CS4270-DZZ Cirrus Logic Inc, CS4270-DZZ Datasheet - Page 10

• 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

10
DAC COMBINED INTERPOLATION & ANALOG FILTER RESPONSE
The filter characteristics have been normalized to the sample rate (Fs) and can be referenced to the desired sam-
ple rate by multiplying the given characteristic by Fs. (See
Notes: 4. Amplitude vs. Frequency plots of this data are available in
Single-Speed Mode
Passband
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
De-emphasis Error (Note 8)
Double-Speed Mode
Passband
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
Quad-Speed Mode
Passband
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
5. Response is clock dependent and will scale with Fs.
6. For Single-Speed Mode, the Measurement Bandwidth is 0.5465 Fs to 3 Fs.
7. De-emphasis is available only in Single-Speed Mode.
(Note 5)
(Note 5)
(Note 5)
Figures 23
For Double-Speed Mode, the Measurement Bandwidth is 0.577 Fs to 1.4 Fs.
For Quad-Speed Mode, the Measurement Bandwidth is 0.7 Fs to 1 Fs.
through 46.
Parameter
to -0.1 dB corner
to -0.1 dB corner
to -0.1 dB corner
to -3 dB corner
to -3 dB corner
to -3 dB corner
Fs = 44.1 kHz
Fs = 32 kHz
Fs = 48 kHz
(Note 6)
(Note 6)
(Note 6)
Note
4)
Symbol
tgd
tgd
tgd
Section 9. “Filter Plots” on page
.5465
.5770
-.175
Min
-.15
-.12
0.7
50
55
51
0
0
0
0
0
0
-
-
-
-
-
-
2.5/Fs
10/Fs
5/Fs
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+.05/-.25
+1.5/+0
-.2/-.4
.4992
0.110
0.469
Max
+.01
+.15
.501
.35
.22
+0
-
-
-
-
-
-
-
-
-
CS4270
DS686F1
38. See
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
s
s
s