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CIRRUS LOGIC PRELIMINARY PRODUCT BULLETIN JUNE 30, 5:03 PM

DS292PP3

CS4614

CrystalClear™ SoundFusion™ PCI Audio Accelerator

VDD5REF = 5 V; VDD5REF = 5 V; PCIGND = CGND = CRYGND = 0 V; Logic 0 = 0 V, Logic 1 = 3.3 V;

Timing reference levels = 1.4 V; unless otherwise noted)

Parameter

Symbol

Min

Typ

Max

Unit

ABITCLK cycle time

78

81.4

-

ns

ABITCLK rising to ASDOUT valid

-17

25

ns

ASDIN valid to ABITCLK falling

15

-

-

ns

ASDIN hold after ABITCLK falling

5-

-

ns

PCICLK rising to ARST# valid

-10-

ns

PCICLK

pd5

h5

pd6

t

t

t

t

s5

Figure 3. AC ’97 Configuration Timing Diagram

ABITCLK

ASYNC

ASDOUT

ASDIN

ARST#