AM3715CBP Datasheet, PDF (159/280 Pages) Texas Instruments – Sitara ARM Microprocessors

AM3715, AM3703
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SPRS616F – JUNE 2010 – REVISED AUGUST 2011
6.3 Timing Parameters
The timing parameter symbols used in the timing requirements and switching characteristics tables are
created in accordance with JEDEC Standard 100. To shorten the symbols, some of pin names and other
related terminologies have been abbreviated as follows:
Table 6-1. Timing Parameters
SYMBOL
c
d
dis
en
h
su
START
t
v
w
X
F
H
L
R
V
IV
AE
FE
LE
Z
SUBSCRIPTS
PARAMETER
Cycle time (period)
Delay time
Disable time
Enable time
Hold time
Setup time
Start bit
Transition time
Valid time
Pulse duration (width)
Unknown, changing, or don’t care level
Fall time
High
Low
Rise time
Valid
Invalid
Active edge
First edge
Last edge
High impedance
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Timing Requirements and Switching Characteristics 159
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