92HD65C Datasheet, PDF (37/268 Pages) Integrated Device Technology – SIX CHANNEL HD AUDIO CODECS

92HD65C
SIX CHANNEL HD AUDIO CODEC WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
Parameter
Conditions
AVdd Min Typ Max
Unit
D/A Digital Filter Transition Band
All 21,000
31,000 Hz
D/A Digital Filter Stop Band
D/A Digital Filter Stop Band Rejection⁶
D/A Out-of-Band Rejection⁷
All 31,000
Hz
All -100
dB
All
-55
dB
Group Delay (48KHz sample rate)
All
1
ms
Attenuation, Gain Step Size DIGITAL
All
0.75
dB
DAC Offset Voltage
All
10
20
mV
Deviation from Linear Phase
All
1
10
deg.
Analog Outputs
Full Scale All Line-Outs
DAC PCM Data
5V 1.00
3.3V 0.707
Vrms
Full Scale All Line-Outs
DAC PCM Data
5V 2.83
3.3V 2.00
Vp-p
All Headphone Capable Outputs
32Ω load
5V
40
60
3.3V 31
42
mW
(peak)
Amplifier output impedance
Line Outputs
Headphone Outputs
All
150
0.1
Ohms
External load Capacitance
Line Outputs
Headphone Outputs
All
220
pF
Analog Inputs
Full Scale Input Voltage
0dB Boost @4.75V
(input voltage required for 0dB FS
output)
5V
3.3V
1.05
0.71
Vrms
All Analog Inputs with boost
10dB Boost
5V 0.320
3.3V 0.225
Vrms
All Analog Inputs with boost
20dB Boost
5V 0.105
3.3V 0.071
Vrms
All Analog Inputs with boost
Boost Gain Accuracy⁸
Input Impedance
30dB Boost
5V 0.032
3.3V 0.023
All
-2
All
50
Vrms
2
dB
KΩ
Input Capacitance
All
15
pF
Table 22. Analog Performance
IDT CONFIDENTIAL
37
©2011 INTEGRATED DEVICE TECHNOLOGY, INC.
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92HD65C