AT91SAM9G45-EKES Atmel, AT91SAM9G45-EKES Datasheet - Page 1164

• Manufacturer Part Number: AT91SAM9G45-EKES
• Description: KIT EVAL FOR AT91SAM9G45
• Manufacturer: Atmel
• Series: AT91SAM Smart ARMr
• Type: MCUr

Specifications of AT91SAM9G45-EKES

• Contents: Board
• Processor To Be Evaluated: SAM9G45
• Data Bus Width: 32 bit
• Interface Type: I2C, SPI, UART
• Maximum Operating Temperature: + 50 C
• Minimum Operating Temperature: - 10 C
• Operating Supply Voltage: 1.8 V to 3.3 V
• For Use With/related Products: AT91SAM9G45
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q4626953

46.6.2
Table 46-12. XIN32 Clock Electrical Characteristics
Note:
46.7
Table 46-13. RC Oscillator Characteristics
1164
Symbol
1/(t
t
t
t
t
t
C
R
V
V
V
Symbol
1/(t
t
CPXIN32
CHXIN32
CLXIN32
CLCH32
CLCL32
ST
IN32
INIL32
INIH32
IN32
IN32
CPXIN32
CPRCz
1. These characteristics apply only when the 32.768KHz Oscillator is in bypass mode (i.e. when RCEN = 0, OSC32EN = 0,
32 kHz RC Oscillator Characteristics
)
AT91SAM9G45
)
XIN32 Clock Characteristics
OSCSEL = 1 and OSC32BYP = 1) in the SCKCR register. See “Slow Clock Selection” in the PMC section.
Parameter
Crystal Oscillator Frequency
Duty Cycle
Startup Time
Parameter
XIN32 Clock Frequency
XIN32 Clock Period
XIN32 Clock High Half-period
XIN32 Clock Low Half-period
XIN32 Clock Rise time
XIN32 Clock Fall time
XIN32 Input Capacitance
XIN32 Pulldown Resistor
XIN32 Voltage
XIN32 Input Low Level Voltage
XIN32 Input High Level Voltage
Conditions
Conditions
(1)
(1)
(1)
(1)
(1)
0.7 x V
VDDBU
Min
400
400
-0.3
22
11
11
VDDBU
Min
22
45
V
0.3 x V
Typ
VDDBU
VDDBU
Max
44
6
4
VDDBU
+ 0.3
6438F–ATARM–21-Jun-10
Max
42
55
75
Units
kHz
M
pF
μs
μs
μs
ns
ns
Unit
V
V
V
kHz
μs
%