Datasheet

SAM9263 [DATASHEET]
Atmel-6249N-ATARM-SAM9263-Datasheet_14-Mar-16
6
2. Signal Description
Table 2-1 gives details on the signal name classified by peripheral.
Table 2-1. Signal Description List
Signal Name Function Type
Active
Level Comments
Power Supplies
VDDIOM0 EBI0 I/O Lines Power Supply Power 1.65–3.6 V
VDDIOM1 EBI1 I/O Lines Power Supply Power 1.65–3.6 V
VDDIOP0 Peripherals I/O Lines Power Supply Power 2.7–3.6 V
VDDIOP1 Peripherals I/O Lines Power Supply Power 1.65–3.6 V
VDDBU Backup I/O Lines Power Supply Power 1.08–1.32 V
VDDPLL PLL Power Supply Power 3.0–3.6 V
VDDOSC Oscillator Power Supply Power 3.0–3.6 V
VDDCORE Core Chip Power Supply Power 1.08–1.32 V
GND Ground Ground
GNDPLL PLL Ground Ground
GNDBU Backup Ground Ground
Clocks, Oscillators and PLLs
XIN Main Oscillator Input Input
XOUT Main Oscillator Output Output
XIN32 Slow Clock Oscillator Input Input
XOUT32 Slow Clock Oscillator Output Output
PLLRCA PLL A Filter Input
PLLRCB PLL B Filter Input
PCK0–PCK3 Programmable Clock Output Output
Shutdown, Wakeup Logic
SHDN Shutdown Control Output
Driven at 0V only. Do not tie
over VDDBU.
WKUP Wake-up Input Input
Accepts between 0V and
VDDBU.
ICE and JTAG
NTRST Test Reset Signal Input Low Pull-up resistor
TCK Test Clock Input No pull-up resistor
TDI Test Data In Input No pull-up resistor
TDO Test Data Out Output
TMS Test Mode Select Input No pull-up resistor
JTAGSEL JTAG Selection Input
Pull-down resistor. Accepts
between 0V and VDDBU.
RTCK Return Test Clock Output