CS4205-KQZ Cirrus Logic Inc, CS4205-KQZ Datasheet - Page 56

• Manufacturer Part Number: CS4205-KQZ
• Description: IC CODEC AC97 I2S 48-LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codec '97r

Specifications of CS4205-KQZ

• Package / Case: 48-LQFP
• Data Interface: Serial
• Resolution (bits): 18, 20 b
• Number Of Adcs / Dacs: 1 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 90 / 90
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 4.75 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 8
• Number Of Dac Outputs: 3
• Conversion Rate: 48 KSPs
• Interface Type: Serial (5-Wire)
• Resolution: 18 bit, 20 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Number Of Channels: 1 ADC, 1 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 598-1182

56
SDATA
SDATA
SDATA
SDATA
LRCK
LRCK
SCLK
LRCK
SCLK
SCLK
LRCK
SCLK
1 0
SDF[1:0]
0 0
0 1
1 0
1 1
M S B-1 -2 -3 -4 -5
M S B-1 -2 -3 -4 -5
19 18
Polarity
LRCLK
negative
positive
positive
positive
Table 23. Serial Data Formats and Compatible DACs/ADC’s for the CS4205
17 16
15 14 13 12 11 10
15 14 13 12 11 10
Figure 19. Serial Data Format 2 (Right Justified, 20-bit data)
Left Channel
Figure 20. Serial Data Format 3 (Right Justified, 16-bit data)
Justification
Left Channel
right justified
right justified
left justified
left justified
+5 +4
+5 +4
Left Channel
Left Channel
Data
Figure 18. Serial Data Format 1 (Left Justified)
+3 +2 +1 LSB
+3 +2 +1 LSB
9 8 7
9 8 7
Figure 17. Serial Data Format 0 (I
(MSB vs. LRCLK)
6 5 4 3 2 1 0
Data Alignment
6 5 4 3 2 1 0
1 SCLK delayed
not delayed
not delayed
not delayed
Resolution
19 18
M SB-1 -2 -3 -4
M S B-1 -2 -3 -4
20-bit
20-bit
20-bit
16-bit
Data
17 16
2
15 14 13 12 11 10
S)
15 14 13 12 11 10
Diagram
Figure 17
Figure 18
Figure 19
Figure 20
Timing
+5 +4
+5 +4
Right Channel
Right Channel
Right Channel
Right Channel
+3 +2 +1 LSB
+3 +2 +1 LSB
9 8 7
CS4334/CS5331A
CS4335/CS5330A
Recommended
9 8 7
CS4337/none
CS4338/none
DAC/ADC
6 5 4 3 2 1 0
6 5 4 3 2 1 0
CS4205
DS489PP4