CS42518_05 Datasheet, PDF (10/91 Pages) Cirrus Logic – 110 dB, 192 kHz 8-Ch Codec with S/PDIF Receiver

CS42518
ANALOG OUTPUT CHARACTERISTICS
(T_A = 25° C; VA =VARX= 5 V, VD = 3.3 V, Logic “0” = DGND =AGND = 0 V; Logic “1” = VLS = VLC = 5V; Measure-
ment Bandwidth 10 Hz to 20 kHz unless otherwise specified.; Full-scale output 997 Hz sine wave, Test load R_L =
3 kΩ, C_L = 30 pF; PDN_RCVR = 1; SW_CTRL[1:0] = ‘01’; OMCK = 12.288 MHz; Single-Speed Mode, CX_SCLK =
3.072 MHz; Double-Speed Mode, CX_SCLK = 6.144 MHz; Quad-Speed Mode, CX_SCLK = 12.288 MHz.)
Parameter
CS42518-CQZ
Symbol Min
Typ
Max
Dynamic performance for all modes
Dynamic Range (Note 7)
24-bit A-Weighted
unweighted
16-bit A-Weighted
(Note 8) unweighted
104
110
-
101
107
-
-
97
-
-
94
-
Total Harmonic Distortion + Noise
24-bit
0 dB
-
-20 dB
-
-60 dB THD+N
-
16-bit
0 dB
-
(Note 8) -20 dB
-
-60 dB
-
Idle Channel Noise/Signal-to-Noise
Ratio (A-Weighted)
-
-100
-94
-91
-
-51
-
-94
-
-74
-
-34
110
-
Interchannel Isolation
(1 kHz)
-
90
-
Analog Output Characteristics for all modes
Unloaded Full-Scale Differential Output
Voltage
V_FS
.89 VA .94 VA .99 VA
Interchannel Gain Mismatch
-
0.1
-
Gain Drift
-
300
-
Output Impedance
AC-Load Resistance
Load Capacitance
Z_OUT
-
150
-
R_L
3
-
-
C_L
-
-
30
CS42518-DQZ
Min
Typ
Max
102
110
-
99
107
-
-
97
-
-
94
-
-
-100
-92
-
-91
-
-
-51
-
-
-94
-
-
-74
-
-
-34
-
-
110
-
-
90
-
.84 VA
-
-
-
3
-
.94 VA
0.1
300
150
-
-
1.04 VA
-
-
-
-
30
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Vpp
dB
ppm/°C
Ω
kΩ
pF
Notes:
7. One-half LSB of triangular PDF dither is added to data.
8. Performance limited by 16-bit quantization noise.
10
DS584F1