92hd81 Integrated Device Technology, 92hd81 Datasheet - Page 42

• Manufacturer Part Number: 92hd81
• Description: Single Chip Pc Audio System
• Manufacturer: Integrated Device Technology

SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Analog Mixer
Analog to Digital Converter
92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Input Impedance
Input Capacitance
Dynamic Range: PCM to All Analog
Outputs
SNR
THD+N
Outputs
SNR
THD+N
SNR
THD+N
Attenuation, Gain Step Size ANALOG
Resolution
Full Scale Input Voltage
Dynamic Range
SNR
Full Scale Input Voltage
Dynamic Range
2
2
2
2
- All Analog Inputs to A/D
- All Line-Inputs to all Line Outputs
- DAC to All Line Outputs
- DAC to All Ports
3
3
3
- All Line-Inputs to all Line
- DAC to All Line-Out Ports
- DAC to All Ports
Parameter
1
1
, All Analog Inputs to A/D
, All Analog Inputs to A/D
Table 14. 92HD81 5V, 4.75V, and 3.3V Analog Performance Characteristics
0dB Full Scale Input on one input, all
Analog Mixer Enabled, PCM data, all
Analog Mixer Enabled, PCM data, all
Analog Mixer Enabled, 0/-1/-3dB FS
Signal, PCM data, all others inputes
High Pass Filer Enabled, -60dB FS,
High Pass Filter Enabled, -60dB FS
All inputs unmuted, single line input
signal, PCM data, all others inputes
enabled all other mixer inputs mute
-60dB FS signal level Analog Beep
(input voltage required to generate
(input voltage required to generate
Analog Mixer Enabled, 0dB FS
others inputes unmute/silent.
High Pass Filter enabled
others inputes mute.
0dBFS per AES 17)
0dBFS per AES 17)
driven by ATE.
unmute/silent
unmute/silent
others silent.
Conditions
20dB Boost
20dB Boost
0dB Boost
No boost
42
4.75V
4.75V
4.75V
4.75V
4.75V
4.75V
4.75V
4.75V
4.75V
4.75V
4.75V
4.75V
AVdd
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
All
All
All
All
92HD81
0.105
0.105
0.071
1.05
1.05
0.71
Min
93
93
93
85
85
85
65
65
65
93
93
93
83
83
83
85
85
85
75
75
75
86
86
82
86
86
82
81
81
77
-
-
-
Typ
1.5
50
15
24
-
-
-
-
-
-
-
Max
-
-
-
PC AUDIO
V 0.97 01/09
Unit
Bits
dBr
dBr
dBr
KΩ
dB
dB
dB
dB
dB
dB
pF