CDB42L55 Cirrus Logic Inc, CDB42L55 Datasheet - Page 20

• Manufacturer Part Number: CDB42L55
• Description: Eval Bd Ultra Low Power Stereo Codec
• Manufacturer: Cirrus Logic Inc

Specifications of CDB42L55

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS42L55
• Primary Attributes: 2 Stereo Analog Inputs, Stereo Line and Headphone Outputs, S/PDIF Transmitter and Receiver
• Secondary Attributes: GUI, USB, RS232, I2C Interfaces, USB or External or Battery Power Supply
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 598-1506; CDB-42L55

20
POWER CONSUMPTION - ALL SUPPLIES = 1.8 V
Operation Test Condi-
tions (unless otherwise
specified): All zeros input,
slave mode, sample rate =
48 kHz; No load. Refer to
Figure 8 on page
1
2
3
4
5
6
7
8
9
10
11
12
Off
Standby
Mono Record
Stereo Record
Mono Play to HP
Mono Play to Line
Stereo Play to HP
Stereo Play to Line
Stereo Passthrough to HP
Stereo Passthrough to Line
Mono Rec. & Play
PGA In, HP Out
Stereo Rec. & Play
PGA In, HP Out
(Note 23)
(Note 23)
(Note 24)
(Note 24)
19.
MCLKDIS=0
PGA to ADC
PGA to ADC
MCLKDIS=1
MCLKDIS=x
No Effects
No Effects
No Effects
No Effects
No Effects
No Effects
Effects
Effects
Effects
Effects
Effects
Effects
ADC
ADC
02h
x
x
x
x
0 1 0 0 11 11 11 11 xx 01 x x x x x
0 1 0 0 11 11 11 11 xx 00 x x x x x
0 0 0 0 11 11 11 11 01 01 x x x x x
0 0 0 0 11 11 11 11 00 00 x x x x x
1 1 1 0 11 10 11 11 xx xx x x x 0 1
1 1 1 0 11 10 11 11 xx xx x x x 0 0
1 1 1 0 11 11 11 10 xx xx x 0 x x 1
1 1 1 0 11 11 11 10 xx xx x 0 x x 0
1 1 1 0 10 10 11 11 xx xx x x 0 0 1
1 1 1 0 10 10 11 11 xx xx x x 0 0 0
1 1 1 0 11 11 10 10 xx xx 0 0 x x 1
1 1 1 0 11 11 10 10 xx xx 0 0 x x 0
0 1 1 0 10 10 11 11 xx xx x x 1 1 x
0 1 1 0 11 11 10 10 xx xx 1 1 x x x
0 1 0 0 11 10 11 11 xx 00 x x x 0 1
0 1 0 0 11 10 11 11 xx 00 x x x 0 0
0 0 0 0 10 10 11 11 00 00 x x 0 0 1
0 0 0 0 10 10 11 11 00 00 x x 0 0 0
Power Ctl. Registers
x
x
x
x
page 42
x
x
x
x
x
1 x
1 x
1 x
x
03h
x
x
x
x
page 43
x
x
x
x
x
x
x
x
ADC, Line, HP
Sel. Registers
x
x
x
x
08h
x
x
x
x
page 46
x x x x x
x x x x x
x x x x x
x x x x x
Class H
page 45
Mode
VCP/2 0.450 1.007 0.686 0.006
VCP/2 0.452 1.008 0.964 0.006
VCP/2 0.394 1.008 0.704 0.006
VCP/2 0.394 1.008 0.977 0.006
VCP/2 0.697 1.434 0.688 0.006
VCP/2 0.693 1.435 1.023 0.006
VCP/2 0.572 1.437 0.697 0.006
VCP/2 0.572 1.437 1.025 0.006
VCP/2 0.562 1.083 0.190 0.005
VCP/2 0.572 1.084 0.190 0.006
VCP/2 0.450 1.838 1.063 0.017
VCP/2 0.453 1.839 1.346 0.017
VCP/2 0.689 2.682 1.209 0.023
VCP/2 0.693 2.682 1.560 0.022
-
-
-
-
-
-
-
-
VCP 0.928 1.014 0.690 0.006
VCP 0.936 1.014 0.972 0.006
VCP 0.822 1.015 0.692 0.005
VCP 0.822 1.015 0.969 0.006
VCP 1.405 1.441 0.692 0.006
VCP 1.429 1.442 1.031 0.006
VCP 1.182 1.443 0.698 0.005
VCP 1.182 1.445 1.025 0.006
VCP 1.159 1.090 0.190 0.006
VCP 1.181 1.093 0.190 0.006
VCP 0.931 1.846 1.061 0.017
VCP 0.937 1.846 1.345 0.018
VCP 1.417 2.690 1.218 0.022
VCP 1.420 2.691 1.561 0.023
0.002 0.003 0.002 0.001
0.003 0.002 0.039 0.006
0.002 0.005 0.223 0.006
0.002 0.002 0.010 0.002
0.003 0.859 0.650 0.017
0.002 1.053 0.650 0.018
0.002 1.116 0.795 0.022
0.002 1.470 0.800 0.022
Typical Current (mA)
i
VCP
i
VA
i
VLDO
CS42L55
i
VL
DS773F1
Power
(mW)
Total
10.25
0.01
0.09
0.43
0.03
2.75
3.10
3.48
4.13
3.87
4.75
4.37
5.27
3.80
4.56
4.29
5.06
5.08
6.38
5.68
7.04
4.88
5.99
5.47
6.58
3.31
4.40
3.33
4.44
6.06
6.94
6.58
7.46
8.29
9.63
8.92