ymf740c ETC-unknow, ymf740c Datasheet - Page 41

• Manufacturer Part Number: ymf740c
• Description: Ds-1l
• Manufacturer: ETC-unknow

YMF740C
4-4. AC’97 Master Clock
Note : Top = 0-70°C, PVDD=5.0±0.25 V, VDD5=5.0±0.25 V, VDD3=3.3±0.3 V, LVDD=3.3±0.3 V, C
CMCLK Cycle Time
CMCLK High Time
CMCLK Low Time
CMCLK Rising Time
CMCLK Falling Time
Item
CMCLK
t
(Fig.5)
CMR
Fig.5: Master Clock timing for AC’97
Symbol
t
t
t
CMHIGH
CMLOW
CMCYC
t
t
CMR
CMF
t
CMHIGH
Min.
-41-
8
8
-
-
-
t
CMCYC
40.69
3.5 V
Typ.
t
4.6
2.1
CMLOW
t
-
-
CMF
Max.
-
-
-
-
-
0.4 V
2.5 V
Unit
ns
ns
ns
ns
ns
January 14, 1999
L
=50 pF