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YMF744B
February 3, 1999
-55-
4-4. AC’97 Master Clock (Fig.5)
Item Symbol Min. Typ. Max. Unit
CMCLK Cycle Time t
CMCYC
- 40.69 - ns
CMCLK High Time t
CMHIGH
8--ns
CMCLK Low Time t
CMLOW
8-ns
CMCLK Rising Time t
CMR
-4.6-ns
CMCLK Falling Time t
CMF
-2.1-ns
Note : Top = 0-70°C, PVDD=3.3
±
0.3 V, VDD=3.3
±
0.3 V, CVDD=3.3
±
0.3 V, LVDD=3.3
±
0.3 V, C
L
=50 pF
t
CMCLK
CMCYC
t
CMF
t
CMR
t
CMHIGH
0.2 V
DD3
0.5 V
DD3
0.8 V
DD3
t
CMLOW
Fig.5: Master Clock timing for AC’97