SAM9G25 Atmel Corporation, SAM9G25 Datasheet - Page 332

• Manufacturer Part Number: SAM9G25
• Manufacturer: Atmel Corporation

Specifications of SAM9G25

• Flash (kbytes): 0 Kbytes
• Pin Count: 247
• Max. Operating Frequency: 400 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 105
• Ext Interrupts: 105
• Usb Transceiver: 3
• Usb Speed: Hi-Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 3
• Uart: 7
• Lin: 4
• Ssc: 1
• Ethernet: 1
• Sd / Emmc: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: Yes
• Adc Channels: 12
• Adc Resolution (bits): 10
• Adc Speed (ksps): 440
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: DDR2/LPDDR, SDRAM/LPSDR
• 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
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

.
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