MAX98090AETL+ Maxim Integrated, MAX98090AETL+ Datasheet - Page 125

• Manufacturer Part Number: MAX98090AETL+
• Description: Interface - CODECs 5V 130mW Stereo Headphone Amp
• Manufacturer: Maxim Integrated

Specifications of MAX98090AETL+

• Rohs: yes

MAX98090
Table 57. DSP Filter Configuration Register
Figure 31. Playback Path Digital-to-Analog Converter
www.maximintegrated.com
BIT
7
6
5
4
3
2
1
0
DAI
ADDRESS: 0x26
MODE
NAME
DHPF
AHPF
DHF
—
—
—
—
RIGHT
L/R ST
LEVEL
DVST[3:0]
GAIN
LEFT
GAIN
DVG[1:0]
TYPE
R/W
R/W
R/W
R/W
—
—
—
—
SIDETONE FROM
RECORD PATH
SIDETONE
SIDETONE
DSTS[1:0]
RIGHT
LEFT
POR
—
—
—
—
1
0
0
0
Enables the CODEC DSP FIR Music Filters (Default IIR Voice Filters)
RIGHT
LEVEL
Enables the Record Path DC Blocking Filter
Enables the Playback Path DC Blocking Filter
Enables the DAC High Sample Rate Mode (LRCLK > 50kHz, FIR Only)
LEVEL
LEFT
DV[3:0]
0: The codec DSP filters operate in IIR voice mode with stop band frequencies
below the f
16kHz voice application use.
1: The codec DSP filters operate in a linear phase FIR audio mode optimized to
maintain stereo imaging and operate at higher f
lower power.
DVM
0: DC-blocking filter disabled.
1: DC-blocking filter enabled.
0: DC-blocking filter disabled.
1: DC-blocking filter enabled.
0: LRCLK is less than 50kHz. 8x FIR interpolation filter used.
1: LRCLK is greater than 50kHz. 4x FIR interpolation filter used.
RIGHT 7-BAND
PARAMETRIC
PARAMETRIC
B0_EQ_[23:0]
B1_EQ_[23:0]
B2_EQ_[23:0]
A1_EQ_[23:0]
A2_EQ_[23:0]
LEFT 7-BAND
EQ_BANDEN
EQUALIZER
EQUALIZER
DVEQ[3:0]
S
EQCLP
/2 Nyquist rate. The voice mode filters are optimized for 8kHz or
Ultra-Low Power Stereo Audio Codec
RIGHT PLAYBACK PATH
LEFT PLAYBACK PATH
LEVEL CONTROL
LEVEL CONTROL
ALCCMP[2:0]
ALCTHC[4:0]
AUTOMATIC
ALCRLS[2:0]
ALCATK[2:0]
ALCEXP[2:0]
ALCTHE[4:0]
AUTOMATIC
RIGHT ALC:
LEFT ALC:
ALCG[4:0]
ALCEN
TECHNOLOGY DSP
FLEXSOUND
DESCRIPTION
—
—
—
—
FILTERS
FILTERS
MODE
RIGHT
DHPF
LEFT
S
rates while utilizing
PERFMODE
DAREN
DALEN
RIGHT
LEFT
DACHP
DAC
DAC
Maxim Integrated │ 125
ANALOG
OUTPUT
MIXERS
TO THE