CMI8738-MX Datasheet, PDF (9/32 Pages) C-Media Electronics – PCI-6CH C3DX series /PCI-Based HRTF 3D Extension Positional Audio Chip

CMI8738
PCI-6CH C3DX series /PCI-Based HRTF 3D Extension Positional Audio Chip
6. Electrical Characteristics
6.1 Absolute Maximum Ratings
Ratings
Digital power voltage
Analog power voltage
Operating temperature range
Storage temperature range
Maximum power dissipation
Symbol
VDD
AVDD
TO
TST
PDMAX
Value
VDD5%
AVDD5%
0 to 70
-40 to 125
300
6.2 Digital Characteristics
PARAMETER
Input high voltage(PCI I/O)
Input low voltage (PCI I/O)
Output high voltage
Output low voltage
SPDIF IN input high voltage
SPDIF IN input low voltage
SPDIF output high voltage
SPDIF output low voltage
Output low current
Symbol
Min
VIH
2.
VIL
-0.5
VOH
2.4
VOL
0.0
VIH1
VIL1
VOH1
VOL1
4
6.3 Audio Characteristics
PARAMETER
Analog input voltage
Analog output voltage
A-A S/N ratio
A-A THD
ADC S/N ratio
ADC THD
DAC S/N ratio
DAC THD
SPDIF IN/OUT S/N ratio
SPDIF IN/OUT THD
Microphone input level
Microphone booster
Symbol
Min
Avin
Avout
20
Units
V
V
C
C
MW
Typ
Max
VDD+0.3
0.8
VDD
0.2
0.4
2.6
2.4
VDD
GND
8
Typ
Max
1.1
1.1
85
0.02
72
0.1
85
0.05
120
0
200
20
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Rev. 2.2 ︱ Page 9/24
Unit
V
V
V
V
V
V
V
V
mA
Unit
Vrms
Vrms
dB
%
dB
%
dB
%
dB
%
mv
dB