SAM3U4E Atmel Corporation, SAM3U4E Datasheet - Page 324
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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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Table 22-1.
324
Signal Name
VDDIO
VDDBU
VDDUTMI
VDDANA
VDDIN
VDDCORE
VDDPLL
GND
GNDPLL
GNDBU
GNDANA
GNDUTMI
XIN
TST
NRSTB
FWUP
PGMNCMD
PGMRDY
PGMNOE
PGMNVALID
PGMM[3:0]
PGMD[15:0]
SAM3U Series
Signal Description List
Function
I/O Lines Power Supply
Backup I/O Lines Power Supply
UTMI+ Interface Power Supply
ADC Analog Power Supply
Voltage Regulator Input
Core Power Supply
PLLs and Oscillator Power Supply
Ground
Ground
Ground
Ground
Ground
Clock Input
Test Mode Select
Asynchronous Microcontroller Reset
Wake-up pin
Valid command available
0: Device is busy
1: Device is ready for a new command
Output Enable (active high)
0: DATA[15:0] is in input mode
1: DATA[15:0] is in output mode
Specifies DATA type (See
Bi-directional data bus
Table
22-2)
Clocks
Power
Test
PIO
Input/Output
Ground
Ground
Ground
Ground
Ground
Output
Output
Power
Power
Power
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Input
Active
Level
High
High
High
High
Low
Low
Low
Comments
Apply external 3.0V-3.6V
Apply external 3.0V-3.6V
Apply external 3.0V-3.6V
Apply external 3.0V-3.6V
Apply external 3.0V-3.6V
Apply external 1.65V-1.95V
Apply external 1.65V-1.95V
0 to 50MHz (0-VDDCORE square
wave)
Must be connected to VDDIO
Must be connected to VDDIO
Must be connected to VDDIO
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
6430E–ATARM–29-Aug-11
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