STAC9752 Datasheet, PDF (13/95 Pages) Integrated Device Technology – TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING

STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
Note:
Parameter
HEADPHONE_OUT (32 Ω load)
Min
Typ
-
-68
Max
Unit
-
dB
HEADPHONE_OUT (10 KΩ load)
-
-81
-
dB
SNR (idle channel) (Note 5)
DAC to LINE_OUT
DAC in BYPASS Mode
80
90
-
92
-
dB
-
dB
LINE / AUX / VIDEO to LINE_OUT
-
90
-
dB
LINE_IN to A/D with High Pass Filter enabled
A/D & D/A Digital Filter Pass Band (Note 6)
-
92
-
dB
20
-
19,200
Hz
A/D & D/A Digital Filter Transition Band
A/D & D/A Digital Filter Stop Band
19,200
-
28,800
-
28,800
Hz
-
Hz
A/D & D/A Digital Filter Stop Band Rejection (Note 7)
-100
-
-
dB
DAC Out-of-Band Rejection (Note 8)
Group Delay (48 KHz sample rate)
Power Supply Rejection Ratio (1 KHz)
-55
-
-
-
-
-70
-
dB
1
ms
-
dB
Power Supply Rejection Ratio (20 KHz)
-
-40
-
dB
Any Analog Input to LINE_OUT Crosstalk
(10 KHz Signal Frequency)
Any Analog Input to LINE_OUT Crosstalk
(1 KHz Signal Frequency)
Spurious Tone Rejection
-
-80
-
-100
-
-100
-
dB
-
dB
-
dB
Attenuation, Gain Step Size
-
1.5
-
dB
Input Impedance
Input Capacitance
VREFout
-
50
-
KΩ
-
15
-
pF
-
0.5 X AVdd
-
V
VREF
-
0.45X AVdd
-
V
Interchannel Gain Mismatch ADC
Interchannel Gain Mismatch DAC
-
-
-
-
0.5
dB
0.5
dB
Gain Drift
DAC Offset Voltage
-
100
-
10
-
ppm/ºC
20
mV
Deviation from Linear Phase
LINE_OUT / MONO_OUT Load Resistance
LINE_OUT / MONO_OUT Load Capacitance
HEADPHONE_OUT Load Resistance
-
-
10
-
-
-
-
32
1
degrees
-
KΩ
50
pF
-
Ω
HEADPHONE_OUT Load Capacitance
Mute Attenuation
-
-
90
96
100
pF
-
dB
PLL lock time
PLL 24.576 MHz clock jitter
PLL frequency multiplication tolerance
-
100
-
-
-
-
200
µsec
750
psec
12.5
ppm
PLL bit clock jitter
-
-
750
psec
1. With +30dB Boost on, 1.00 Vrms with Boost off.
2. Ratio of Full Scale signal to noise output with -60dB signal, measured “A-weighted” over a 20 Hz to a 20 KHz bandwidth.
3. ± 1dB limits for Line Output & 0 dB gain, at -20dBV
4. Ratio of Full Scale signal to THD+N output with -3dB signal, measured “A-weighted” over a 20 Hz to a 20 KHz bandwidth.
48 KHz Sample Frequency
5. Ratio of Full Scale signal to idle channel noise output is measured “A-weighted” over a 20 Hz to a 20 KHz bandwidth.
(AES17-1991 Idle Channel Noise or EIAJ CP-307 Signal-to-noise Ratio).
IDT™
13
STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
REV 3.3 1206