STAC9228 Integrated Device Technology, STAC9228 Datasheet - Page 17

• Manufacturer Part Number: STAC9228
• Description: Theater Quality Eight Channel High Definition Audio Codec With Digital Microphone Interface
• Manufacturer: Integrated Device Technology

IDT™
STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
2.3.
8-CHANNEL HIGH DEFINITION AUDIO CODEC
STAC9227/9228/9229/9230 5V, 4.5V, 4.0V, and 3.3V Analog Performance
Characteristics
Digital to Analog Converters
Resolution
SNR - DAC to All Line-Out Ports
(Note 4)
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)
(T
wave; Sample Frequency = 48 KHz; 0 dB = 1 VRMS, 10 KΩ/50 pF load, Testbench Characterization
BW: 20 Hz – 20 KHz, 0 dB settings on all gain stages)
ambient
Parameter
= 25 ºC, AVdd = Supply ± 5%, DVdd = 3.3 V ± 5%, AVss = DVss = 0 V; 1 KHz input sine
Analog Mixer Disabled, 10 KΩ
Signal, 10 KΩ load, PCM data
Analog Mixer Disabled, PCM
Analog Mixer Disabled, 32 Ω
Analog Mixer Disabled, -3dB
Analog Mixer Disabled, -3dB
Analog Mixer Disabled, -3dB
Signal, 32 Ω load, PCM data
Analog Mixer Enabled, PCM
Analog Mixer Enabled, -3dB
IDT CONFIDENTIAL
-60dB signal level
Signal, PCM data
Signal, PCM data
load, PCM data
load, PCM data
Conditions
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
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
All
STAC9227/9228/9229/9230V 1.0 MARCH 2007
Min
-
Typ
105
105
100
101
100
101
100
24
90
88
84
90
88
87
85
80
78
77
75
95
85
83
82
80
97
95
82
80
79
77
98
86
93
92
90
98
98
Max
-
PC AUDIO
Unit
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB