CS4299 查看數據表（PDF） - Cirrus Logic
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CS4299 Datasheet PDF : 52 Pages
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CCSS44229999
1. CHARACTERISTICS AND SPECIFICATIONS
ANALOG CHARACTERISTICS Standard test conditions unless otherwise noted: Tambient = 25° C,
AVdd = 5.0 V ±5%, DVdd = 3.3 V ±5%; 1 kHz Input Sine wave; Sample Frequency, Fs = 48 kHz; ZAL=100 kΩ/
1000 pF load, CDL = 18 pF load (Note 1); Measurement bandwidth is 20 Hz - 20 kHz, 18-bit linear coding for ADC
functions, 20-bit linear coding for DAC functions; Mixer registers set for unity gain.
CS4299-KQZ
CS4299-JQZ
Parameter
(Note 2)
Symbol Path Min Typ Max Min Typ Max Unit
(Note 3)
Full Scale Input Voltage
Line Inputs
Mic Inputs
Mic Inputs
(20 dB internal gain)
Full Scale Output Voltage
Line,Alternate Line, and Mono Outputs
Frequency Response
(Note 4) FR
Analog
Ac = ± 0.25 dB
DAC
Ac = ± 0.25 dB
ADC
Ac = ± 0.25 dB
A-D 0.91 1.00 - 0.91 1.00 -
A-D 0.91 1.00 - 0.91 1.00 -
A-D 0.091 0.10 - 0.091 0.10 -
VRMS
VRMS
VRMS
D-A 0.91 1.0 1.13 0.91 1.0 1.13 VRMS
A-A 20
D-A 20
A-D 20
- 20,000 20
- 20,000 20
- 20,000 20
- 20,000 Hz
- 20,000 Hz
- 20,000 Hz
Dynamic Range
Stereo Analog inputs to LINE_OUT
Mono Analog inputs to LINE_OUT
DAC Dynamic Range
ADC Dynamic Range
DR
A-A 90 95 -
A-A 85 90 -
D-A 85 90 -
A-D 85 90 -
-
90
- dB FS A
-
85
- dB FS A
-
87
- dB FS A
-
85
- dB FS A
DAC SNR (-20 dB FS input w/
CCIR-RMS filter on output)
SNR
D-A - 70 -
-
-
-
dB
Total Harmonic Distortion + Noise
THD+N
(-3 dB FS input signal):
Line/Alternate Line Output
A-A - -90 -80 -
DAC
D-A - -91 -80 -
ADC
(all inputs except phone/mic)
A-D - -88 -80 -
ADC
(phone/mic)
A-D - -84 -74 -
- -74 dB FS
- -74 dB FS
- -74 dB FS
- -74 dB FS
Power Supply Rejection Ratio
(1 kHz, 0.5 VRMS w/ 5 V DC offset)(Note 4)
40 60
-
-
40
-
dB
Interchannel Isolation
70 88
-
-
88
-
dB
Spurious Tone
(Note 4)
- -100 -
- -100 - dB FS
Input Impedance
(Note 4)
10 -
-
10
-
-
kΩ
External Load Impedance
10 -
-
10
-
-
kΩ
Output Impedance
(Note 4)
- 730 -
- 730 -
Ω
Input Capacitance
(Note 4)
-
5
-
-
5
-
pF
Vrefout
2.0 2.28 2.5 2.0 2.28 2.5
V
Notes: 1. ZAL refers to the analog output pin loading and CDL refers to the digital output pin loading.
2. Parameter definitions are given in the Section 10, Parameter and Term Definitions.
3. Path refers to the signal path used to generate this data. These paths are defined in the Section 10,
Parameter and Term Definitions.
4. This specification is guaranteed by silicon characterization, it is not production tested.
DS319PP6
5
5
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