CS4245-CQZ Cirrus Logic Inc, CS4245-CQZ Datasheet - Page 10

IC CODEC AUD STER 104DB 48LQFP

CS4245-CQZ

Manufacturer Part Number
CS4245-CQZ
Description
IC CODEC AUD STER 104DB 48LQFP
Manufacturer
Cirrus Logic Inc
Type
Stereo Audior
Datasheet

Specifications of CS4245-CQZ

Package / Case
48-LQFP
Data Interface
Serial
Resolution (bits)
24 b
Number Of Adcs / Dacs
2 / 2
Sigma Delta
Yes
Dynamic Range, Adcs / Dacs (db) Typ
104 / 104
Voltage - Supply, Analog
3.13 V ~ 5.25 V
Voltage - Supply, Digital
3.13 V ~ 5.25 V
Operating Temperature
-10°C ~ 70°C
Mounting Type
Surface Mount
Number Of Adc Inputs
12
Number Of Dac Outputs
4
Conversion Rate
192 KSPS
Interface Type
Serial (I2C, SPI)
Resolution
24 bit
Operating Supply Voltage
3.3 V, 5 V
Maximum Operating Temperature
+ 70 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 10 C
Number Of Channels
2 ADC/2 DAC
Thd Plus Noise
- 95 dB ADC / - 90 dB DAC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
598-1501 - BOARD EVAL FOR CS4245 CODEC
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
598-1034

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10
DAC ANALOG CHARACTERISTICS
Test Conditions (unless otherwise specified): AGND = DGND = 0 V; VA = 3.13 V to 5.25 V; VD = 3.13 V to 5.25 V
or VA + 0.25 V, whichever is less; VLS = VLC = 1.71 V to 5.25 V; T
+85° C for Automotive; Output test signal: 997 Hz full-scale sine wave; Test load R
Figure
shown in
Dynamic Performance for VA = 4.75 V to 5.25 V
Dynamic Range
Total Harmonic Distortion + Noise
Dynamic Performance for VA = 3.13 V to 3.46 V
Dynamic Range
Total Harmonic Distortion + Noise
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Analog Output
Full Scale Output Voltage
DC Current draw from an AOUT pin
AC-Load Resistance
Load Capacitance
Output Impedance
1), Fs = 48/96/192 kHz. Measurement Bandwidth 10 Hz to 20 kHz Synchronous mode; All Connections as
4. One-half LSB of triangular PDF dither added to data.
5. Guaranteed by design. The DC current draw represents the allowed current draw from the AOUT pin
Figure 12 on page
due to typical leakage through the electrolytic DC blocking capacitors.
Parameter
18 to 24-Bit
16-Bit
18 to 24-Bit
16-Bit
18 to 24-Bit
16-Bit
18 to 24-Bit
16-Bit
29.
A-Weighted
A-Weighted
A-Weighted
A-Weighted
unweighted
unweighted
unweighted
unweighted
(Note 4)
(Note 4)
(Note 4)
(Note 4)
(Note 5)
(Note 6)
(Note 6)
(1 kHz)
-20 dB
-60 dB
-20 dB
-60 dB
-20 dB
-60 dB
-20 dB
-60 dB
0 dB
0 dB
0 dB
0 dB
Symbol
THD+N
THD+N
Z
I
OUT
R
C
OUT
L
L
0.60*VA 0.65*VA 0.70*VA 0.60*VA 0.65*VA 0.70*VA
Min
Commercial Grade
98
95
90
87
95
92
88
85
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ
104
101
101
100
100
150
-90
-81
-41
-93
-73
-33
-87
-78
-38
-90
-70
-30
0.1
96
93
98
93
90
-
-
-
A
= -10° to +70° C for Commercial or -40° to
Max
0.25
100
-84
-87
-79
-82
10
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Min
96
93
88
85
93
90
86
83
Automotive Grade
L
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
= 3 kΩ, C
Typ
104
101
101
100
100
150
-90
-81
-41
-93
-73
-33
-87
-78
-38
-90
-70
-30
0.1
96
93
98
93
90
-
-
-
L
= 10 pF (see
Max
0.25
100
-82
-85
-77
-80
10
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS4245
DS656F2
ppm/°C
Unit
V
μA
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
pF
Ω
pp

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