CY28347 Cypress Semiconductor, CY28347 Datasheet - Page 18

• Manufacturer Part Number: CY28347
• Description: Universal Single-chip Clock Solution
• Manufacturer: Cypress Semiconductor

Document #: 38-07352 Rev. *C
P4 Processor SELP4_K7# = 1.
Power-down Deassertion (P4 Mode)
The power-up latency needs to less than 1.5mS.
R EF 14.318M H z
D D R C 133M H z
C PU C 133M H z
D D R T 133M H z
C PU T 133M H z
REF 14.318MHz
DDRC 133MHz
CPUC 133MHz
DDRT 133MHz
CPUT 133MHz
AG P 66M H z
U SB 48M H z
PW R D W N #
PC I 33M H z
AGP 66MHz
USB 48MHz
PW RDW N#
PCI 33MHz
Figure 13. Power-down Assertion Timing Waveform (in P4 Mode)
Figure 14. Power-down Deassertion Timing Waveform (in P4 Mode)
<1.5 m sec
CY28347
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