92hd81 Integrated Device Technology, 92hd81 Datasheet - Page 43

• 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
Power Supply
92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
THD+N
THD+N
Analog Frequency Response
A/D Digital Filter Pass Band
A/D Digital Filter Pass Band Ripple
A/D Digital Filter Transition Band
A/D Digital Filter Stop Band
A/D Digital Filter Stop Band Rejection
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)
Interchannel Gain Mismatch ADC
Power Supply Rejection Ratio
Power Supply Rejection Ratio
D3 (Beep enabled) Didd
D3 (Beep enabled) Aidd
3
3
All Analog Inputs to A/D
All Analog Inputs to A/D
Parameter
D0 Didd
D0 Aidd
D0 Didd
D1 Didd
D1 Aidd
D0 Aidd
D2 Didd
D2 Aidd
10
12
10
11
11
12
Table 14. 92HD81 5V, 4.75V, and 3.3V Analog Performance Characteristics
9
4
8
13
13
5
6
loaded. Input to ADC open. 20-15Khz
Any selected input to ADC 20-15Khz
High Pass Filter enabled, -1/-3dB FS
enabled, -1/-3dB FS signal level
DAC output 0dBFS. All outputs
20dB Boost, High Pass Filter
10KHz Signal Frequency
1KHz Signal Frequency
48 KHz sample rate
3.3V, 1.8V, 1.5V
3.3V, 1.8V, 1.5V
3.3V, 1.8V, 1.5V
3.3V, 1.8V, 1.5V
3.3V, 1.8V, 1.5V
Conditions
4.75V, 3.3V
4.75V, 3.3V
4.75V, 3.3V
4.75V, 3.3V
4.75V, 3.3V
signal level
10kHz
1kHz
43
4.75V
4.75V
AVdd
3.3V
3.3V
5V
5V
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
92HD81
21,000
31,000
-100
Min
-65
-65
-65
-65
78
78
78
72
72
72
10
20
-
-
-
-
-
-
Typ
-100
1.5
-60
-70
25
60
20
34
30
15
10
7
7
2
-
-
-
-
-
-
-
-
-
30,000
21,000
31,000
Max
0.1
0.5
1
-
-
-
-
-
-
-
-
PC AUDIO
V 0.97 01/09
+/- dB
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
ms
dB
dB
Hz
Hz
Hz
Hz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB