WM9713LGEFL/RV Wolfson Microelectronics, WM9713LGEFL/RV Datasheet - Page 22

• Manufacturer Part Number: WM9713LGEFL/RV
• Description: Audio CODECs Stereo AC'97 CODEC T/P Interface
• Manufacturer: Wolfson Microelectronics

Specifications of WM9713LGEFL/RV

• Number Of Adc Inputs: 1
• Number Of Dac Outputs: 1
• Conversion Rate: 8 KSPs
• Interface Type: AC97
• Resolution: 12 bit
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-48
• Minimum Operating Temperature: - 25 C
• Number Of Channels: 1 ADC, 1 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM9713L
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Clock mode and division ratios are controlled by register 44h as shown in Table 3.
Table 3 Clock Muxing and Division Control
44h
REGISTER
ADDRESS
14:12
11:8
7
5:3
2
1
0
BIT
S
S
CLKSRC
PENDIV
CLKBX2
CLKAX2
CLKMUX
EXT
EXT
LABEL
[6:4]
[3:0]
000 (div 1)
0000 (div 1)
1 (ext clk)
000 (div 16)
0 (Off)
0 (Off)
0 (MCLKA)
DEFAULT
Hi-Fi Block Clock Division Control
000 = f
001 = f/2
…
111 = f/8
Voice DAC Clock Division Control
0000 = f
0001 = f/2
1111 = f/16
AC97 CLK Source Control
1 = External clock
0 = PLL clock
AUXADC Clock Division Control
000 = f/16
001 = f/12
010 = f/8
011 = f/6
100 = f/4
101 = f/3
110 = f/2
111 = f
MCLKB Multiplier Control
0 = Normal
1 = Multiply by 2
MCLKA Multiplier Control
0 = Normal
1 = Multiply by 2
External Clock Source Control
0 = Use MCLKA
1 = Use MCLKB
Note: On power-up clock must be present
on MCLKA and must be active for 2 clock
cycles after switching to MCLKB
…
DESCRIPTION
PP Rev 3.2 September 2008
Pre-Production
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