SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 25

• 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

9.1
Figure 9-1.
6384E–ATARM–05-Feb-10
System Controller Block Diagram
PC0-PC31
PB0-PB31
PA0-PA31
OSCSEL
XOUT32
AT91SAM9G20 System Controller Block Diagram
VDDBU
WKUP
SHDN
NRST
XIN32
XOUT
XIN
VDDCORE
VDDBU
CLOCK
dbgu_irq
SLOW
periph_irq[2..24]
pmc_irq
MAIN
POR
POR
OSC
OSC
OSC
wdt_irq
rstc_irq
PLLA
PLLB
RC
periph_clk[2..4]
pit_irq
backup_nreset
rtt_irq
periph_nreset
periph_nreset
periph_nreset
periph_nreset
proc_nreset
dbgu_rxd
dbgu_rxd
irq0-irq2
debug
debug
SLCK
SLCK
SLCK
SLCK
MCK
MCK
backup_nreset
idle
fiq
int
SLCK
rtt0_alarm
MAINCK
PLLBCK
PLLACK
por_ntrst
jtag_nreset
System Controller
Management
Shut-Down
Real-Time
Controllers
Advanced
Watchdog
Controller
Controller
Controller
Controller
Interrupt
Periodic
Interval
Debug
Power
Reset
Timer
Timer
Timer
PIO
Unit
wdt_fault
WDRPROC
4 General-Purpose
Backup Registers
dbgu_irq
dbgu_txd
pit_irq
wdt_irq
rstc_irq
periph_nreset
proc_nreset
backup_nreset
rtt_irq
rtt_alarm
periph_clk[2..27]
pck[0-1]
PCK
UHPCK
MCK
pmc_irq
idle
periph_irq[2..4]
irq0-irq2
fiq
dbgu_txd
int
UDPCK
VDDBU Powered
VDDCORE Powered
por_ntrst
periph_clk[6..24]
periph_irq[6..24]
periph_clk[20]
periph_clk[10]
periph_nreset
periph_nreset
periph_irq[20]
periph_nreset
periph_irq[10]
periph_nreset
proc_nreset
in
out
enable
jtag_nreset
UHPCK
UDPCK
debug
MCK
PCK
nirq
nfiq
ntrst
AT91SAM9G20
Boundary Scan
TAP Controller
ARM926EJ-S
Peripherals
Embedded
Bus Matrix
USB Host
Device
USB
Port
Port
25