CS22220 Datasheet, PDF (31/34 Pages) Cirrus Logic – WIRELESS PCI/USB CONTROLLER

PC_A[25:0]
PC_NREG
PC_NCE
PC_NIOWR
PC_IOIS16
t_df IOIS16 (ADR)
PC_NWAIT
PC_D[15:0]
t_su REG (IOWR) ^{th A (IOWR)}
t_h REG (IOWR)
t_su CE (IOWR)
t_h CE (IOWR)
t_w (IOWR)
t_su A (IOWR)
t_dr IOIS16 (ADR)
t_df WT (IOWR)
t_w (WT)
t_dr IOWR (WT)
t_h (IOWR)
t_su (IOWR)
Figure 11. I/O ‘Write’ Timing Diagram
Table 14. I/O ‘Write’ (Output) Timing Specification
Item
Data Setup after PC_NIOWR
Data Hold following PC_NIOWR
PC_NIOWR Width Time
Address Setup before PC_NIOWR
Address Hold following PC_NIOWR
PC_NCE Setup before PC_NIOWR
PC_NCE Hold following PC_NIOWR
PC_NREG Setup before PC_NIOWR
PC_NREG Hold following PC_NIOWR
PC_NIOIS16 Delay Falling from Address
PC_NIOIS16 Delay Rising from Address
PC_NWAIT Delay Falling from PC_NIOWR
PC_NWAIT Width Time
PC_NIOWR Width Time
Symbol
t_d (NIOWR)
t_h (NIOWR)
t_w IOWR
t_su A (NIOWR)
t_h A (NIOWR)
t_su CE (NIOWR)
t_h CE (NIOWR)
t_su REG (NIOWR)
t_h REG (NIOWR)
t_df IOIS16 (ADR)
t_dr IOIS16 (ADR)
t_d WT (NIOWR)
t_w (WT)
t_dr IOWR (WT)
Min
Max
60
30
165
70
20
5
20
5
0
35
35
35
12,000
0
CS22220 Wireless PCMCIA Controller
31 of 34
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