CS4525-CNZR Cirrus Logic Inc, CS4525-CNZR Datasheet - Page 77

• Manufacturer Part Number: CS4525-CNZR
• Description: IC PWM Controller+power Stage
• Manufacturer: Cirrus Logic Inc
• Series: Popguard®r
• Type: Class Dr

Specifications of CS4525-CNZR

• Output Type: 2-Channel (Stereo) or 4-Channel (Quad)
• Max Output Power X Channels @ Load: 30W x 1 @ 4 Ohm; 15W x 2 @ 8 Ohm
• Voltage - Supply: 8 V ~ 18 V
• Features: ADC, Depop, I²C, I²S, Mute, PWM, Short-Circuit and Thermal Protection, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 48-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1586 - REFERENCE BOARD FOR CS4525 PWM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DS726PP3
9.7.3
9.7.4
9.7.5
9.7.6
Digital Signal Processing High-Pass Filter (EnDigHPF)
Default = 0
Function:
Controls the operation of the digital signal processing high-pass filter. See
High-Pass Filter” on page 30
Treble Corner Frequency (TrebFc[1:0])
Default = 00
Function:
Sets the corner frequency for the treble shelving filter as shown below.
Bass Corner Frequency (BassFc[1:0])
Default = 01
Function:
Sets the corner frequency for the bass shelving filter as shown below.
Tone Control Enable (EnToneCtrl)
Default = 0
Function:
When set, enables the bass and treble shelving filters. When cleared, disables the bass and treble shelv-
ing filters.
EnDigHPF Setting
TrebFc[1:0] Setting
BassFc[1:0] Setting
EnToneCtrl Setting
0 ..........................................Digital signal processing high-pass filter disabled.
1 ..........................................Digital signal processing high-pass filter enabled.
00 ........................................Selects Treble Fc 0 - Approximately 5 kHz
01 ........................................Selects Treble Fc 1 - Approximately 7 kHz
10 ........................................Selects Treble Fc 2 - Approximately 10 kHz
11.........................................Selects Treble Fc 3 - Approximately 15 kHz
00 ........................................Selects Bass Fc 0 - Approximately 50 Hz
01 ........................................Selects Bass Fc 1 - Approximately 100 Hz
10 ........................................Selects Bass Fc 2 - Approximately 200 Hz
11.........................................Selects Bass Fc 3 - Approximately 250 Hz
0 ..........................................Bass and treble shelving filters disabled.
1 ..........................................Bass and treble shelving filters enabled.
Digital Signal Processing High-Pass Filter State
Treble Corner Frequency
Bass Corner Frequency
Tone Control Filter State
for more information.
“Digital Signal Processing
CS4525
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