SAM3N2B Atmel Corporation, SAM3N2B Datasheet - Page 747

• Manufacturer Part Number: SAM3N2B
• Manufacturer: Atmel Corporation

Specifications of SAM3N2B

• Flash (kbytes): 128 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 48 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 23
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 47
• Ext Interrupts: 47
• 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): 16
• 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

11011A–ATARM–04-Oct-10
24 Power Management Controller (PMC) ................................................ 341
25 Chip Identifier (CHIPID) ....................................................................... 377
26 Parallel Input/Output (PIO) Controller ................................................ 385
27 Serial Peripheral Interface (SPI) ......................................................... 429
24.1
24.2
24.3
24.4
24.5
24.6
24.7
24.8
24.9
24.10
24.11
24.12
24.13
24.14
24.15
25.1
25.2
26.1
26.2
26.3
26.4
26.5
26.6
26.7
27.1
27.2
27.3
27.4
27.5
27.6
27.7
Description .....................................................................................................341
Embedded Characteristics ............................................................................341
Block Diagram ...............................................................................................342
Master Clock Controller .................................................................................342
Processor Clock Controller ............................................................................343
SysTick Clock ................................................................................................343
Peripheral Clock Controller ............................................................................343
Free Running Processor Clock ......................................................................344
Programmable Clock Output Controller .........................................................344
Fast Startup ...................................................................................................345
Clock Failure Detector ...................................................................................346
Programming Sequence ................................................................................347
Clock Switching Details .................................................................................350
Write Protection Registers .............................................................................353
Power Management Controller (PMC) User Interface ..................................354
Description .....................................................................................................377
Chip Identifier (CHIPID) User Interface ........................................................378
Description .....................................................................................................385
Embedded Characteristics ............................................................................385
Block Diagram ...............................................................................................386
Product Dependencies ..................................................................................387
Functional Description ...................................................................................388
I/O Lines Programming Example ...................................................................397
Parallel Input/Output Controller (PIO) User Interface ....................................398
Description .....................................................................................................429
Embedded Characteristics ............................................................................429
Block Diagram ...............................................................................................430
Application Block Diagram .............................................................................430
Signal Description .........................................................................................431
Product Dependencies ..................................................................................431
Functional Description ...................................................................................432
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