SAM3N4B Atmel Corporation, SAM3N4B Datasheet - Page 584

• Manufacturer Part Number: SAM3N4B
• Manufacturer: Atmel Corporation

Specifications of SAM3N4B

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 48 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 79
• Ext Interrupts: 79
• Quadrature Decoder Channels: 2
• Usb Speed: No
• Usb Interface: No
• Spi: 3
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 10
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 24
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

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SAM3N
SAM3N
Figure 31-2. Clock Chaining Selection
Figure 31-3. Clock Selection
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
XC0
XC1
XC2
TCLK0
TCLK1
TCLK2
1
TCCLKS
TIOA1
TIOA2
TIOA0
TIOA2
TIOA0
TIOA1
BURST
TC0XC0S
TC1XC1S
TC2XC2S
Edge Detection
Synchronous
MCK
XC0
XC1 = TCLK1
XC2 = TCLK2
XC0 = TCLK0
XC1
XC2 = TCLK2
XC0 = TCLK0
XC1 = TCLK1
XC2
Timer/Counter
Timer/Counter
Timer/Counter
Channel 0
Channel 1
Channel 2
SYNC
SYNC
SYNC
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2
CLKI
Selected
Clock
11011A–ATARM–04-Oct-10
11011A–ATARM–04-Oct-10