92HD71B5 IDT [Integrated Device Technology], 92HD71B5 Datasheet - Page 30

• Manufacturer Part Number: 92HD71B5
• Description: 4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
• Manufacturer: IDT [Integrated Device Technology]

IDT™ CONFIDENTIAL AND PROPRIETARY
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
Power Supply
92HD71B7
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
SNR2 - All Analog Inputs to A/D
THD+N All Analog Inputs to A/D
THD+N All Analog Inputs to A/D
Analog Frequency Response
A/D Digital Filter Pass Band4
A/D Digital Filter Transition Band
A/D Digital Filter Stop Band
A/D Digital Filter Stop Band Rejection5
Group Delay
Any unselected analog Input to ADC
Crosstalk
Any unselected analog Input to ADC
Crosstalk
ADC L/R crosstalk
DAC to ADC crosstalk
Spurious Tone Rejection
Attenuation, Gain Step Size
(analog)
Gain Drift
Interchannel Gain Mismatch ADC
40dB Mic Boost Enabled SNR
40dB Mic Boost Enabled THD+N
Power Supply Rejection Ratio
Power Supply Rejection Ratio
(All converters/ports enabled)
(All converters/ports enabled)
D0 Didd (Stereo Stream)
D0 Aidd (Stereo Stream)
10
Parameter
D0 Didd
D0 Aidd
Table 13. 92HD71B7 5V, 4.75V, and 3.3V Analog Performance Characteristics
9
8
VREF_OUT=80%, BOOST=0dB, 32
Any selected input to ADC 20-15Khz
Any DAC output to ADC 20-15Khz
High Pass Filter enabled, -1dB FS
High Pass Filter enabled, -3dB FS
VREF_OUT=80%, BOOST=0dB
VREF_OUT=80%, BOOST=0dB
10KHz Signal Frequency
High Pass Filter enabled
1KHz Signal Frequency
48 KHz sample rate
5.0V, 4.75V, & 3.3V
5.0V, 4.75V, & 3.3V
Conditions
signal level
signal level
5mV Input
5mV Input
10kHz
1kHz
3.3V
3.3V
load
30
Ω
4.75V
4.75V
4.75V
AVdd
3.3V
3.3V
3.3V
5V
5V
5V
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
92HD71B7
21,000
31,000
-100
Min
-65
-65
-65
-65
86
86
80
78
75
65
78
78
65
10
20
-
-
-
-
-
-
-
-
-
-
-
-100
Typ
100
-90
-80
-85
-73
-78
1.5
-60
-70
88
88
85
80
77
69
81
81
71
60
55
43
31
39
60
-
-
-
-
-
-
30,000
21,000
31,000
Max
0.5
1
-
-
-
-
-
-
-
-
-
-
-
-
-
PC AUDIO
V 0.9 07/07
ppm/ºC
Unit
mA
mA
mA
mA
ms
dB
dB
dB
Hz
Hz
Hz
Hz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB