SAM3N4A Atmel Corporation, SAM3N4A Datasheet - Page 31
SAM3N4A
Manufacturer Part Number
SAM3N4A
Description
Manufacturer
Atmel Corporation
Specifications of SAM3N4A
Flash (kbytes)
256 Kbytes
Pin Count
48
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
2
Twi (i2c)
2
Uart
3
Ssc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
384
Resistive Touch Screen
No
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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Figure 8-1.
11011A–ATARM–04-Oct-10
WKUP0 - WKUP15
FSTT0 - FSTT15
System Controller Block Diagram
XOUT32
XIN32
NRST
XOUT
XIN
VDDIO
FSTT0 - FSTT15 are possible Fast Startup Sources, generated by WKUP0-WKUP15 Pins, but are not physical pins.
Backup Power Supply
core_nreset
SLCK
SLCK
Power-on Reset
12/8/4 MHz
Embedded
Xtal 32 kHz
Embedded
32 kHz RC
Oscillator
Oscillator
(Backup)
Backup Registers
Zero-Power
General Purpose
Oscillator
Monitor
Oscillator
Supply
Xtal
RC
PLL
RTC
RTT
osc32k_xtal_en
osc32k_rc_en
osc32k_sel
brown_out
rtc_nreset
Slow Clock
rtc_alarm
rtt_nreset
rtt_alarm
Main Clock
Controller
SLCK
bod_on
MAINCK
SLCK
Reset
Management
Controller
Supply
Controller
Power
proc_nreset
periph_nreset
ice_nreset
vr_on
vr_mode
core_nreset
bod_core_on
lcore_brown_out
Master Clock
SLCK
MCK
Watchdog
Timer
VDDOUT
Matrix
Brownout
Detector
Software Controlled
Voltage Regulator
(Core)
PIOA/B/C
ADC
DAC
Core Power Supply
Peripherals
Peripheral
Cortex-M3
SRAM
Bridge
Flash
VDDCORE
VDDIN
VDDIO
PIOx
ADx
ADVREF
DAC0
SAM3N
31
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