SAM3N2B Atmel Corporation, SAM3N2B Datasheet - Page 747
SAM3N2B
Manufacturer Part Number
SAM3N2B
Description
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
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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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