SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 784

• 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

41.11 Peripheral Timings
41.11.1
Table 41-35. EMAC Signals Relative to EMDC
41.11.1.1
Table 41-36. EMAC MII Specific Signals
Note:
784
Symbol
EMAC
EMAC
EMAC
Symbol
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1. VDDIO from 3.0V to 3.6V, maximum external capacitor = 20 pF
AT91SAM9G20
EMAC
MII Mode
Parameter
Setup for EMDIO from EMDC rising
Hold for EMDIO from EMDC rising
EMDIO toggling from EMDC rising
Parameter
Setup for ECOL from ETXCK rising
Hold for ECOL from ETXCK rising
Setup for ECRS from ETXCK rising
Hold for ECRS from ETXCK rising
ETXER toggling from ETXCK rising
ETXEN toggling from ETXCK rising
ETX toggling from ETXCK rising
Setup for ERX from ERXCK
Hold for ERX from ERXCK
Setup for ERXER from ERXCK
Hold for ERXER from ERXCK
Setup for ERXDV from ERXCK
Hold for ERXDV from ERXCK
Timings are given assuming a capacitance load on data and clock:
The Ethernet controller satisfies the timings of standard in MAX corner.
Table 1. Capacitance Load on data, clock pads
IO Supply
3.3V
1.8V
MAX
20pf
20pf
Corner
Min (ns)
Min (ns)
10 ns
10 ns
0 ns
10
10
10
10
10
10
10
10
10
10
10
10
10
6384E–ATARM–05-Feb-10
Max (ns)
Max (ns)
300 ns
25
25
25