Oscillators Characteristics
38.7.3
PLL Characteristics
Table 38-15.
Main Oscillator Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
1/(t
CPMAIN
)
Crystal Oscillator Frequency
0.45
16
MHz
C
L1
, C
L2
Internal Load Capacitance
(C
(C
L1
= C
L2
)
12
pF
Duty Cycle
40
50
60
%
t
ST
Startup Time 8 MHz
4
ms
1/(t
CPXIN
)
XIN Clock Frequency
External clock
50
MHz
Crystal
0.45
16
MHz
t
CHXIN
XIN Clock High Half-period
0.4 x
t
CPXIN
0.6 x
t
CPXIN
t
CLXIN
XIN Clock Low Half-period
0.4 x
t
CPXIN
0.6 x
t
CPXIN
C
IN
XIN Input Capacitance 7
pF
Table 38-16.
Phase Lock Loop Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
F
OUT
Output Frequency
80
240
MHz
F
IN
Input Frequency
4
16
MHz
I
PLL
Current Consumption
active mode (Fout=80Mhz) 250
µA
active mode (Fout=240Mhz) 600
µA
32058K
AVR32-01/12