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WM8991 Datasheet(PDF) 130 Page - Wolfson Microelectronics plc

Part # WM8991
Description  Mobile Multimedia CODEC with Dual-Mode Class AB/D Speaker Driver
PDF  174 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8991 Datasheet(HTML) 130 Page - Wolfson Microelectronics plc

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WM8991
Pre-Production
w
PP, May 2008, Rev 3.1
130
R/W
A6
A5
A4
A3
A2
A1
A0
SDIN
SCLK
CSB
control register address
control register data bits (READ/WRITE)
SDOUT
B15
B14
B13
B12
B11
B10
B9
B8
B0
B7
B6
B5
B4
B3
B2
B1
B15
B14
B13
B12
B11
B10
B9
B8
B0
B7
B6
B5
B4
B3
B2
B1
Figure 87 4-Wire Readback (Push 0/1)
A6
A5
A4
A3
A2
A1
A0
SDIN
SCLK
CSB
control register address
control register data bits (READ/WRITE)
SDOUT
undriven
B15
B14
B13
B12
B11
B10
B9
B8
B0
B7
B6
B5
B4
B3
B2
B1
B15
B14
B13
B12
B11
B10
B9
B8
B0
B7
B6
B5
B4
B3
B2
B1
ud
R/W
Figure 88 4-Wire Readback (wired-OR)



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