stac9272 Integrated Device Technology, stac9272 Datasheet - Page 17

• Manufacturer Part Number: stac9272
• Description: 10-channel High Definition Audio Codec
• Manufacturer: Integrated Device Technology

IDT™
Digital to Analog Converters
Resolution
SNR - DAC to All Line-Out Ports
THD+N - DAC to All Line-Out Ports
(Note 3)
SNR - DAC to All Line-Out Ports
(Note 4)
THD+N - DAC to All Line-Out Ports
(Note 3)
Dynamic Range: DAC to All Line Out Ports
(Note2)
SNR - DAC to All Headphone Ports
(Note 4)
THD+N - DAC to All Headphone Ports
(Note 3)
SNR - DAC to All Headphone Ports with 2
Headphone Outputs Operating
(Note 4)
THD+N - DAC to All Headphone Ports with 2
Headphone Outputs Operating
(Note 3)
SNR - DAC to All Headphone Ports
(Note 4)
(Note 4)
STAC9271/9272/9273/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
2.3.
(T
quency = 48 kHz; 0 dB = 1 VRMS, 10 K
on all gain stages)
ambient
10-CHANNEL HIGH DEFINITION AUDIO CODEC
STAC927x Family 5 V, 4.5 V, 4.0 V and 3.3 V Analog Performance Characteristics
= 25 ºC, AVdd = Supply ± 5%, DVdd = 3.3 V ± 5%, AVss=DVss=0 V; 1 kHz input sine wave; Sample Fre-
Parameter
Analog Mixer Disabled, 32 : load, PCM
Analog Mixer Disabled, 32 : load, PCM
:
Analog Mixer Disabled, -3dB Signal,
Analog Mixer Disabled, -3dB Signal,
Analog Mixer Disabled, -3dB Signal,
Analog Mixer Enabled, -3dB Signal,
Analog Mixer Disabled, 10 K: load,
/50 pF load, Testbench Characterization BW: 20 Hz – 20 kHz, 0 dB settings
Analog Mixer Disabled, PCM data
Analog Mixer Enabled, PCM data
10 K: load, PCM data
32 : load, PCM data
IDT CONFIDENTIAL
-60dB Signal Level
Conditions
PCM data
PCM data
PCM data
data
data
17
AVdd
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
4.5 V
4.0 V
3.3 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
All
STAC9271/9272/9273/9274 V 1.0 MARCH2007
Min
-
Typ
105
101
100
105
101
100
100
100
24
98
90
88
86
84
90
88
87
85
80
78
77
75
95
93
92
90
98
85
83
82
80
98
97
95
82
80
79
77
98
97
95
Max
-
PC AUDIO
Unit
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB