IDT92HDW74C25PRGXC1X8 IDT, Integrated Device Technology Inc, IDT92HDW74C25PRGXC1X8 Datasheet - Page 33
IDT92HDW74C25PRGXC1X8
Manufacturer Part Number
IDT92HDW74C25PRGXC1X8
Description
IC AUDIO CODEC HD 6CH 48-TQFP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Audio Codec, HDr
Datasheet
1.IDT92HDW74C25PRGXC1X8.pdf
(239 pages)
Specifications of IDT92HDW74C25PRGXC1X8
Resolution (bits)
24 b
Number Of Adcs / Dacs
2 / 3
Sigma Delta
No
S/n Ratio, Adcs / Dacs (db) Typ
86 / 90
Dynamic Range, Adcs / Dacs (db) Typ
86 / 90
Voltage - Supply, Analog
3.14 V ~ 3.47 V; 3.8 V ~ 4.2 V; 4.28 V ~ 4.73 V; 4.75 V ~ 5.25 V
Voltage - Supply, Digital
3.14 V ~ 3.47 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
48-TQFP, 48-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
92HDW74C25PRGXC1X8
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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
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