92hdw74c2 Integrated Device Technology, 92hdw74c2 Datasheet - Page 33

• Manufacturer Part Number: 92hdw74c2
• Description: Six Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

SIX CHANNEL HD AUDIO CODEC
Analog Outputs
Analog inputs
92HDW74C2
SIX CHANNEL HD AUDIO CODEC
THD+N
Any Analog Input (ADC) to DAC Crosstalk
Any Analog Input (ADC) to DAC Crosstalk
DAC L/R crosstalk
DAC L/R crosstalk
Gain Error
Interchannel Gain Mismatch
D/A Digital Filter Pass Band
D/A Digital Filter Transition Band
D/A Digital Filter Stop Band
D/A Digital Filter Stop Band Rejection
D/A Out-of-Band Rejection
Group Delay (48KHz sample rate)
Attenuation, Gain Step Size DIGITAL
DAC Offset Voltage
Deviation from Linear Phase
Full Scale All Line-Outs
Full Scale All Line-Outs
All Headphone Capable Outputs
Amplifier output impedance
Full Scale Input Voltage
3
- DAC to All Headphone Ports
Parameter
Table 15. 92HDW74C2 5V, 4.75V, and 3.3V Analog Performance Characteristics
6
4
5
DAC to HP 20-15KHz into 32Ω load
(input voltage required for 0dB FS
signal applied to ADC, DACs idle,
DAC to LO or HP 20-15KHz into
Analog Mixer Disabled, -1dB FS
10KHz Signal Frequency. 0dBV
Signal, 32Ω load, PCM data
ports enabled as output.
1KHz Signal Frequency
Analog Mixer Disabled
Analog Mixer Disabled
Headphone Outputs
0dB Boost @4.75V
DAC PCM Data
DAC PCM Data
Line Outputs
Conditions
10KΩ load
see above
32Ω load
output)
33
4.75V
4.75V
4.75V
4.75V
4.75V
AVdd
3.3V
3.3V
3.3V
3.3V
3.3V
5V
5V
5V
5V
5V
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
92HDW74C2
21,000
31,000
0.707
-100
1.00
1.00
2.83
2.83
2.00
1.05
Min
-55
65
65
65
65
65
20
40
40
31
-
-
-
-
-
-
0.758
Typ
0.75
1.07
1.07
3.03
3.03
2.14
1.10
150
-80
-85
0.1
70
70
70
70
70
10
60
60
42
1
-
-
-
-
-
-
21,000
31,000
Max
0.5
0.5
20
10
1
-
-
-
-
-
-
-
-
-
-
PC AUDIO
V 1.0 03/08
(peak)
Ohms
Vrms
Vrms
Unit
Vp-p
deg.
mW
dBr
mV
ms
dB
dB
dB
dB
dB
dB
Hz
Hz
Hz
dB
dB
dB