CS5535 Datasheet, PDF (536/555 Pages) National Semiconductor (TI) – Geode™ CS5535 I/O Companion Multi-Function South Bridge

Electrical Specifications (Continued)
Read Operations
MHZ66_CLK
15 ns (approximate minimum clock period. SeeTable 6-7).
IDE_IOR0#
IDE_DATA[15:0] (Read)
Write Operations
MHZ66_CLK
t_SETUP
ATA-spec = 20 to 60 ns
depending on mode
t_HOLD
ATA-spec = 5 ns
15 ns (approximate minimum clock period. See Table 6-7).
IDE_DATA enable driving
IDE_IOW0#
IDE_DATA[15:0] (Write)
IDE_DATA TRI-STATE depending on mode
t_SETUP
ATA-spec = 20 to 60 ns
depending on mode
t_HOLD
ATA-spec = 10 to 30 ns
depending on mode
Figure 6-5. IDE Data In Timing Non-UltraDMA
www.national.com
536
Revision 0.8