SAM3N4B Atmel Corporation, SAM3N4B Datasheet - Page 465

• 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

28.4
28.5
28.5.1
Table 28-3.
11011A–ATARM–04-Oct-10
11011A–ATARM–04-Oct-10
Pin Name
TWD
TWCK
Block Diagram
Application Block Diagram
I/O Lines Description
I/O Lines Description
Figure 28-1. Block Diagram
Figure 28-2. Application Block Diagram
Rp: Pull up value as given by the I²C Standard
Host with
Interface
TWI
Pin Description
Two-wire Serial Data
Two-wire Serial Clock
TWD
TWCK
PMC
APB Bridge
Serial EEPROM
Atmel TWI
Slave 1
MCK
Two-wire
Interface
I²C RTC
Slave 2
Controller
I²C LCD
Slave 3
Interrupt
TWI
PIO
NVIC
I²C Temp.
Sensor
Slave 4
Rp
Input/Output
Input/Output
TWCK
TWD
Type
SAM3N
SAM3N
Rp
VDD
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