SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 786

• Manufacturer Part Number: SAM9G20
• Manufacturer: Atmel Corporation

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

Table 41-37. RMII Mode
41.11.2
786
Symbol
EMAC
EMAC
EMAC
26
27
28
AT91SAM9G20
SPI
Parameter
Hold for ERXER from EREFCK rising
Setup for ECRSDV from EREFCK rising
Hold for ECRSDV from EREFCK rising
Figure 41-6. EMAC RMII Timings
SPI timings are given assuming a capacitance load on
Table 41-38. Capacitance Load for MISO, SPCK and MOSI
Figure 41-7. SPI Master Mode 1 and 2
Supply
1.8V
SPCK
MISO
MOSI
EREFCK
ETX[1:0]
ERX[1:0]
ECRSDV
ETXEN
ERXER
Corner
MAX
20 pF
EMAC
EMAC
EMAC
SPI
23
25
27
2
EMAC
EMAC
EMAC
26
28
24
SPI
0
SPI
1
MISO, SPCK and MOSI
Min (ns)
2
4
2
EMAC
EMAC
21
22
6384E–ATARM–05-Feb-10
:
Max (ns)