alc885-gr Realtek Semiconductor Corporation, alc885-gr Datasheet - Page 90

no-image

alc885-gr

Manufacturer Part Number
alc885-gr
Description
7.1+2 Channel High-performance Hda Codec With Content Protection
Manufacturer
Realtek Semiconductor Corporation
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ALC885-GR
Manufacturer:
REALTEK/
Quantity:
6 000
9.3. Analog Performance
7.1+2 Channel High-Performance HDA Codec
With Content Protection
Standard Test Conditions
Parameter
Full Scale Input Voltage
All Inputs (gain=0dB)
ADC
Full Scale Output Voltage
DAC
Headphone Amplifier Output@32Ω Load
Dynamic Range with –60dB signal (A-Weight)
ADC
DAC
Headphone Amplifier Output@32Ω Load
THD+N with –3dB signal (No A-Weight)
ADC
DAC
Headphone Amplifier Output@32Ω Load
Magnitude Response (10KΩ load)
All DAC @Fs=48KHz (FR=±0.05dB)
All DAC @Fs=96KHz (FR=±0.05dB)
All DAC @Fs=192KHz (FR=±0.05dB)
All ADC @Fs=48KHz (FR=±0.05dB)
All ADC @Fs=96KHz (FR=±0.05dB)
All ADC @Fs=192KHz (FR=±0.05dB)
Power Supply Rejection
Amplifier Gain Step
Channel Separation (Crosstalk)
Input Impedance (gain=0dB)
Output Impedance
Amplified Output
Non-amplified Output
Digital Power Supply Current (normal/DVD-Audio)
DVDD=3.3V
Digital Power Supply Current (power down mode)
DVDD=3.3V
Analog Power Supply Current (normal operation)
AVDD=5.0V/3.3V
Analog Power Supply Current (power down mode)
AVDD=5.0V/3.3V
VREFOUTx Output Voltage
VREFOUTx Output Current
• T
• 1kHz input sine wave; Sampling frequency=48kHz; 0dB=1Vrms
• 10KΩ/50pF load; Test bench Characterization BW:10Hz~22kHz
Table 93. Analog Performance
ambient
=25
o
C, DVDD=3.3V ±5%, AVDD=5.0V±5%
82
Min
2.25
10
10
10
10
10
10
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typical
40/70
70/46
-100
2.50
101
106
106
100
-90
-95
-75
-60
1.4
1.4
1.4
1.0
1.0
47
1
5
-
-
-
-
-
-
900/500
21,792
43,584
87,168
19,200
38,400
76,800
1000
Max
3.75
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ALC885 Series
Datasheet
dB FSA
dB FSA
dB FSA
dB FS
dB FS
dB FS
Units
Vrms
Vrms
Vrms
Vrms
KΩ
mA
mA
mA
µA
µA
Hz
Hz
Hz
Hz
Hz
Hz
dB
dB
dB
V
Rev. 1.1