Cirrus Logic CDB53L30 - Manual (Page 23)

23 DS963DB1
CDB53L30
6 Schematics
Figure 6-2. Inputs
CS53L30-1
DC Blocking Capacitors
CS53L30 Input
Impedance
Preamp
Setting DC Blocking
Capacitor
High-Pass
Corner Freq
Bypass 50k 0.1 uF 31.8 Hz
+10 or +20 1M 0.1 uF 1.6 Hz
+10 or +20 1M 0.01 uF 15.9 Hz
The value of the DC blocking capacitor can be modified according
to the desired high-pass corner frequency, determined by the
CS53L30 input impedance. Several example calculations are shown
in the table below.
Sleeve
AIN-
1.AIN2+
1.AIN2-
1.BIAS2
Input 2 (Analog)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
Sleeve
AIN-
1.AIN1+
1.AIN1-
1.BIAS1
1.DATA1
1.SCLK1
Input 1 (Analog/Digital)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
Sleeve
AIN-
1.AIN4+
1.AIN4-
1.BIAS4
Input 4 (Analog)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
Sleeve
AIN-
1.AIN3+
1.AIN3-
1.BIAS3
1.DATA2
1.SCLK2
Input 3 (Analog/Digital)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
CS53L30-2
Sleeve
AIN-
1.AIN2+
1.AIN2-
1.BIAS2
Input 2 (Analog)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
Sleeve
AIN-
1.AIN1+
1.AIN1-
1.BIAS1
1.DATA1
1.SCLK1
Input 1 (Analog/Digital)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
Sleeve
AIN-
1.AIN4+
1.AIN4-
1.BIAS4
Input 4 (Analog)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
Sleeve
AIN-
1.AIN3+
1.AIN3-
1.BIAS3
1.DATA2
1.SCLK2
Input 3 (Analog/Digital)
Bias to AIN+
(Jumper)
Rbias Short
(Jumper)
Rbias
1 2
3 4
5 6
J17
HDR3X2
T
R
6
2
3
4
5
J12
CK-3.5-027A
1.AIN2
C21 0.1uF
X5R
C22 0.1uF
X5R
J3
J43
J44
R51
1.8K
T
R
6
2
3
4
5
J53
CK-3.5-027A
1.AIN1
1 2
3 4
5 6
7 8
9 10
J6
HDR5X2 C20 0.1uF
X5R
C78 0.1uF
X5R
J36
J38
J39
R27
1.8K
1 2
3 4
5 6
J22
HDR3X2
T
R
6
2
3
4
5
J20
CK-3.5-027A
1.AIN4
C25 0.1uF
X5R
C26 0.1uF
X5R
J18
J85
J86
R68
1.8K
T
R
6
2
3
4
5
J16
CK-3.5-027A
1.AIN3
1 2
3 4
5 6
7 8
9 10
J19
HDR5X2 C23 0.1uF
X5R
C24 0.1uF
X5R
J15
J42
J45
R56
1.8K
1 2
3 4
5 6
J25
HDR3X2
T
R
6
2
3
4
5
J23
CK-3.5-027A
2.AIN2
C71 0.1uF
X5R
C72 0.1uF
X5R
J21
J77
J78
R124
1.8K
T
R
6
2
3
4
5
J7
CK-3.5-027A
2.AIN1
1 2
3 4
5 6
7 8
9 10
J11
HDR5X2 C27 0.1uF
X5R
C66 0.1uF
X5R
J10
J72
J73
R69
1.8K
1 2
3 4
5 6
J32
HDR3X2
T
R
6
2
3
4
5
J30
CK-3.5-027A
2.AIN4
C75 0.1uF
X5R
C76 0.1uF
X5R
J27
J41
J46
R169
1.8K
T
R
6
2
3
4
5
J26
CK-3.5-027A
2.AIN3
1 2
3 4
5 6
7 8
9 10
J28
HDR5X2 C73 0.1uF
X5R
C74 0.1uF
X5R
J24
J50
J51
R168
1.8K
CS53L30-1.IN2- [2]
CS53L30-1.IN2+ [2]
CS53L30-1.MIC2_BIAS [2]
CS53L30-1.IN1- [2]
CS53L30-1.IN1+ [2]
CS53L30-1.DMIC1_SCLK [2]
CS53L30-1.MIC1_BIAS [2]
CS53L30-1.IN4- [2]
CS53L30-1.IN4+ [2]
CS53L30-1.MIC4_BIAS [2]
CS53L30-1.IN3- [2]
CS53L30-1.IN3+ [2]
CS53L30-1.DMIC2_SCLK/AD1 [2]
CS53L30-1.MIC3_BIAS [2]
CS53L30-2.IN2- [2]
CS53L30-2.IN2+ [2]
CS53L30-2.MIC2_BIAS [2]
CS53L30-2.IN1- [2]
CS53L30-2.IN1+ [2]
CS53L30-2.DMIC1_SCLK [2]
CS53L30-2.MIC1_BIAS [2]
CS53L30-2.IN4- [2]
CS53L30-2.IN4+ [2]
CS53L30-2.MIC4_BIAS [2]
CS53L30-2.IN3- [2]
CS53L30-2.IN3+ [2]
CS53L30-2.DMIC2_SCLK/AD1 [2]
CS53L30-2.MIC3_BIAS [2]