cy284108 SpectraLinear Inc, cy284108 Datasheet - Page 10

• Manufacturer Part Number: cy284108
• Description: Clock Generator For Intel Blackford And Bayshore Chipsets
• Manufacturer: SpectraLinear Inc

CY284108
FS_A, FS_B,FS_C
VTT_PWRGD#
PWRGD_VRM
0.2-0.3 ms
Wait for
Device is not affected,
Sample Sels
VDD Clock Gen
Delay
VTT_PWRGD#
VTT_PWRGD# is ignored
Clock State
State 0
State 1
State 2
State 3
Off
On
Clock Outputs
On
Off
Clock VCO
Figure 6. VTT_PWRGD# Timing Diagram
S2
S1
VTT_PWRGD# = Low
Delay >
Sample
0.25 ms
Inputs straps
VDD_A = 2.0V
Wait for <1.8 ms
S0
S3
VDD_A = off
Normal
Enable Outputs
Power Off
Operation
VTT_PWRGD# = toggle
Figure 7. Clock Generator Power-up/Run State Diagram
Rev 1.0, November 22, 2006
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