MAX98090AETL+ Maxim Integrated, MAX98090AETL+ Datasheet - Page 126

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

Specifications of MAX98090AETL+

• Rohs: yes

MAX98090
Analog Audio Output Configuration
The device features three independent integrated analog
audio output drivers (Figure 32). The receiver/line output
driver can be configured either as a differential receiver/
earpiece output or as a stereo single-ended line output
driver. The stereo speaker output drivers are filterless Class
D differential amplifiers capable of driving both 4Ω and 8Ω
Figure 32. Analog Audio Output Functional Diagram
www.maximintegrated.com
DACLEN
ANALOG
DRIVERS
INPUT
LEFT
DAC
TECHNOLOGY
FLEXSOUND
PERFMODE
DACHP
DSP
MAX98090
RIGHT
DAC
DACREN
LINE A
LINE B
LINE A
LINE B
LINE A
LINE B
LINE A
LINE B
LINE A
LINE B
LINE A
LINE B
DACR
DACR
DACR
DACR
DACR
DACR
DACL
MIC 1
MIC 2
DACL
MIC 1
MIC 2
DACL
MIC 1
MIC 2
DACL
MIC 1
MIC 2
DACL
MIC 1
MIC 2
DACL
MIC 1
MIC 2
MIXER
MIXER
MIXER
MIXER
MIXER
MIXER
RIGHT
RIGHT
RIGHT
LEFT
LEFT
LEFT
RCV/
LINE
OUT
RCV/
LINE
OUT
SPK
SPK
HP
HP
-12dB TO 0dB
speakers. The headphone output drivers utilize Maxim’s
DirectDrive architecture with an integrated charge pump,
and provide configurable headphone and headset jack
detection. Each analog audio output driver has a program-
mable gain input mixer and output amplifier. Each mixer
accepts any combination of signals from the playback DAC,
the analog microphone amplifier, and the line input drivers.
-12dB TO 0dB
-12dB TO 0dB
-12dB TO 0dB
-12dB TO 0dB
-12dB TO 0dB
Ultra-Low Power Stereo Audio Codec
MIXSPLG[1:0]
MIXRVCLG[1:0]
MIXRVCLG[1:0]
MIXSPL[5:0]
MIXRVCL[5:0]
MIXRVCL[5:0]
MIXSPLG[1:0]
MIXHPLG[1:0]
MIXHPRG[1:0]
MIXSPL[5:0]
MIXHPL[5:0]
MIXHPR[5:0]
MIXHPRSEL
MIXHPLSEL
LINMOD
RIGHT PGA
RIGHT
MUX
SPEAKER
LEFT PGA
SPEAKER
LEFT
MUX
MUX
RCV/
LINE
OUT
HP
HP
-48dB TO 14dB
-48dB TO 14dB
HEADPHONE
HEADPHONE
RCVLVOL[4:0]
RCVRVOL[4:0]
HPVOLL[4:0]
RIGHT PGA
HPVOLR[4:0]
RIGHT PGA
LEFT PGA
LEFT PGA
LINE OUT
LINE OUT
RCVLEN
RCVREN
HPLEN
HPREN
VS2EN
RCVLM
RCVRM
HPLM
ZDEN
VSEN
SPVOLL[4:0]
SPVOLR[4:0]
HPRM
VS2EN
ZDEN
VSEN
SPREN
SPLEN
SPLM
SPLM
SPKSLAVE
6dB
6dB
-67dB TO 3dB
-62dB TO 8dB
-62dB TO 8dB
-67dB TO 3dB
CPVSS CPVDD C1N C1P
CHARGE PUMP
DIRECT DRIVE
HEADPHONE
VS2EN
ZDEN
VSEN
Maxim Integrated │ 126
RCVP/
LOUTL
RCVN/
LOUTR
SPKLGND
SPKLP
SPKLN
SPK_VDD
SPKRP
SPKRN
SPKRGND
HPL
HPSNS
HPR
HPVDD
HPGND