SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 332
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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- Download datasheet (30Mb)
.
Table 26-6.
• DDR_MP_EN: DDR Multi-port Enable
0 = DDR Multi-port is disabled (default).
1 = DDR Multi-port is enabled, performance is increased. Warning! Use only with NFDO0_ON_D16 = 0. The system
behavior is unpredictable if ND0_ON_D16 is set to 1 at the same time.
Note:
332
0
0
1
1
1
DDR_MP_EN
0
1
NFD0_ON_D16
EBI Chip Select 1 is to be assigned to the DDR2SDR Controller.
SAM9G35
Connection examples with various VDDNF and VDDIOM
NFD0 = D0, ..., NFD15 = D15
NFD0 = D0, ..., NFD15 = D15
NFD0 = D16, ..., NFD15 = D31
NFD0 = D16, ..., NFD15 = D31
NFD0 = D16, ..., NFD15 = D31
External Memory
Default
DDR2 or LP-DDR + 8-bit NAND Flash
signals
1.8V
3.3V
1.8V
1.8V
3.3V
VDDIOM
1.8V
3.3V
1.8V
3.3V
1.8V
VDDNF
DDR2 or LPDDR or LPSDR + NAND Flash 1.8V
32-bit SDR + NAND Flash 3.3V
DDR2 or LPDDR or LPSDR + NAND Flash 1.8V
DDR2 or LPDDR or LPSDR + NAND Flash 3.3V
16-bit SDR + NAND Flash 1.8V
External Memory
11053B–ATARM–22-Sep-11
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