CS4270-DZZ Cirrus Logic Inc, CS4270-DZZ Datasheet - Page 9

• Manufacturer Part Number: CS4270-DZZ
• Description: IC CODEC 24BIT 105DB 24TSSOP
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS4270-DZZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 105
• Voltage - Supply, Analog: 3.1 V ~ 5.25 V
• Voltage - Supply, Digital: 3.1 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• Audio Codec Type: Stereo
• No. Of Adcs: 1
• No. Of Dacs: 1
• No. Of Input Channels: 3
• No. Of Output Channels: 3
• Adc / Dac Resolution: 24bit
• Sampling Rate: 216kSPS
• Ic Interface Type: I2C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1002 - BOARD EVAL FOR CS4270 CODEC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 598-1622

DS686F1
DAC ANALOG CHARACTERISTICS
Test Conditions (unless otherwise specified): VD = VL = 3.3 V, AGND = DGND = 0 V; T
put Sine Wave, 997 Hz
in
Measurement Bandwidth 10 Hz to 20 kHz.
Note:
Dynamic Range
Total Harmonic Distortion + Noise
DAC Performance across Full VA Range
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Analog Output
Full Scale Output Voltage
Max DC Current draw from AOUTA or AOUTB
Max AC-Load Resistance (see
Max Load Capacitance (see
Output Impedance of AOUTA and AOUTB
Figure 1 on page
3. One LSB of triangular PDF dither added to data.
AGND
AOUTx
Figure 2. Output Test Load
Parameter
Parameter
7. Fs = 48/96/192 kHz; Synchronous Mode; Test load R
3.3 µF
(Note
18 to 24 bit
16 Bit
18 to 24 bit
16 Bit
Figure
Figure
3). Decoupling capacitors, filter capacitors, and recommended output filter as shown
3)
R
3)
L
unweighted
unweighted
A-weighted
A-weighted
(1 kHz)
-20 dB
-60 dB
-20 dB
-60 dB
0 dB
0 dB
C
L
Symbol
Symbol
I
THD+N
OUTmax
Z
V
DR
R
C
OUT
out
L
L
Min
99
96
90
87
125
100
-
-
-
-
-
-
75
50
25
0.6•VA
2.5
-100
Min
VA = 5 V
-
-
-
-
-
-
3
Typ
105
102
-87
-82
-42
-85
-76
-36
96
93
5
Figure 3. Maximum Loading
Max
L
-83
-81
= 3 k, C
-
-
-
-
-
-
-
-
0.65•VA
Typ
100
100
100
0.1
Resistive Load -- R
10
3
-
Min
10
97
94
90
87
-
-
-
-
-
-
Safe Operating
VA = 3.3 V
L
A
= 10 pF (see
= +25° C; Full-Scale Out-
Region
Typ
103
100
-83
-80
-40
-81
-76
-36
96
93
0.7•VA
+100
Max
0.25
-
-
-
-
-
15
L
Max
-79
-77
(k  )
-
-
-
-
-
-
-
-
Figure
CS4270
ppm/°C
Unit
Unit
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
A
k
pF

20
2).
9