CS42L55-DNZ Cirrus Logic Inc, CS42L55-DNZ Datasheet - Page 47

• 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

DS773F1
6.8.2
6.8.3
6.9
6.9.1
6.9.2
6.9.3
HPFB
7
HPF Control (Address 09h)
Line Input Select
Selects the specified analog input signal into line amplifier x.
Note:
Headphone Input Select
Selects the specified analog input signal into headphone amplifier x.
Note:
ADCx High-Pass Filter
Configures the internal high-pass filter after ADCx.
ADCx High-Pass Filter Freeze
Configures the high pass filter’s digital DC subtraction and/or calibration after ADCx.
HPF x Corner Frequency
Sets the corner frequency (-3 dB point) for the internal High-Pass Filter (HPF).
LINExMUX
0
1
HPxMUX
0
1
HPFx
0
1
HPFRZx
0
1
HPFx_CF[1:0]
00
01
10
11
HPFRZB
The PGA path must not be selected while the Line Amplifier is powered down.
The PGA path must not be selected while the Headphone Amplifier is powered down.
6
Selected Input to Line Amplifier Ch. x
DACx
PGAx - Use PGAxMUX bit
Selected Input to HP Amplifier Ch. x
DACx
PGAx - Use PGAxMUX bit
High Pass Filter Status
Disabled
Enabled
High Pass Filter Digital Subtraction
Continuous DC Subtraction
Frozen DC Subtraction
HPF Corner Frequency Setting (Fs=48 kHz)
1.8 Hz
119 Hz
236 Hz
464 Hz
HPFA
5
HPFRZA
(“PGA x Input Select” on page
(“PGA x Input Select” on page
4
HPFB_CF1
3
49) to select an input channel.
49) to select an input channel.
HPFB_CF0
2
HPFA_CF1
1
CS42L55
HPFA_CF0
0
47