CS4270_06 Datasheet, PDF (16/49 Pages) Cirrus Logic – 24-Bit, 192 kHz Stereo Audio CODEC

CS4270
DC ELECTRICAL CHARACTERISTICS
(T_A = 25° C; AGND=DGND=0, all voltages with respect to ground; MLCK=12.288 MHz; Master Mode)
Parameter
Symbol Min
Power Supply
Power Supply Current
(Normal Operation)
VA = 5 V I_A
-
VA = 3.3 V I_A
-
VD, VLC = 5 V I_D
-
VD, VLC = 3.3 V I_D
-
Power Supply Current
(Power-Down Mode) (Note 14)
VA = 5 V I_A
-
VD, VLC = 5 V I_D
-
Power Consumption
VA = 5 V, VD = VLC= 3.3 V
Normal Operation
-
-
VA = 5 V, VD = VLC = 5 V
Normal Operation
-
-
Power-Down Mode (Note 14)
-
-
Power Supply Rejection Ratio (1 kHz)
(Note 15) PSRR
-
Common Mode Voltage
Nominal Common Mode Voltage
VQ
-
Maximum DC Current Source/Sink from VQ
-
VQ Output Impedance
-
Positive Voltage Reference
FILT+ Nominal Voltage
FILT+
-
Maximum DC Current Source/Sink from FILT+
-
FILT+ Output Impedance
-
Mute Control
MUTEA, MUTEB Low-Level Output Voltage
-
MUTEA, MUTEB High-Level Output Voltage
-
Maximum MUTEA & MUTEB Drive Current
-
Typ
Max
31
40
27
35
29
38
20
29
1.51
-
0.45
-
221
296
255
-
9.8
323
55
-
VA/2
-
1
-
25
-
VA
-
10
-
18
-
0
-
VA
-
3
-
Unit
mA
mA
mA
mA
mA
mA
mW
mW
mW
dB
VDC
µA
kΩ
VDC
µA
kΩ
V
V
mA
14. Power Down Mode is defined as RST = Low with all clocks and data lines held static.
15. Valid with the recommended capacitor values on FILT+ and VQ as shown in the Typical Connection
Diagram.
DIGITAL CHARACTERISTICS
Parameter (Note 16)
Symbol
Min
Typ Max
High-Level Input Voltage
Serial Port V_IH
0.7xVD
-
-
Control Port
0.7xVLC -
-
Low-Level Input Voltage
Serial Port V_IL
Control Port
-
- 0.2xVD
-
- 0.2xVLC
High-Level Output Voltage at I_o = 2 mA
Serial Port V_OH
VD - 1.0
-
-
Control Port
VLC - 1.0 -
-
MUTEA, MUTEB
VA - 1.0
-
-
Low-Level Output Voltage at I_o = 2 mA
Input Leakage Current
V_OL
-
-
0.4
I_in
-10
-
10
16. Serial Port signals include: SCLK, LRCK, SDOUT, SDIN
Control Port signals include: SDA/CDOUT, SCL/CCLK, AD1/CDIN, AD0/CS, RST
Units
V
V
V
V
V
V
V
V
µA
16
DS686PP1