SAM9261 Atmel Corporation, SAM9261 Datasheet - Page 684

• Manufacturer Part Number: SAM9261
• Manufacturer: Atmel Corporation

Specifications of SAM9261

• Flash (kbytes): 0 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 240 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: 4
• Ssc: 3
• Sd / Emmc: 1
• Graphic Lcd: Yes
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 160
• 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): 1.08 to 1.32
• Fpu: No
• Mpu / Mmu: No/Yes
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

684
AT91SAM9261
Table 39-22. SDRAM Signals (Continued)
Symbol
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
SDRAMC
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Parameter
CAS Low before SDCK Rising Edge
CAS High after SDCK Rising Edge
DQM Change before SDCK Rising Edge
DQM Change after SDCK Rising Edge
D0-D15 in Setup before SDCK Rising Edge
D0-D15 in Hold after SDCK Rising Edge
D16-D31 in Setup before SDCK Rising Edge
D16-D31 in Hold after SDCK Rising Edge
SDWE Low before SDCK Rising Edge
SDWE High after SDCK Rising Edge
D0-D15 Out Valid before SDCK Rising Edge
D0-D15 Out Valid after SDCK Rising Edge
D16-D31 Out Valid before SDCK Rising Edge
D16-D31 Out Valid after SDCK Rising Edge
t
t
t
t
t
t
t
t
t
t
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
Supply
1.8V
0.4
0.3
3.4
0.5
1.4
0.1
1.8
0.0
0.2
0.4
1.3
0.6
3.9
0.5
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
Min
t
t
t
t
t
t
t
t
t
t
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
CPSDCK
Supply
6062N–ATARM–3-Oct-11
3.3V
0.2
0.3
3.3
0.5
1.4
0.0
1.8
0.0
0.1
0.4
1.1
0.6
3.9
0.5
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
/2 -
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns