SAM3U4E Atmel Corporation, SAM3U4E Datasheet - Page 37
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SAM3U4E
Manufacturer Part Number
SAM3U4E
Description
Manufacturer
Atmel Corporation
Specifications of SAM3U4E
Flash (kbytes)
256 Kbytes
Pin Count
144
Max. Operating Frequency
96 MHz
Cpu
Cortex-M3
# Of Touch Channels
57
Hardware Qtouch Acquisition
No
Max I/o Pins
96
Ext Interrupts
96
Usb Transceiver
1
Quadrature Decoder Channels
1
Usb Speed
Hi-Speed
Usb Interface
Device
Spi
5
Twi (i2c)
2
Uart
5
Ssc
1
Sd / Emmc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
16
Adc Resolution (bits)
12
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
50
Self Program Memory
YES
External Bus Interface
1
Dram Memory
No
Nand Interface
Yes
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
Yes / No
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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Figure 10-1. System Controller Block Diagram
6430E–ATARM–29-Aug-11
FSTT0 - FSTT15
XOUT32
NRSTB
FWUP
SHDN
XIN32
NRST
XOUT
XIN
(1)
VDDBU
FSTT0 - FSTT15 are possible Fast Startup Sources, generated by WKUP0-WKUP15 Pins,
but are not physical pins.
vddcore_nreset
Backup Power Supply
SLCK
SLCK
Xtal 32 kHz
Embedded
32 kHz RC
MAINCK
MAINCK
Oscillator
Oscillator
General Purpose
Backup Registers
Power-on Reset
12 / 8 / 4 MHz
XTAL Oscillator
Zero-Power
Embedded
Oscillator
3 - 20 MHz
RC
RTC
RTT
osc32k_xtal_en
osc32k_rc_en
PLLA
UPLL
rtc_alarm
XTALSEL
rtt_alarm
Slow Clock
Controller
SLCK
Reset
Main Clock
MAINCK
PLLACK
UPLLCK
SLCK
Controller
Supply
proc_nreset
periph_nreset
ice_nreset
Management
Controller
Power
vr_standby
bodbup_in
bodbup_on
vddcore_nreset
bodcore_on
bodcore_in
supc_interrupt
Master Clock
Cortex-M3
Monitor
Supply
MCK
SLCK
Watchdog
Matrix
Timer
Software Controlled
Input / Output Buffers
ADC (front-end)
Voltage Regulator
PIOA/B/C
Brownout
VDDIN
Detector
USB
Core Power Supply
Peripherals
Peripheral
SRAM
Bridge
Flash
VDDUTMI
VDDCORE
VDDOUT
VDDANA
SAM3U Series
WKUP0 - WKUP15
VDDIO
PIOx
ADVREF
ADx
USBx
37
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