CS4525-CNZ Cirrus Logic Inc, CS4525-CNZ Datasheet - Page 19

• 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
ANALOG INPUT CHARACTERISTICS
Test Conditions (unless otherwise specified): AGND = DGND = PGND = 0 V; All voltages with respect to ground;
T
ure 28 on page
in
power-down state (PDnOut1 = 1, PDnOut2 = 1, PDnOut3/4 = 1).
Notes:
ADC DIGITAL FILTER CHARACTERISTICS
Notes:
Passband (Frequency Response)
Passband Ripple
Stopband
Stopband Attenuation
Total Group Delay
High-Pass Filter Characteristics
Frequency Response
Phase Deviation
Passband Ripple
Filter Settling Time
Dynamic Range
Total Harmonic Distortion + Noise
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Interchannel Isolation
Full-scale Input Voltage
Input Impedance
A
Figure 1 on page
= 25°C; VD = 3.3 V; Input Signal: 1 kHz sine wave through the recommended passive input filter shown in
4. Referred to the typical full-scale voltage
5. For VD = 2.5 V, VA_REG and VD_REG must be connected to VD. See
6. Measured between AINx and AGND.
7. Filter response is clock dependent and scales with the ADC sampling frequency (Fs). With a
details.
27.000 MHz or 24.576 MHz XTAL/SYS_CLK, Fs is equal to the applied clock divided by 512. With an
18.432 MHz XTAL/SYS_CLK, Fs is equal to the applied clock divided by 384.
61; Capacitor values connected to AFILTA, AFILTB, FILT+, VQ, VD_REG, and VA_REG as shown
(Note 4)
13; Sample Frequency = 48 kHz; 10 Hz to 20 kHz Measurement Bandwidth; Power outputs in
Parameter
(Note 7)
Parameter
VD = 2.5V
unweighted
A-weighted
VD = 3.3V
VD = 5.0V
(Note 5)
(Note 6)
-20 dB
-60 dB
-1 dB
0.786*VD
0.590*VD
0.398*VD
Min
to -0.1 dB corner
90
87
40
-
-
-
-
-
-
-0.13 dB
(Note 7)
-3.0 dB
20 Hz
0.827*VD
0.621*VD
0.419*VD
±100
Typ
0.05
-86
-72
-32
95
92
90
0.6677
-
-0.09
Min
48.4
0
-
-
-
-
-
-
section 6.7 on page 63
10
2.7/Fs
Typ
24.2
3.7
10
5
-
-
-
-
-
/Fs
0.868*VD
0.652*VD
0.440*VD
Max
-77
-
-
-
-
-
-
-
-
0.4948
Max
0.17
0
-
-
-
-
-
-
-
CS4525
ppm/°C
Unit
Vpp
Vpp
Vpp
Unit
for
Deg
dB
dB
dB
dB
dB
dB
dB
kΩ
dB
dB
Hz
Hz
dB
Fs
Fs
Fig-
s
s
19