ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 1126

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

43.9
43.9.1
Table 43-43. Master Clock Waveform Parameters
43.9.2
Table 43-44. I/O Characteristics
Notes:
Table 43-45. NRSTB
1126
Symbol
1/(t
Symbol
FreqMax1
PulseminH
PulseminL
FreqMax2
PulseminH
PulseminL
Symbol
Tf
Tuf
CPMCK
AC Characteristics
1. Pin Group 1 = PA3, PA15
2. Pin Group 2 = PA[0-2], PA[4-14], PA[16-31], PB[0-31], PC[0-31]
)
SAM3U Series
Master Clock Characteristics
I/O Characteristics
1
2
1
2
Parameter
Filtered Pulse Width
Unfiltered Pulse Width
Parameter
Master Clock Frequency
Parameter
Pin Group 1
Pin Group 1
Pin Group 1
Pin Group 2
Pin Group 2
Pin Group 2
Criteria used to define the maximum frequency of the I/Os:
(1)
(1)
(1)
(2)
(2)
(2)
Maximum output frequency
High Level Pulse Width
High Level Pulse Width
Low Level Pulse Width
Maximum output frequency
Low Level Pulse Width
– output duty cycle (40%-60%)
– minimum output swing: 100 mV to VDDIO - 100 mV
– minimum output swing: 100 mV to VDDIO - 100 mV
– Addition of rising and falling time inferior to 75% of the period
Conditions
Conditions
VDDCORE @ 1.62V
VDDCORE @ 1.8V
30 pF
45 pF
30 pF
45 pF
30 pF
45 pF
Conditions
1.62V < VDDIO < 3.6V
1.62V < VDDIO < 3.6V
1.62V < VDDIO < 3.6V
V
V
V
V
V
V
V
V
V
V
V
V
Load: 25 pF
Load: 25pF
Load: 25pF
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
= 1.62V
= 1.62V
= 1.62V
= 1.62V
= 1.62V
= 1.62V
= 3.0V
= 3.0V
= 3.0V
= 3.0V
= 3.0V
= 3.0V
Min
100
Min
Typ
14.7
14.7
14.5
14.5
Min
7.7
7.7
11
11
11
11
6430D–ATARM–25-Mar-11
Max
Max
84
96
1
Max
45
65
34
45
35
Units
Units
MHz
Units
μs
μs
MHz
MHz
ns
ns
ns
ns