SAM3N4B Atmel Corporation, SAM3N4B Datasheet - Page 256
![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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16.3
Figure 16-1. Supply Controller Block Diagram
256
256
Block Diagram
SAM3N
SAM3N
WKUP0 - WKUP15
FSTT0 - FSTT15
XOUT32
XIN32
XOUT
NRST
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)
Zero-Power
Backup Registers
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
Matrix
VDDOUT
Brownout
Software Controlled
Detector
Voltage Regulator
(Core)
PIOA/B/C
ADC
DAC
Core Power Supply
Peripherals
Peripheral
Cortex-M3
SRAM
Bridge
Flash
VDDCORE
VDDIN
VDDIO
PIOx
ADx
ADVREF
DAC0x
11011A–ATARM–04-Oct-10
11011A–ATARM–04-Oct-10
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