CS43L22-CNZ Cirrus Logic Inc, CS43L22-CNZ Datasheet - Page 30

• Manufacturer Part Number: CS43L22-CNZ
• Description: IC DAC W/HDPN & SPKR AMPS 40QFN
• Manufacturer: Cirrus Logic Inc

Specifications of CS43L22-CNZ

• Package / Case: 40-QFN
• Number Of Bits: 24
• Data Interface: Serial
• Number Of Converters: 1
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Conversion Rate: 96 KSPS
• Resolution: 24 bit
• Interface Type: Serial
• Operating Supply Voltage: 1.8 V or 2.5 V
• Operating Temperature Range: + 85 C
• Mounting Style: SMD/SMT
• Number Of Dac Outputs: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1529 - BOARD EVAL FOR CS43L22
• Power Dissipation (max): -
• Settling Time: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1650

30
4.7
LRCK
SCLK
LRCK
SCLK
SDIN
LRCK
SCLK
SDIN
SDIN
Note:
Digital Interface Formats
The serial port operates in standard I²S, Left-Justified, Right-Justified, or DSP Mode digital interface formats
with varying bit depths from 16 to 24. Data is clocked into the DAC on the rising edge of SCLK.
27.0000
MSB
MCLK
(MHz)
M S B
*The marked sample rate values are not exact representations of the actual frame clock frequency
They have been truncated to 4 decimal places. The exact value can be calculated by dividing the
MCLK being used by the desired MCLK/LRCK ratio.
Sample Rate,
*22.0588...
*44.1176...
*11.0294...
Fs (kHz)
12.0000
24.0000
32.0000
48.0000
16.0000
8.0000
AOUTA
Left Channel
AOUTA
L e ft C h a n n e l
L e f t C h a n n e l
M S B
SPEED[1:0]
(AUTO=’0’b)
Figure 14. Right-Justified Format\
Audio W ord Length (AW L)
Figure 13. Left-Justified Format
Table 1. Serial Port Clocking
10
01
01
01
10
10
11
11
11
AO UTA
Figure 12. I²S Format
Confidential Draft
LSB
L S B
3/4/10
32kGROUP
L S B
MSB
1
0
0
1
0
0
0
0
1
M S B
VIDEOCLK
Right Channel
AOUTB
R ig ht C h a n n el
AOUTB
1
1
1
1
1
1
1
1
1
R i g h t C h a n n e l
M S B
RATIO[1:0]
01
01
01
01
01
01
11
11
11
AO UTB
LSB
L S B
CS43L22
MCLKDIV2
MSB
DS792F2
L S B
0
0
0
0
0
0
0
0
0
MSB