CS42448-CQZ Cirrus Logic Inc, CS42448-CQZ Datasheet - Page 23

• Manufacturer Part Number: CS42448-CQZ
• Description: IC CODEC 108DB 192KHZ 64LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codecr

Specifications of CS42448-CQZ

• Package / Case: 64-LQFP
• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 6 / 8
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 108 (Differential), 102 / 105 (Single-Ended)
• Voltage - Supply, Analog: 3.14 V ~ 5.25 V
• Voltage - Supply, Digital: 3.14 V ~ 5.25 V
• Operating Temperature: -10°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 10
• Number Of Dac Outputs: 8
• Conversion Rate: 192 KSPS
• Interface Type: Serial (I2C, SPI)
• Resolution: 24 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 10 C
• Number Of Channels: 6 ADC/8 DAC
• Thd Plus Noise: - 98 dB ADC / - 98 dB DAC, - 95 dB ADC / - 95 dB DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1151 - BOARD EVAL FOR CS42448 CODEC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1033

DS648F3
DC ELECTRICAL CHARACTERISTICS
AGND = 0 V; all voltages with respect to ground.
Notes:
DIGITAL INTERFACE SPECIFICATIONS & CHARACTERISTICS
Notes:
Normal Operation
Power Supply Current
Power Dissipation
Power Supply Rejection Ratio
(Note 28)
Power-Down Mode
Power Dissipation
VQ Characteristics
Nominal Voltage
Output Impedance
DC Current Source/Sink
FILT+_ADC Nominal Voltage
FILT+_DAC Nominal Voltage
High-Level Output Voltage at I
Low-Level Output Voltage at I
High-Level Input Voltage
Low-Level Input Voltage
Leakage Current
Input Capacitance
MUTEC Drive Current
26. Normal operation is defined as RST = HI with a 997 Hz, 0 dBFS input to the DAC and AUX port, and a
27. I
28. Valid with the recommended capacitor values on FILT+ and VQ. Increasing the capacitance will also
29. Power-Down Mode is defined as RST = LO with all clocks and data lines held static and no analog input.
30. Guaranteed by design. The DC current draw represents the allowed current draw from the VQ pin due
31. See
1 kHz, -1 dB analog input to the ADC port sampled at the highest F
are open, unless otherwise specified.
increase the PSRR.
to typical leakage through the electrolytic de-coupling capacitors.
DT
measured with no external loading on pin 64 (SDA).
“Digital I/O Pin Characteristics” on page 8
(Note 23)
(Note 26)
Parameters
(Note 29)
(Note 30)
Parameters
o
o
=2 mA
=2 mA
(Note 31)
VLS = VLC = VD = 3.3 V
All Supplies = VA = 5 V
All Supplies = 5 V
Control Port
Control Port
Control Port
Control Port
Serial Port
Serial Port
Serial Port
Serial Port
MUTEC
MUTEC
VA = 5.0 V
(Note 27)
for serial and control port power rails.
60 Hz
1 kHz
Symbol
V
V
V
V
I
OH
OL
in
IH
IL
Symbol
PSRR
I
I
DT
A
0.7xVLS
0.7xVLC
VLC-1.0
VLS-1.0
VA-1.0
Min
s
-
-
-
-
-
-
-
-
for each speed mode. DAC outputs
Min
-
-
-
-
-
-
-
-
-
-
-
0.5•VA
Typ
60.6
1.25
Typ
600
VA
VA
3
80
60
40
23
-
-
-
-
-
-
-
-
-
-
-
-
-
0.2xVLC
0.2xVLS
Max
850
10
Max
-
-
-
-
-
-
-
-
-
±10
0.4
0.4
0.4
10
-
-
-
-
-
-
CS42448
Units
mW
mW
mA
mA
dB
dB
kΩ
μA
Units
V
V
V
mA
μA
pF
V
V
V
V
V
V
V
V
V
V
23