CRD4525-Q1 Cirrus Logic Inc, CRD4525-Q1 Datasheet - Page 32

• Manufacturer Part Number: CRD4525-Q1
• Description: REFERENCE BOARD FOR CS4525 PWM
• Manufacturer: Cirrus Logic Inc
• Series: Popguard®r

Specifications of CRD4525-Q1

• Amplifier Type: Class D
• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 15W x 2 @ 8 Ohm
• Voltage - Supply: 12 V ~ 18 V
• Operating Temperature: 0°C ~ 70°C
• Board Type: Fully Populated
• Utilized Ic / Part: CS4525
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 598-1586

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The cut/boost level of the bass and treble shelving filters are set by the Bass[3:0] and Treble[3:0] bits in
the Tone Control register.
Referenced Control
EnToneCtrl ..........................
TrebFc[1:0] ..........................
BassFc[1:0] .........................
Treble[3:0] ...........................
Bass[3:0] .............................
Input Sample Rate
48 kHz, 96 kHz
44.1 kHz
32 kHz
Register Location
“Tone Control Enable (EnToneCtrl)” on page 77
“Treble Corner Frequency (TrebFc[1:0])” on page 77
“Bass Corner Frequency (BassFc[1:0])” on page 77
“Treble Gain Level (Treb[3:0])” on page 78
“Bass Gain Level (Bass[3:0])” on page 78
Table 3. Treble Shelving Filter Corner Frequencies
Treble Fc 0
5.0 kHz
4.8 kHz
5.2 kHz
Treble Fc 1
7.0 kHz
6.7 kHz
7.3 kHz
Treble Fc 2
10.0 kHz
10.4 kHz
9.6 kHz
Treble Fc 3
15.0 kHz
14.4 kHz
15.6 kHz
CS4525
DS726PP3