at91rm3400 ATMEL Corporation, at91rm3400 Datasheet - Page 439

• Manufacturer Part Number: at91rm3400
• Description: Atmel Advanced At91 Arm Microcontroller
• Manufacturer: ATMEL Corporation

AC Characteristics
Applicable Conditions and Derating Data
Conditions and
Timings
Computation
1790A–ATARM–11/03
The delays are given as typical values under the following conditions:
•
•
•
•
•
•
The minimum and maximum values given in the AC characteristics tables of this datasheet
take into account process variation and design. In order to obtain the timingfor other condi-
tions, the following equation should be used:
where:
•
•
•
•
•
•
The input delays are given as typical values.
Note:
t
=
V
V
Ambient Temperature = 25°C
Load Capacitance = 0 pF
The output level change detection is (0.5 x V
The input level is (0.3 x V
detection.
t
capacitance of 0 pF.
C
pins given in Min and Max in this datasheet.
DATASHEET
T°
VDDCORE
VDDIO
CSIGNAL
DDIO
DDCORE
SIGNAL
T
is the derating factor in temperature given in Figure 178 on page 440.
1. The user must take into account the package capacitance load contribution (C
is the derating factor for the IO Power Supply given in Figure 180 on page 441.
= 3.3V
is the capacitance load on the considered output pin
is the load derating factor depending on the capacitance load on the related output
is the derating factor for the Core Power Supply given in Figure 179 on page 440.
is the minimum or maximum timing value given in this datasheet for a load
in Table 73 on page 432.
= 1.8V
VDDCORE
t
DATASHEET
DDIO
) for a low-level detection and is (0.7 x V
+
VDDIO
DDIO
).
C
SIGNAL
(1)
.
AT91RM3400
CSIGNAL
DDIO
) for a high-level
IN
) described
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