92hd98 Integrated Device Technology, 92hd98 Datasheet - Page 41

• Manufacturer Part Number: 92hd98
• Description: Datasheet
• Manufacturer: Integrated Device Technology

92HD98
SINGLE CHIP PC AUDIO SYSTEM, CODEC+MONO SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
Digital to Analog Converters
Analog Outputs
3.2.
(T
20KHz swept sinusoidal input; Sample Frequency = 48 kHz; 0dB FS = 1Vrms for AVdd = 4.75V and 0.71Vrms for AVdd
= 3.3V, 10K
Resolution
Dynamic Range
Outputs
SNR
THD+N
SNR
THD+N
SNR
THD+N
Any Analog Input (ADC) to DAC Crosstalk 10KHz Signal Frequency. 0dBV signal applied
Any Analog Input (ADC) to DAC Crosstalk
DAC L/R crosstalk
DAC L/R crosstalk
Gain Error
Interchannel Gain Mismatch
D/A Digital Filter Pass Band
D/A Digital Filter Pass Band Ripple
D/A Digital Filter Transition Band
D/A Digital Filter Stop Band
D/A Digital Filter Stop Band Rejection
D/A Out-of-Band Rejection
Group Delay (48KHz sample rate)
Attenuation, Gain Step Size DIGITAL
DAC Offset Voltage
Deviation from Linear Phase
Full Scale All Mono/Line-Outs
Full Scale All Mono/Line-Outs
ambient
2
2
2
- DAC to All Line-Out Ports
- DAC to All Headphone Ports
- DAC to All Headphone Ports
3
3
3
92HD98 Analog Performance Characteristics
- DAC to All Line-Out Ports
- DAC to All Headphone Ports
- DAC to All Headphone Ports
= 25 ºC, AVdd = 4.75V (4.5-5.25V) or 3.3V +/-5%, DVdd = 3.3V ± 5% or 1.8V± 10%, AVss=DVss=0V; 20Hz to
Ω
Parameter
//50pF load, Testbench Characterization BW: 20 Hz – 20 kHz, 0 dB settings on all gain stages)
1
: PCM to All Analog
7
4
Table 19. 92HD98 Analog Performance Characteristics
5
6
Analog Mixer Disabled, 10KΩ load, PCM data
Analog Mixer Disabled,-3dB FS Signal, 10KΩ
-60dB FS signal level, Analog Mixer disabled
Analog Mixer Disabled,-3dB FS Signal, PCM
Analog Mixer Disabled, 32Ω load, PCM data
Analog Mixer Disabled, -3dB FS Signal, 32Ω
to ADC, DACs idle, ports enabled as output.
DAC to LO or HP 20-15KHz into 10KΩ load
DAC to HP 20-15KHz into 32Ω load
Analog Mixer Disabled, PCM data
1KHz Signal Frequency
Analog Mixer Disabled
Analog Mixer Disabled
DAC PCM Data
DAC PCM Data
load, PCM data
load, PCM data
Conditions
see above
41
data
(PRELIMINARY)
21,000
31,000
Min
-100
1.00
2.83
-65
-65
-55
93
95
83
95
83
95
68
65
65
20
-
-
-
-
0.75
Typ
24
98
98
98
10
1
-
-
-
-
-
-
-
-
-
-
21,000
31,000
0.125
Max
0.5
0.5
20
10
1
-
-
-
-
-
-
-
-
-
V 0.91 10/10
+/- dB
Vrms
Unit
Vp-p
deg.
92HD98
Bits
dBr
dBr
dBr
mV
ms
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Hz
Hz
Hz
dB
dB
dB