SAM3SD8B Atmel Corporation, SAM3SD8B Datasheet - Page 5

• Manufacturer Part Number: SAM3SD8B
• Manufacturer: Atmel Corporation

3. Signal Description
Table 3-1.
11090AS–ATARM–10-Feb-12
Signal Name
VDDIO
VDDIN
VDDOUT
VDDPLL
VDDCORE
GND
XIN
XOUT
XIN32
XOUT32
PCK0 - PCK2
RTCOUT0
RTCOUT1
TCK/SWCLK
TDI
TDO/TRACESWO
TMS/SWDIO
JTAGSEL
Signal Description List
Function
Peripherals I/O Lines and USB transceiver
Power Supply
Voltage Regulator Input, ADC, DAC and
Analog Comparator Power Supply
Voltage Regulator Output
Oscillator and PLL Power Supply
Power the core, the embedded memories
and the peripherals
Ground
Main Oscillator Input
Main Oscillator Output
Slow Clock Oscillator Input
Slow Clock Oscillator Output
Programmable Clock Output
Programmable RTC waveform output
Programmable RTC waveform output
Test Clock/Serial Wire Clock
Test Data In
Test Data Out / Trace Asynchronous Data
Out
Test Mode Select /Serial Wire Input/Output
JTAG Selection
Table 3-1
gives details on signal names classified by peripheral.
Serial Wire/JTAG Debug Port - SWJ-DP
Clocks, Oscillators and PLLs
Real Time Clock
Power Supplies
Input / I/O
Ground
Output
Output
Output
Output
Output
Output
Power
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Active
Level
High
SAM3S8/SD8 Summary
reference
Voltage
VDDIO
VDDIO
VDDIO
1.62 V to 1.95V
Comments
1.62V to 3.6V
1.8V to 3.6V
1.8V Output
1.62V to 1.95V
Reset State:
- PIO Input
- Internal Pull-up disabled
- Schmitt Trigger enabled
Reset State:
- PIO Input
- Internal Pull-up enabled
- Schmitt Trigger enabled
Reset State:
- PIO Input
- Internal Pull-up disabled
- Schmitt Trigger enabled
Reset State:
- SWJ-DP Mode
- Internal pull-up disabled
- Schmitt Trigger enabled
Permanent Internal
pull-down
(4)
(1)
(1)
(1)
(1)
(5)
5