CMI9761A Datasheet, PDF (18/23 Pages) List of Unclassifed Manufacturers – C-Media CMI9761A / 9761A+ 6 Channel AC97 2.3 Audio Codec

CMI9761A/9761A+ DataSheet
2004/02/09, Rev 1.2
8.3 AC-Link Clocks
Parameter
Symbol Minimum Typical Maximum Units
BIT_CLK frequency
- 12.288 - MHz
BIT_CLK period
BIT_CLK output jitter
T_{clk_period}
-
-
81.4
-
ns
- 750.0 ps
BLT_CLK high pulse width
(note 1)
T_{clk_high} 36.0 40.7 45.0 ns
BIT_CLK low pulse width
(note 1)
T_{clk_low} 36.0 40.7 45.0 ns
SYNC frequency
-
48.0
- kHz
SYNC period
T_{sync_period}
-
20.8
-
µs
SYNC high pulse width
T_{sync_high}
-
1.3
-
µs
SYNC low_pulse width
T_{sync_low}
-
19.5
-
µs
Note 1: Worse case duty cycle restricted to 45/55.
Figure 6. BIT_CLK and SYNC Timing Diagram
Copyright 2003-2004 © C-Media Electronics Inc.
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