SAM9G25 Atmel Corporation, SAM9G25 Datasheet - Page 208

• 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

22.13.12 PMC USB Clock Register
Name:
Access:
• USBS: USB OHCI Input Clock Selection
0 = USB Clock Input is PLLA
1 = USB Clock Input is UPLL
• USBDIV: Divider for USB OHCI Clock.
USB Clock is Input clock divided by USBDIV+1
22.13.13 PMC SMD Clock Register
Name:
Access :
• SMDS: SMD input clock selection
0 = SMD Clock Input is PLLA
1 = SMD Clock Input is UPLL
• SMDDIV: Divider for SMD Clock.
SMD Clock is Input clock divided by SMD +1
208
31
23
15
31
23
15
–
–
–
7
–
–
–
–
7
–
SAM9G35
30
22
14
30
22
14
PMC_USB
Read-write
–
–
–
6
–
PMC_SMD
Read-write
–
–
–
6
–
29
21
13
29
21
13
–
–
–
5
–
–
–
–
5
–
28
20
12
28
20
12
–
–
–
4
–
–
–
4
–
27
19
11
27
19
11
–
–
–
–
–
–
3
3
SMDDIV
26
18
10
26
18
10
–
–
2
–
–
–
2
–
USBDIV
25
17
25
17
–
–
–
–
–
–
9
1
9
1
11053B–ATARM–22-Sep-11
SMDS
USBS
24
16
24
16
–
–
8
0
–
–
8
0