92HD005 Datasheet, PDF (25/205 Pages) Integrated Device Technology – 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE

92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
PC AUDIO
2.2. 92HD005/92HD005D 5.0V and 3.3V Analog Performance Characteristics
(Tambient = 25 ºC, AVdd = Supply ± 5%, DVdd = 3.3V ± 5%, AVss=DVss=0V; 1 kHz input sine wave;
Sample Frequency = 48 kHz; 0 dB = 1 VRMS, 10KW//50pF load, Testbench Characterization BW:
20 Hz – 20 kHz, 0 dB settings on all gain stages)
Table 7. Performance Characteristics
Parameter
Conditions
AVdd Min
Typ
Max
Unit
Digital to Analog Converters
Resolution
All
24
Bits
SNR - DAC to All Line-Out Ports
PCM data, (Note 9)
5V
95
dB
(Note 4)
3.3V
93
THD+N - DAC to All Line-Out Ports
-3dB Signal, PCM data,
5V
87
dB
(Note 9)
3.3V
82
SNR - DAC to All Headphone Ports 10KΩ load, PCM data, (Note 9) 5V
95
dB
(Note 4)
3.3V
93
THD+N - DAC to All Headphone -3dB Signal, 10KΩ load, PCM 5V
85
dB
Ports (Note 3)
data, (Note 9)
3.3V
80
SNR - DAC to All Headphone Ports 32Ω load, PCM data, (Note 9) 5V
95
dB
(Note 4)
3.3V
93
THD+N - DAC to All Headphone -3dB Signal, 32Ω load, PCM 5V
80
dB
Ports (Note 3)
data, (Note 9)
3.3V
76
Any Analog Input to DAC Crosstalk
Any Analog Input to DAC Crosstalk
Gain Error
Interchannel Gain Mismatch
Dynamic Range: PCM to All
Analog Outputs (Note 1)
D/A Digital Filter Pass Band (Note 5)
D/A Digital Filter Transition Band
D/A Digital Filter Stop Band
D/A Digital Filter Stop Band
Rejection (Note 6)
D/A Out-of-Band Rejection
(Notes 6 and 7)
Group Delay (48KHz sample rate)
Attenuation, Gain Step Size DIGITAL
Gain Drift
DAC Offset Voltage
Deviation from Linear Phase
Analog Outputs
10KHz Signal Frequency
1KHz Signal Frequency
(Note 9)
(Note 9)
-60dB signal level
All
-
-80
-
dB
All
-
-85
-
dB
All
0.5
dB
All
0.5
dB
5V
-
95
-
dB
3.3V
93
All
20
-
21,000
Hz
All 21,000
-
31,000
Hz
All 31,000 -
-
Hz
All
-75
-
-
dB
All
-55
-
-
dB
All
-
-
1
ms
All
-
0.75
-
dB
All
-
100
-
ppm/ºC
All
-
20
100
mV
All
-
1
10
deg.
IDT™
25
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
V 1.0 12/06