SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 138

• 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

138
AT91SAM9G20
The connection of some signals through the MUX logic is not direct and depends on the Memory
Controller in use at the moment.
Table 20-2 on page 138
EBI pins.
Table 20-2.
EBI_NWR1/NBS1/CFIOR
EBI_A1/NBS2/NWR2
EBI_A0/NBS0
EBI_A[14:13]
EBI_A[22:15]
EBI_A[25:23]
EBI Pins and Memory Controllers I/O Lines Connections
EBI_D[31:0]
EBI_A[11:2]
EBI_SDA10
EBIx Pins
EBI_A12
details the connections between the two Memory Controllers and the
SDRAMC I/O Lines
SDRAMC_A[12:11]
SDRAMC_A[9:0]
SDRAMC_A10
Not Supported
Not Supported
Not Supported
Not Supported
Not Supported
D[31:0]
NBS1
SMC I/O Lines
Not Supported
SMC_A[14:13]
SMC_A[22:15]
SMC_A[25:23]
SMC_A0/NLB
6384E–ATARM–05-Feb-10
SMC_A[11:2]
NWR1/NUB
SMC_A12
SMC_A1
D[31:0]