SAM3A8C Atmel Corporation, SAM3A8C Datasheet - Page 314
SAM3A8C
Manufacturer Part Number
SAM3A8C
Description
Manufacturer
Atmel Corporation
- Current page: 314 of 1465
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Table 20-1.
314
314
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]
PA0
PA1
PA2
PA3
NRST
SAM3X/A
SAM3X/A
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
20-3)
Clocks
Power
Input/Output
Test
PIO
Ground
Ground
Ground
Ground
Ground
Output
Output
Power
Power
Power
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Active
Level
High
High
High
High
Low
Low
Low
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
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Comments
Apply external 3.0V-3.6V
Apply external 3.0V-3.6V
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
Must be connected to VDDIO at power-up
Must be connected to VDDIO at power-up
Must be connected to GND at power-up
Must be connected to GND at power-up
Must be connected at start-up.
And toggle at VDDIO
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
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