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CM6533DH Datasheet(PDF) 53 Page - C-Media Electronics

Part # CM6533DH
Description  USB 2.0 Full-Speed compliant
PDF  60 Pages
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Manufacturer  CMEDIA [C-Media Electronics]
Direct Link  http://www.cmedia.com.tw
Logo CMEDIA - C-Media Electronics

CM6533DH Datasheet(HTML) 53 Page - C-Media Electronics

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CM6533,CM6533N,CM6533X1,CM6533DH
USB Audio Chip
Page 53 / 60
www.cmedia.com.tw
Rev.1.6
Copyright© C-Media Electronics Inc.
9.5 Analog Audio
Parameter
Symbol
Pin Name
Limit Values
Unit
Test Conditions
Min.
Typ.
Max
Signal Reference Voltage
XVAG
XVAG
1.65
1.75
1.85
V
RLoad>> 10 M
Microphone Input Clipping
Level (at minimum input
volume, i.e., 0 dB)
VMI
XMICL
XMICR
2.828
Vpp
Volume =
dB
Analog Output Voltage AC
VAO
XLNOUTL
XLNOUTR
2.828
Vpp
Microphone Input Impedance
MII
XMICL
XMICR
20
45
k
Microphone A-A Input
Impedance
MAII
XMICL
XMICR
20
k
Headphone Output
Impedance
HPOI
XLNOUTL
XLNOUTR
32
Volume =
dB
9.6 USB Transceiver
Parameter
Symbol
Pin Name
Limit Values
Unit
Test Conditions
Min.
Typ.
Max
Regulator Voltage
XV33
XV33
3.0
3.3
3.6
V
CL =10uF
Driver Output Impedance
including the 22
External
Serial Resistor
RO
D+/D−
24
40
static, LOW or HIGH
Rise and Fall Times
tr/tf
3
10
19
ns
CL = 50 pF, driver mode
Rise/Fall Time Matching
MA_TRT
F
90
110
%
CL = 50 pF, driver mode
Crossover Voltage
VXOVER
1.30
1.75
2.0
V
CL = 50 pF, driver mode
Differential Receiver
Common-Mode Range
VCM_DR
EC
0.8
2.5
V
Single-ended Receiver
Threshold Voltage
VT_SREC
0.8
2.0
V
Switchable Pull-up Resistor
RPU
VREG, D+
1.5
k
9.7 Microphone Bias
Parameter
Symbol
Pin Name
Limit Values
Unit
Test Conditions
Min.
Typ.
Max
Open Circuit Voltage
Microphone Bias
VMICBIA
S
MICBIAS
2.55
2.75
2.95
V
Output Current
Microphone Bias
IMICBIAS
MICBIAS
1.25
mA
RMIN=2.2k
Output Impedance
Microphone Bias
ROUTMI
CB
MICBIAS
600
650
700
Power Supply Rejection
Ratio for Microphone Bias
PSRRMIC
B
AVDD,
MICBIAS
100
dB
Internal regulators active,
at maximum load current
(0.5 mA), 1 kHz sine wave at
100 mVrms



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