CS42L55-DNZ Cirrus Logic Inc, CS42L55-DNZ Datasheet - Page 62

• Manufacturer Part Number: CS42L55-DNZ
• Description: IC CODEC STER H-HDPN AMP 36-QFN
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS42L55-DNZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 95 / 99
• Voltage - Supply, Analog: 1.65 V ~ 2.71 V
• Voltage - Supply, Digital: 1.65 V ~ 2.71 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1506 - BOARD EVAL FOR CS42L55 CODEC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

62
6.27.3 Limiter Release Rate
6.28
6.28.1 Limiter Attack Rate
6.29
6.29.1 ALCx
Reserved
ALCB
7
7
Limiter Attack Rate (Address 23h)
ALC Enable & Attack Rate (Address 24h)
Sets the rate at which the limiter releases the digital attenuation from levels below the CUSH[2:0] thresh-
old
(“Master Volume Control” on page
Note:
and the DIGSFT
able” on page
Sets the rate at which the limiter applies digital attenuation from levels above the MAX[2:0] threshold
(“Limiter Maximum Threshold” on page
Note:
the DIGSFT
on page
Configures the automatic level controller (ALC).
LIMRRATE[5:0]
00 0000
···
11 1111
Application:
LIMARATE[5:0]
00 0000
···
11 1111
Application:
ALC
0
1
Application:
(“Limiter Cushion Threshold” on page
Reserved
The limiter release rate is user-selectable but is also a function of the sampling frequency, Fs,
The limiter attack rate is user-selectable but is also a function of the sampling frequency, Fs, and
66) is enabled.
ALCA
6
6
(“Digital Soft Ramp” on page
66) is enabled.
Release Time
Fastest Release
···
Slowest Release
Attack Time
Fastest Attack
···
Slowest Attack
ALC Status
Disabled
Enabled
“Limiter” on page 32
“Limiter” on page 32
“Automatic Level Control (ALC)” on page 24
(“Digital Soft Ramp” on page
ALCARATE5
LIMARATE5
5
5
AALCRATE4
57) setting.
LIMARATE4
4
4
60).
46) setting unless the disable bit
61) and returns the analog output level to the MSTxVOL[7:0]
46) setting unless the disable bit
ALCARATE3
LIMARATE3
3
3
ALCARATE2
LIMARATE2
2
2
(“Limiter Soft Ramp Disable”
ALCARATE1
LIMARATE1
(“Limiter Soft Ramp Dis-
1
1
CS42L55
ALCARATE0
LIMARATE0
DS773F1
0
0