SAM3N4B Atmel Corporation, SAM3N4B Datasheet - Page 3
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
SAM3N4B
Manufacturer Part Number
SAM3N4B
Description
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
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2. SAM3N Block Diagram
Figure 2-1.
11011A–ATARM–04-Oct-10
SAM3N 100-pin version Block Diagram
PCK0-PCK2
VDDCORE
XOUT32
PWM[0:3]
AD[0..15]
ADVREF
ERASE
VDDIO
ADTRG
URXD0
URXD1
UTXD0
UTXD1
DATRG
XOUT
NRST
RXD0
SCK0
RXD1
SCK1
TXD0
RTS0
CTS0
TXD1
RTS1
CTS1
DAC0
TST
XIN
12/8/4 MHz
RC OSC
System Controller
WDT
PIOA
OSC 32k
3-20 MHz
RC 32k
SUPC
RSTC
PIOC
PMC
PIOB
OSC
POR
RTT
RTC
PLL
SM
10-bit ADC
10-bit DAC
Cortex-M3 Processor
USART0
USART1
UART0
UART1
PWM
Fmax 48 MHz
JTAG & Serial Wire
In-Circuit Emul a tor
PDC
PDC
PDC
PDC
I/D
3- layer AHB Bus Matrix Fmax 48 MHz
Peripheral
Bridge
SysTick Counter
S
24-bit
N
V
C
I
256 KBytes
128 KBytes
64 KBytes
FLASH
PDC
PDC
Regulator
Timer Counter A
Voltage
Timer Counter B
TC[0..2]
TC[3..5]
24 KBytes
16 KBytes
8 KBytes
SPI
TWI0
TWI1
SRAM
16 KBytes
ROM
TCLK[0:2]
TIOA[0:2]
TIOB[0:2]
TCLK[3:5]
TIOA[3:5]
TIOB[3:5]
NPCS0
NPCS1
NPCS2
NPCS3
MISO
MOS
SPCK
TWCK0
TWD0
TWCK1
TWD1
SAM3N
3
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