Datasheet

3
11011AS–ATARM–04-Oct-10
SAM3N Summary
2. SAM3N Block Diagram
Figure 2-1. SAM3N 100-pin version Block Diagram
TST
PCK0-PCK2
System Controller
XIN
NRST
PMC
XOUT
OSC 32k
XIN32
XOUT32
SUPC
RSTC
OSC
3-20 MHz
PIOA PIOB
POR
RTC
RTT
RC 32k
RC OSC
12/8/4 MHz
ERASE
TDI
TDO/TRACESWO
TMS/SWDIO
TCK/SWCLK
JTAGSEL
I/D
S
VDDI
N
VDDOUT
TC[0..2]
TCLK[0:2]
TWCK0
TWD0
TWCK1
TWD1
NPCS0
NPCS1
NPCS2
NPCS3
MISO
MOS
SPCK
TCLK[3:5]
TIOA[0:2]
TIOB[0:2]
TIOA[3:5]
TIOB[3:5]
PDC
PDC
PDC
PDC
PDC
PWM
In-Circuit Emulator
PDC
JTAG & Serial Wire
PWM[0:3]
ADTRG
ADVREF
DAC0
DATRG
10-bit ADC
10-bit DAC
PIOC
SM
VDDIO
PLL
RXD0
TXD0
SCK0
RTS0
CTS0
RXD1
TXD1
SCK1
RTS1
CTS1
USART0
UART1
UART0
USART1
Cortex-M3 Processor
Fmax 48 MHz
24-bit
SysTick Counter
ROM
16 KBytes
SRAM
24 KBytes
16 KBytes
8 KBytes
FLASH
256 KBytes
128 KBytes
64 KBytes
VDDCORE
WDT
Peripheral
Bridge
URXD0
UTXD0
URXD1
UTXD1
Timer Counter A
Timer Counter B
SPI
TWI0
TWI1
N
V
I
C
Voltage
Regulator
TC[3..5]
AD[0..15]
3- layer AHB Bus Matrix Fmax 48 MHz