CDB4270 데이터 시트보기 (PDF) - Cirrus Logic
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CDB4270 Datasheet PDF : 49 Pages
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CS4270
DAC ANALOG CHARACTERISTICS - COMMERCIAL GRADE
(Full-Scale Output Sine Wave, 997 Hz (Note 4), Fs = 48/96/192 kHz; Test load RL = 3 kΩ, CL = 10 pF
(see Figure 2). Measurement Bandwidth 10 Hz to 20 kHz, unless otherwise specified.)
VA = 5 V
VA = 3.3 V
Dynamic Range
Parameter
Min Typ Max Min Typ Max Unit
18 to 24-Bit A-weighted 99
105
-
unweighted 96
102
-
16-Bit
A-weighted 90
96
-
unweighted 87
93
-
97
103
-
dB
94
100
-
dB
90
96
-
dB
87
93
-
dB
Total Harmonic Distortion + Noise
18 to 24-Bit
0 dB -
-89 -83
-
-89 -83 dB
-20 dB -
-76 -70
-
-76 -70 dB
-60 dB -
-36 -30
-
-36 -30 dB
16-Bit
0 dB -
-87 -81
-
-87 -81 dB
-20 dB -
-67 -61
-
-67 -61 dB
-60 dB -
-27 -21
-
-27 -21 dB
DAC ANALOG CHARACTERISTICS - AUTOMOTIVE GRADE
(Full-Scale Output Sine Wave, 997 Hz (Note 4), Fs = 48/96/192 kHz; Test load RL = 3 kΩ, CL = 10 pF
(see Figure 2). Measurement Bandwidth 10 Hz to 20 kHz, unless otherwise specified.)
VA = 5 V
VA = 3.3 V
Dynamic Range
Parameter
Min Typ Max Min Typ Max Unit
18 to 24-Bit A-weighted 95
105
-
unweighted 92
102
-
16-Bit
A-weighted 86
96
-
unweighted 83
93
-
93
103
-
dB
90
100
-
dB
86
96
-
dB
83
93
-
dB
Total Harmonic Distortion + Noise
18 to 24-Bit
0 dB -
-89 -79
-
-89 -79 dB
-20 dB -
-76 -66
-
-76 -66 dB
-60 dB -
-36 -26
-
-36 -26 dB
16-Bit
0 dB -
-87 -77
-
-87 -77 dB
-20 dB -
-67 -57
-
-67 -57 dB
-60 dB -
-27 -17
-
-27 -17 dB
4. One-half LSB of triangular PDF dither added to data.
10
DS686PP1
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