at91sam9g45 ATMEL Corporation, at91sam9g45 Datasheet - Page 4

• Manufacturer Part Number: at91sam9g45
• Description: At91 Arm Thumb-based Microcontrollers
• Manufacturer: ATMEL Corporation

3. Signal Description
Table 3-1.
4
Signal Name
VDDIOM0
VDDIOM1
VDDIOP0
VDDIOP1
VDDIOP2
VDDBU
VDDANA
VDDPLLA
VDDPLLUTMI
VDDOSC
VDDCORE
VDDUTMIC
VDDUTMII
GNDIOM
GNDIOP
GNDCORE
GNDOSC
GNDBU
GNDUTMI
GNDANA
XIN
XOUT
XIN32
XOUT32
VBG
PCK0 - PCK1
AT91SAM9G45
Signal Description List
DDR2 I/O Lines Power Supply
Peripherals I/O Lines Power Supply
Peripherals I/O Lines Power Supply
ISI I/O Lines Power Supply
Analog Power Supply
PLLA Power Supply
PLLUTMI Power Supply
Oscillator Power Supply
Core Chip Power Supply
UDPHS and UHPHS UTMI+ Core
Power Supply
UDPHS and UHPHS UTMI+ interface
Power Supply
DDR2 and EBI I/O Lines Ground
Peripherals and ISI I/O lines Ground
PLLA, PLLUTMI and Oscillator
Ground
Backup Ground
UDPHS and UHPHS UTMI+ Core and
interface Ground
Analog Ground
Main Oscillator Input
Main Oscillator Output
Slow Clock Oscillator Input
Slow Clock Oscillator Output
Bias Voltage Reference for USB
Programmable Clock Output
EBI I/O Lines Power Supply
Backup I/O Lines Power Supply
Core Chip Ground
Table 3-1
Function
gives details on the signal names classified by peripheral.
Clocks, Oscillators and PLLs
Power Supplies
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Input
Output
Input
Output
Analog
Output
Type
Active
Level
Reference
(1)
Voltage
1.65V to 1.95V or 3.0V to3.6V
1.65V to 3.6V
1.65V to 3.6V
1.65V to 3.6V
0.9V to 1.1V
3.0V to 3.6V
Comments
1.65V to 1.95V
1.8V to 3.6V
3.0V to 3.6V
0.9V to 1.1V
0.9V to 1.1V
1.65V to 3.6V
0.9V to 1.1V
6438CS–ATARM–13-Oct-09