STAC9758 Datasheet, PDF (12/119 Pages) Integrated Device Technology – HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS

STAC9758/9759
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
PC AUDIO
2.1.4. AC-Link Static Digital Specifications
(T_ambient = 25 ºC, DVdd = 3.3V ± 5%, AVss=DVss = 0V)
Parameter
Symbol
Min
Typ
Max
Unit
Input Voltage Range
Vin
-0.30
- DVdd + 0.30 V
Low level input range
Vil
-
- 0.35 x DVdd V
High level input voltage
Vih 0.65 x DVdd -
-
V
High level output voltage
Voh 0.90 x DVdd -
-
V
Low level output voltage
Vol
-
- 0.1 x DVdd V
Input Leakage Current (AC-Link inputs)
-
-10
-
10
µA
Output Leakage Current (High-impedance AC-Link outputs)
-
-10
-
10
µA
BIT_CLK (primary mode) Output Leakage Current
-
-10
-
100*
µA
BIT_CLK (secondary mode) Output Leakage Current
-
-10
-
10
µA
Output buffer drive current
-
-
8
mA
BIT_CLK/SPDIF Output Drive Current
-
-
24
mA
Note: * Due to an internal pull-down resistor, the BIT_CLK pin will exhibit less than 100 µA of
leakage current when the CODEC is configured as primary. This pin meets the +/- 10 µA leakage
specification when configured as secondary.
2.1.5.
STAC9758 5V Analog Performance Characteristics
(T_ambient = 25 ºC, AVdd = 5.0V ± 5%, DVdd = 3.3V ± 5%, AVss = DVss = 0V; 1 KHz input sine wave;
Sample Frequency = 48 KHz; 0dB = 1 Vrms, 10KΩ/50pF load, Testbench Characterization BW:
20Hz – 20KHz, 0dB settings on all gain stages)
Parameter
Min
Typ
Full Scale Input Voltage:
All Analog Inputs except Mic
-
1.00
Microphone Inputs (Note 1)
-
0.03
Full Scale Output:
Line Output
-
1.00
PCM (DAC) to LINE_OUT
-
1.00
MONO_OUT
-
1.00
HEADPHONE_OUT (32 Ω load) per channel (peak)
-
50
Dynamic Range: -60dB signal level (Note 2)
CD to LINE_OUT
-
98
LINE / AUX / VIDEO to LINE_OUT
-
100
PCM (DAC) to LINE_OUT
-
85
PCM (DAC) in BYPASS Mode to LINE_OUT
-
88
LINE_IN to A/D (1 VRMS input referenced)
-
90
LINE_IN to HEADPHONE_OUT
-
94
Max
Unit
-
Vrms
-
Vrms
-
Vrms
-
Vrms
-
Vrms
-
mW
-
dB
-
dB
-
dB
-
dB
-
dB
-
dB
IDT™
12
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
STAC9758/9759
V 1.2 1206