CS4222-KS Cirrus Logic Inc, CS4222-KS Datasheet - Page 7

• Manufacturer Part Number: CS4222-KS
• Description: Audio CODECs IC 20-Bit Stereo Codec w/Vol Cntrl
• Manufacturer: Cirrus Logic Inc

Specifications of CS4222-KS

• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 48 KSPs
• Interface Type: Serial (I2C, SPI)
• Resolution: 20 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-28
• Minimum Operating Temperature: - 10 C
• Number Of Channels: 2 ADC, 2 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ANALOG INPUT CHARACTERISTICS
signal is a 997 Hz sine wave; measurement bandwidth is 10 Hz to 20 kHz; VD = VA, Fs=48kHz)
Notes: 2. Referenced to typical fullscale differential input voltage.
DS236F1
Dynamic Range
Total Harmonic Distortion + Noise
Interchannel Isolation
DC Accuracy
Offset Error
Interchannel Gain Mismatch
Gain Drift
Analog Input
Full Scale Differential Input Voltage
Input Resistance
Input Capacitance
Common Mode Input Voltage
ADC Digital Decimation Filter Characteristics (Note 3)
Passband
Passband Ripple
StopBand
StopBand Attenuation
Group Delay
Group Delay Variation
HPF Characteristics
Frequency Response
Phase Deviation
Passband Ripple
3. The filter characteristics have been normalized to the sample rate (Fs) and can be referenced to the
4. The analog modulator samples the input at 6.144 MHz for an Fs equal to 48 kHz. There is no rejection
desired sample rate by multiplying the given characteristic by Fs.
of input signals which are multiples of the sampling frequency (n x 6.144 MHz +/- 21.8 kHz; n = 0, 1, ...).
Parameter
(HPF Disabled)
(HPF Enabled)
Parameter
unweighted
A-weighted
(1 kHz)
-20 dB
-60 dB
(Note 2)
-1 dB
1.82
Min
95
92
-
-
-
-
-
-
-
-
-
-
-
to -0.01 dB corner
CS4222-KS
(Test conditions (unless otherwise specified): Input test
±100
Typ
-90
-76
-36
0.1
2.0
2.3
99
96
90
20
10
15
@ 20 Hz
0
-0.1 dB
(Note 4)
-3 dB
Max
2.18
-86
-
-
-
-
-
-
-
-
-
-
-
-
0.625
-0.01
Min
80
0
-
-
-
-
-
-
1.82
Min
95
92
-
-
-
-
-
-
-
-
-
-
-
CS4222-BS/-DS
15/Fs
Typ
3.7
20
10
-
-
-
-
-
-
±100
Typ
-90
-76
-36
0.1
2.0
2.3
99
96
90
20
10
15
0
0.4535
+0.01
Max
0
0
Max
2.18
-
-
-
-
-
-
-86
-
-
-
-
-
-
-
-
-
-
-
-
CS4222
ppm/°C
mV
mV
Degree
V
Unit
Unit
dB
dB
dB
dB
dB
dB
dB
kΩ
pF
dB
dB
Hz
Hz
dB
RMS
Fs
Fs
V
s
s
RMS
RMS
7