SAM3N4B Atmel Corporation, SAM3N4B Datasheet - Page 7

• 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

Table 3-1.
11011A–ATARM–04-Oct-10
Signal Name
ERASE
NRST
TST
URXDx
UTXDx
PA0 - PA31
PB0 - PB14
PC0 - PC31
SCKx
TXDx
RXDx
RTSx
CTSx
TCLKx
TIOAx
TIOBx
PWMx
Signal Description List (Continued)
Function
Flash and NVM Configuration Bits Erase
Command
Microcontroller Reset
Test Mode Select
UART Receive Data
UART Transmit Data
Parallel IO Controller A
Parallel IO Controller B
Parallel IO Controller C
USARTx Serial Clock
USARTx Transmit Data
USARTx Receive Data
USARTx Request To Send
USARTx Clear To Send
TC Channel x External Clock Input
TC Channel x I/O Line A
TC Channel x I/O Line B
PWM Waveform Output for channel x
Universal Synchronous Asynchronous Receiver Transmitter USARTx
Universal Asynchronous Receiver Transceiver - UARTx
Pulse Width Modulation Controller- PWMC
PIO Controller - PIOA - PIOB - PIOC
Timer/Counter - TC
Flash Memory
Reset/Test
Input
Output
Output
Output
Type
Input
Input
Input
Input
Input
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
High
Active
Level
Low
VDDIO
Reference
Voltage
VDDIO
VDDIO
VDDIO
Comments
Reset State:
- Erase Input
- Internal pull-down
enabled
- Schmitt Trigger
enabled
Permanent Internal
pull-up
Permanent Internal
pull-down
Reset State:
- PIO or System
IOs
- Internal pull-up
enabled
- Schmitt Trigger
enabled
(2)
SAM3N
(1)
(1)
7