SAM3N4B Atmel Corporation, SAM3N4B Datasheet - Page 524

• 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

30.3
524
524
Block Diagram
SAM3N
SAM3N
Figure 30-1. USART Block Diagram
Table 30-1.
PIN
RXD
TXD
RTS
CTS
Interrupt
Controller
PMC
SPI Operating Mode
Interrupt
USART
DIV
SLCK
MCK/DIV
MCK
USART
RXD
TXD
RTS
CTS
USART
APB
Channel
(Peripheral) DMA
User Interface
Controller
SPI Slave
MOSI
MISO
–
CS
Channel
Transmitter
Baud Rate
Generator
Receiver
SPI Master
MISO
MOSI
CS
–
Controller
PIO
11011A–ATARM–04-Oct-10
11011A–ATARM–04-Oct-10
RXD
RTS
TXD
CTS
SCK