MAX9853 Maxim Integrated Products, MAX9853 Datasheet - Page 32

• Manufacturer Part Number: MAX9853
• Description: (MAX9851 / MAX9853) Stereo Audio CODECs
• Manufacturer: Maxim Integrated Products

Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
Figure 2. Digital Audio Interface Timing—I
Figure 3. Digital Audio Interface Timing—Voice Modes with Optional Vibe Data
32
SDOUT
LRCLK
BCLK
BCLK (IN)
BCLK (IN)
SDIN
______________________________________________________________________________________
LRCLK (IN)
LRCLK (IN)
SDOUT
SDOUT
SDIN
SDIN
*MASTER OPERATION:
*SLAVE OPERATION:
SLAVE MODE: S_WCI = 1, S_BCI = 0, S_DLY = 0, S_WS = 0
SLAVE MODE: S_WCI = 0, S_BCI = 1, S_DLY = 1, S_WS = 0
15 14 13 12 11 10
15 14 13 12 11 10
15 14 13 12 11 10
LRCLK PULSE WIDTH = 1 BCLK CYCLE WIDE
BCLK = CONTINUOUS 13MHz OUTPUT
BCLK MAY HAVE ANY NUMBER OF CYCLES > 17.
MCLK/RCLK RATIO MUST BE EXACTLY 1625x.
15 14 13 12 11 10
15 14 13 12 11 10
15 14 13 12 11 10
LEFT MONO SIGNAL (8kHz OR 16kHz Fs)
LEFT DATA SAMPLE
LEFT DATA SAMPLE
LEFT DATA SAMPLE
9
9
LEFT DATA SAMPLE
9
9
LEFT
LEFT
8
8
9
8
8
9
7
8
7
7
8
7
2
S Slave Modes
7
6
6
7
6
6
6
5
5
5
6
5
4
5
4
4
5
4
4
3
3
3
4
3
2
3
2
3
2
2
2
1
1
2
1
1
1
0
0
1
0
0
0
0
15 14 13 12 11 10
15 14 13 12 11 10
15 14 13 12 11 10
15 14 13 12 11 10
15 14 13 12 11 10
RIGHT (OPTIONAL DATA FOR VIBE)
9
RIGHT DATA SAMPLE
RIGHT DATA SAMPLE
RIGHT DATA SAMPLE
8
RIGHT DATA SAMPLE
9
9
RIGHT
RIGHT
7
8
9
8
9
6
7
8
7
8
5
6
7
6
7
4
5
6
5
6
3
4
5
4
5
4
2
3
3
4
2
3
1
2
3
1
2
0
1
2
0
1
0
1
0
0