SAM3U4E Atmel Corporation, SAM3U4E Datasheet - Page 22
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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
5.6
Figure 5-4.
22
WKUP15
WKUP0
WKUP1
FWUP
Wake-up Sources
SAM3U Series
Wake-up Source
rtc_alarm
rtt_alarm
sm_int
Falling/Rising
Falling/Rising
Falling/Rising
WKUPT15
WKUPT0
WKUPT1
Detector
Detector
Detector
Detector
Falling
Edge
Edge
Edge
Edge
The wake-up events allow the device to exit backup mode. When a wake-up event is detected,
the Supply Controller performs a sequence which automatically reenables the core power
supply.
SMEN
RTCEN
RTTEN
WKUPEN15
WKUPEN0
WKUPEN1
FWUPEN
WKUPIS0
WKUPIS1
WKUPIS15
SLCK
SLCK
FWUPDBC
WKUPDBC
Debouncer
Debouncer
WKUPS
FWUP
6430ES–ATARM–22-Aug-11
Core
Supply
Restart