CS43L22-CNZR Cirrus Logic Inc, CS43L22-CNZR Datasheet - Page 26
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CS43L22-CNZR
Manufacturer Part Number
CS43L22-CNZR
Description
IC Low Power DAC W/ClassD Spkr Driver
Manufacturer
Cirrus Logic Inc
Datasheet
1.CS43L22-CNZ.pdf
(66 pages)
Specifications of CS43L22-CNZR
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
Package / Case
40-QFN
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CS43L22-CNZR
Manufacturer:
CIRRUSLOG
Quantity:
1 183
26
4.5
Referenced Control
PWM Control
SPKxMUTE .........................
MUTE50/50 .........................
SPKMONO ..........................
SPKxVOL[7:0] .....................
SPKSWAP...........................
SPKB=A ..............................
BATTCMP ...........................
VPREF[3:0] .........................
VPLVL[7:0] ..........................
PDN_SPKx[1:0]...................
SPKxSHRT..........................
from DSP
Engine
PWM Outputs
Note:
SPKAMUTE
SPKBMUTE
MUTE50/50
SPKMONO
SPKSWAP
SPKB=A
SPKAVOL[7:0]
SPKBVOL[7:0]
+0dB/-102dB
0.5dB steps
The PWM speaker amplifiers should not be used in the 384x MCLK modes (18.4320 and
16.9344 MHz).
Register Location
“Speaker Mute” on page 45
“Speaker Mute 50/50 Control” on page 46
“Speaker MONO Control” on page 46
“Speaker Volume Control” on page 52
“Speaker Channel Swap” on page 45
“Speaker Volume Setting B=A” on page 45
“Battery Compensation” on page 56
“VP Reference” on page 57
“VP Voltage Level (Read Only)” on page 57
“Speaker Power Control” on page 38
“Speaker Current Load Status (Read Only)” on page 57
VOL
Compensation
BATTCMP
VPREF[3:0]
VPLVL[7:0]
Figure 10. PWM Output Stage
Battery
Modulator
PWM
PDN_SPKA[1:0]
PDN_SPKB[1:0]
Confidential Draft
3/4/10
Drive
Gate
SPKASHRT
SPKBSHRT
Circuit
Short
Speaker
Outputs
CS43L22
+
+
DS792F2
-
-
A
B