CS4340
DS297F3
13
DC ELECTRICAL CHARACTERISTICS (AGND = 0 V; all voltages with respect to AGND.)
Notes: 8. Normal operation is defined as RST = HI with a 997 Hz, 0 dBFS input sampled at the highest Fs for
each speed mode, and open outputs, unless otherwise specified.
9. Power Down Mode is defined as RST = LO with all clocks and data lines held static.
10. Valid with the recommended capacitor values on FILT+ and VQ as shown in Figure 14. Increasing the
capacitance will also increase the PSRR.
DIGITAL INPUT CHARACTERISTICS (AGND = 0 V; all voltages with respect to AGND.)
DIGITAL INTERFACE SPECIFICATIONS (AGND = 0 V; all voltages with respect to AGND.)
Parameters
Symbol
Min
Typ
Max
Units
Normal Operation (Note 8)
Power Supply Current
VA = 5.0 V
VA = 3.0 V
IA
-
15
11
18
14
mA
Power Dissipation
VA = 5.0 V
VA = 3.0 V
-
75
33
90
42
mW
Power-down Mode (Note 9)
Power Supply Current
VA = 5.0 V
VA = 3.0 V
IA
-
60
30
-
A
Power Dissipation
VA = 5.0 V
VA = 3.0 V
-
0.3
0.09
-
mW
All Modes of Operation
Power Supply Rejection Ratio (Note 10)
1 kHz
60 Hz
PSRR
-
60
40
-
dB
VQ Nominal Voltage
Output Impedance
Maximum allowable DC current source/sink
-
0.45VA
250
0.01
-
V
k
mA
Filt+ Nominal Voltage
Output Impedance
Maximum allowable DC current source/sink
-
VA
250
0.01
-
V
k
mA
MUTEC Low-Level Output Voltage
-
0
-
V
MUTEC High-Level Output Voltage
-
VA
-
V
Maximum MUTEC Drive Current
-
3
-
mA
Parameters
Symbol
Min
Typ
Max
Units
Input Leakage Current
Iin
--
±10
A
Input Capacitance
-
8
-
pF
Parameters
Symbol
Min
Max
Units
3.3 V Logic (3.0 V to 3.6 V DC Supply)
High-Level Input Voltage
VIH
2.0
-
V
Low-Level Input Voltage
VIL
-0.8
V
5.0 V Logic (4.75 V to 5.25 V DC Supply)
High-Level Input Voltage
VIH
2.0
-
V
Low-Level Input Voltage
VIL
-0.8
V
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