參數(shù)資料
型號: CDB4327
廠商: Cirrus Logic, Inc.
英文描述: Low Cost, 20-Bit, Stereo, Audio D/A Converter
中文描述: 低成本,20位,立體聲,音頻D / A轉(zhuǎn)換
文件頁數(shù): 2/36頁
文件大?。?/td> 1928K
代理商: CDB4327
CS4327
2
DS190F1
ANALOG CHARACTERISTICS
(T
A
= 25 °C; Internal SCLK; Full-Scale Output Sine wave, 997 Hz;
12.288 MHz MCLK; Fs = 48 kHz; Input Data = 20 Bits; SCLK = 3.072 MHz; R
L
= 10 k
; VD+ = VA+ = 5 V;
Logic 1 = VD+, Logic 0 = DGND; Measurement Bandwidth is 10 Hz to 20 kHz, unweighted, unless otherwise spec-
ified.)
Notes: 1.
Triangular PDF Dithered Data
Auto-mute enabled. See parameter definitions.
Group Delay for Fs = 48 kHz
25/48 kHz = 520 μs
2.
3.
Parameter
Symbol
T
A
Min
-10
Typ
-
Max
70
Unit
°C
Specified Temperature Operating Range
Dynamic Performance
Dynamic Range
(Note 1)
20-Bit
(A-Weighted)
18-Bit
(A-Weighted)
16-Bit
(A-Weighted)
(Note 1)
93
96
-
-
-
-
97
100
97
100
93
95
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
Total Harmonic Distortion + Noise
20-Bit
0 dB
-20 dB
-60 dB
0 dB
-20 dB
-60 dB
0 dB
-20 dB
-60 dB
(Note 2)
18-Bit
16-Bit
THD+N
-87
-
-33
-
-
-
-
-
-
-
-
-93
-77
-37
-93
-77
-37
-93
-77
-37
108
-105
-
-
-
-
-
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
dB
dB
Idle Channel Noise / Signal-to-Noise-Ratio
Interchannel Isolation
Combined Digital and Analog Filter Characteristics
Frequency Response 10 Hz to 20 kHz
Deviation from linear phase
Passband: to -0.1 dB corner
Passband Ripple
StopBand
StopBand Attenuation
Group Delay
De-emphasis Error
dBFS
dB
(1 kHz)
Fs = 48 kHz
-
-
0
-
±0.1
±0.5
-
-
-
-
25/Fs
-
-
-
dB
deg
Fs
dB
Fs
dB
s
dB
0.4535
±0.002
-
-
-
±0.2
0.5465
72
-
-
(Note 3)
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