CM6533-N Datasheet, PDF (8/60 Pages) C-Media Electronics – USB 2.0 Full-Speed compliant

CM6533,CM6533N,CM6533X1,CM6533DH
USB Audio Chip
2.6 General Firmware Volume Setting Value
The CM6533/CM6533N/CM6533X1/CM6533DH is a MCU base USB Audio Device; the default topology is different from
its hardware capability.
Please refer to chapter 5.1 and 5.2 for the CM6533/CM6533N/CM6533X1/CM6533DH default topology while below the
gain volume range.
Device
Speaker
Microphone in recording Volume
Microphone A-A path (playback)
Minimum
-45dB(Mute)
0dB
-15dB(Mute)
Maximum
0dB
+30dB
+22dB
Default
-10dB
+20dB
0dB
dB/Step
1dB
1dB
1dB
2.7 CM6533/CM6533N/CM6533X1/CM6533DH Compared Table
The pin out of CM6533, CM6533N, CM6533X1 and CM6533DH are all the same and they only differ in firmware,
software and package.
Package
Firmware
Software
Jack Detection
Xear™ Surround HP
Dolby® Headphone
CM6533N
QFN48
Optional Jack
Detection
●
--
--
CM6533
LQFP48
Optional Jack
Detection
●
--
--
CM6533X1
LQFP48
--
--
●
For the detailed firmware and software information, please refer to its corresponding spec.
CM6533DH
LQFP48
--
--
--
●
 Software Functions:
 CM6533X1 Xear™ Sound Processing
 Xear™ Surround Headphone
 Xear™ Software 10 Band Equalizer
 Xear™ Audio Brilliant
 Xear™ Dynamic Bass
 Xear™ Voice Clarity
 Xear™ Smart Volume
 Xear™ Surround Max
 Xear™ Magic Voice
 Xear™ Environmental Noise Cancellation
 CM6533DH Dolby® and Xear™ Sound Processing
 Dolby® Headphone v2
 Dolby Pro Logic® IIx
 Xear™ Environment Effect
 Xear™ Software 10 Band Equalizer
 Xear™ Magic Voice
Page 8 / 60
Rev.1.6
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