at91cap7e ATMEL Corporation, at91cap7e Datasheet - Page 490

• Manufacturer Part Number: at91cap7e
• Description: Customizable Microcontroller
• Manufacturer: ATMEL Corporation

33.10 Timings
33.10.1
Table 33-18. Corner Definition
Timings in MAX corner always result from the extraction and comparison of timings in MAX and MIN corners.
Timings in STH corner always result from the extraction and comparision of timings in STH and MIN corners.
33.10.2
Table 33-19. Processor Clock Waveform Parameters
33.10.3
Criteria used to define the maximum frequency of the I/Os:
Table 33-20.
Notes:
490
Corner
MAX
STH
MIN
Symbol
1/(t
1/(t
Symbol
FreqMax
PulseminH
PulseminL
• output duty cycle (40%-60%)
• minimum output swing: 100mV to VDDIO - 100mV
• Addition of rising and falling time inferior to 75% of the period
CPPCK
CPPCK
1. Pin Group x = To Be Defined for each product
2. 3.3V domain: V
3. 1.8V domain: V
)
)
AT91CAP7E
Corner Definition
Processor Clock
Maximum Speed of the I/Os
Process
Slow
Slow
Fast
Parameter
Pin Group x
Pin Group
Pin Group x
Parameter
Processor Clock Frequency
Processor Clock Frequency
Temp
(External ; Junction)
85°C ; 100°C
85°C; 100°C
-40C; -40C
VDDIOP
VDDIOP
(1)
(1)
(1)
High Level Pulse Width
frequency
Low Level Pulse Width
from 3.0V to 3.6V, maximum external capacitor = 40pF
from 1.65V to 1.95V, maximum external capacitor = 20pF
VDDCORE: 1.2V
1.10V
1.2V
1.32V
Conditions
Corner MAX
Corner STH
Conditions
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
VDDIO: 3.3V
3.0V
3.3V
3.6V
(2)
(3)
(2)
(3)
(2)
(3)
Min
Min
TBD
TBD
TBD
TBD
Max
TBD
TBD
Max
TBD
80
Units
8549A–CAP–10/08
MHz
MHz
ns
ns
ns
ns
Units
MHz
MHz