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

• Manufacturer Part Number: CS4525-CNZ
• Description: IC AMP AUDIO PWR 30W QUAD 48QFN
• Manufacturer: Cirrus Logic Inc
• Series: Popguard®r
• Type: Class Dr

Specifications of CS4525-CNZ

• Output Type: 2-Channel (Stereo) or 4-Channel (Quad)
• Package / Case: 48-QFN
• 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
• Product: Class-D
• Output Power: 30 W
• Thd Plus Noise: 10 %
• Operating Supply Voltage: 2.5 V to 5 V
• Supply Current: 54 mA
• Maximum Power Dissipation: 180 mW
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Audio - Load Impedance: 4 Ohms, 6 Ohms, 8 Ohms
• Audio Load Resistance: 8 Ohms, 4 Ohms
• Minimum Operating Temperature: 0 C
• Supply Voltage (max): 5.25 V
• Supply Voltage (min): 2.375 V
• Amplifier Class: D
• No. Of Channels: 4
• Supply Voltage Range: 8V To 18V
• Load Impedance: 4ohm
• Operating Temperature Range: 0°C To +70°C
• Amplifier Case Style: QFN
• No. Of Pins: 48
• Rohs Compliant: Yes
• 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
• Other names: 598-1264

DS726PP2
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
77