WM9713LGEFL/RV Wolfson Microelectronics, WM9713LGEFL/RV Datasheet - Page 102

• 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

20h
WM9713L
Register 20h controls the bass and treble response of the left and right audio DAC (but not AUXDAC).
w
REGISTER
ADDRESS
15
12
11:8
6
4
3:0
BIT
BB
BC
BASS
DAT
TC
TRBL
LABEL
0 (linear)
0 (low)
1111 (off)
0 (0dB)
0 (high)
1111 (off)
DEFAULT
Bass Mode Control
0 = Linear bass control
1 = Adaptive bass boost
Bass Cut-off Frequency Control
0 = Low (130Hz at 48kHz sampling)
1 = High (200Hz at 48kHz sampling)
Bass Intensity Control
BB=0
0000 = +9dB
0001 = +9dB
… (1.5dB steps)
0111 = 0dB
… (1.5dB steps)
1011-1110 = -6dB
1111 = Bypass (off)
Pre-DAC Attenuation Control
0 = 0dB
1 = -6dB
Treble Cut-off Frequency Control
0 = High (8kHz at 48kHz sampling)
1 = Low (4kHz at 48kHz sampling)
Treble Intensity Control
0000 = +9dB
0001 = +9dB
… (1.5dB steps)
0111 = 0dB
… (1.5dB steps)
1011-1110 = -6dB
1111 = Bypass (off)
DESCRIPTION
BB=1
0000 = 15dB
… (1dB steps)
1110 = 1dB
1111 = Bypass (off)
PP Rev 3.2 September 2008
Pre-Production
Audio DACs,
Tone Control /
Bass Boost
REFER TO
102