SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 788
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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Table 41-39. SPI Timings
Note:
788
Symbol
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1. C
AT91SAM9G20
Parameter
MISO Setup time before SPCK rises
MISO Hold time after SPCK rises
SPCK rising to MOSI
MISO Setup time before SPCK falls
MISO Hold time after SPCK falls
SPCK falling to MOSI
SPCK falling to MISO
MOSI Setup time before SPCK rises
MOSI Hold time after SPCK rises
SPCK rising to MISO
MOSI Setup time before SPCK falls
MOSI Hold time after SPCK falls
NPCS0 setup to SPCK rising
NPCS0 hold after SPCK falling
NPCS0 setup to SPCK falling
NPCS0 hold after SPCK rising
NPCS0 falling to MISO valid
LOAD
is 8 pF for MISO and 6 pF for SPCK and MOSI.
Figure 41-11. SPI Slave Mode - NPCS Timings
(CPOL = 0)
(CPOL = 1)
MISO
SPCK
SPCK
Conditions
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
MAX corner, VDDIOP in 1.8V range
SPI
SPI
SPI
Master Mode
16
12
Slave Mode
14
SPI
6
SPI
9
Min
-11.6 - 0.5* t
-11.7 - 0.5* t
14.5 + 0.5*t
14.7 + 0.5*t
14.7
14.7
23.8
15.3
10.9
10.9
14.7
-0.6
-0.7
-2.7
-8.3
-8.3
5.8
CPMCK
CPMCK
CPMCK
CPMCK
SPI
SPI
15
13
6384E–ATARM–05-Feb-10
Max
10.7
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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