SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 767
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SAM9G20
Manufacturer Part Number
SAM9G20
Description
Manufacturer
Atmel Corporation
Datasheets
1.SAM9261.pdf
(248 pages)
2.SAM9261.pdf
(1274 pages)
3.SAM9261.pdf
(43 pages)
4.SAM9G20.pdf
(42 pages)
5.SAM9G20.pdf
(832 pages)
Specifications of SAM9G20
Flash (kbytes)
0 Kbytes
Pin Count
217
Max. Operating Frequency
400 MHz
Cpu
ARM926
Hardware Qtouch Acquisition
No
Max I/o Pins
96
Ext Interrupts
96
Usb Transceiver
3
Usb Speed
Full Speed
Usb Interface
Host, Device
Spi
2
Twi (i2c)
1
Uart
7
Ssc
1
Ethernet
1
Sd / Emmc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
Yes
Adc Channels
4
Adc Resolution (bits)
10
Adc Speed (ksps)
95
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
32
Self Program Memory
NO
External Bus Interface
1
Dram Memory
sdram
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
0.9 to 1.1
Fpu
No
Mpu / Mmu
No/Yes
Timers
6
Output Compare Channels
6
Input Capture Channels
6
32khz Rtc
Yes
Calibrated Rc Oscillator
No
- SAM9261 PDF datasheet
- SAM9261 PDF datasheet #2
- SAM9261 PDF datasheet #3
- SAM9G20 PDF datasheet #4
- SAM9G20 PDF datasheet #5
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41.4
41.4.1
Table 41-5.
41.4.2
Table 41-6.
Note:
41.4.3
Table 41-7.
Notes:
6384E–ATARM–05-Feb-10
Symbol
1/(t
Symbol
1/(t
Symbol
1/(t
t
t
t
C
R
V
CPXIN
CHXIN
CLXIN
IN
IN
IN
CPPCK
CPMCK
CPXIN
Clock Characteristics
1.
1. These characteristics apply only when the Main Oscillator is in bypass mode (i.e. when MOSCEN = 0 and OSCBYPASS = 1)
)
)
)
Processor Clock Characteristics
Master Clock Characteristics
XIN Clock Characteristics
The system clock is the maximum clock at which the system is able to run. It is given by
processor clock, internal bus clock, EBI clock.
in the CKGR_MOR register. See “PMC Clock Generator Main Oscillator Register” in the PMC section.
Processor Clock Waveform Parameters
Master Clock Waveform Parameters
XIN Clock Electrical Characteristics
Parameter
Processor Clock Frequency
Parameter
Master Clock Frequency
Parameter
XIN Clock Frequency
XIN Clock Period
XIN Clock High Half-period
XIN Clock Low Half-period
XIN Input Capacitance
XIN Pull-down Resistor
XIN Voltage
Conditions
V
T = 85°C
Conditions
V
T = 85°C
VDDCORE
VDDCORE
Conditions
= 0.9V
= 0.9V
(1)
(1)
(1)
0.4 x t
0.4 x t
V
DDOSC
Min
Min
Min
20
CPXIN
CPXIN
AT91SAM9G20
0.6 x t
0.6 x t
V
1000
Max
DDOSC
Max
Max
the smallest value of the
400
133
50
25
CPXIN
CPXIN
Units
Units
Units
MHz
MHz
MHz
pF
kΩ
ns
ns
ns
V
767
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