13 audio interface (ac97), Figure 9-47, Ac97 reset timing diagram – AMD Geode SC3200 User Manual
Page 410: Figure 9-48, Ac97 sync timing diagram, Table 9-35, Ac reset timing parameters, Table 9-36, Ac97 sync timing parameters
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410
AMD Geode™ SC3200 Processor Data Book
Electrical Specifications
32581C
9.3.13
Audio Interface (AC97)
Figure 9-47. AC97 Reset Timing Diagram
Figure 9-48. AC97 Sync Timing Diagram
Table 9-35. AC Reset Timing Parameters
Symbol
Parameter
Min
Typ
Max
Unit
Comments
t
RST_LOW
AC97_RST# active low pulse width
1.0
µs
t
RST2CLK
AC97_RST# inactive to BIT_CLK
startup delay
162.8
ns
AC97_RST#
BIT_CLK
t
RST_LOW
t
RST2CLK
Table 9-36. AC97 Sync Timing Parameters
Symbol
Parameter
Min
Typ
Max
Unit
Comments
t
SYNC_HIGH
SYNC active high pulse width
1.3
µs
t
SYNC_IA
SYNC inactive to BIT_CLK startup
delay
162.8
ns
SYNC
BIT_CLK
t
SYNC_HIGH
t
SYNC_IA
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