CS4525-CNZR Cirrus Logic Inc, CS4525-CNZR Datasheet - Page 8

• 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

8
1. PIN DESCRIPTIONS - SOFTWARE MODE
INT
SCL
SDA
LRCK
SCLK
SDIN
HP_DETECT/
MUTE
RST
Pin Name
HP_DETECT/MUTE
VD_REG
Pin #
DGND
1
2
3
4
5
6
7
8
LRCK
SCLK
SDIN
SDA
RST
SCL
LVD
INT
VD
Interrupt (Output) - Indicates an interrupt condition has occurred.
Serial Control Port Clock (Input) - Serial clock for the I²C control port.
Serial Control Data (Input/Output) - Bi-directional data I/O for the I²C control port.
Left Right Clock (Input) - Determines which channel, Left or Right, is currently active on the serial
audio data line.
Serial Clock (Input) - Serial bit clock for the serial audio interface.
Serial Audio Data Input (Input) - Input for two’s complement serial audio data.
Headphone Detect / Mute (Input) - Headphone detection or mute input signal as configured via the
I²C control port.
Reset (Input) - The device enters a low power mode and all internal registers are reset to their
default settings when this pin is driven low.
10
11
12
1
2
3
4
5
6
7
8
9
48
13
47
14
15
46
45
16
Top-Down (Through Package) View
44
17
48-Pin QFN Package
Thermal Pad
43
18
42
19
Pin Description
41
20
40
21
39
22
38
23
37
24
35
33
31
30
28
26
25
36
34
32
29
27
VP
OUT1
PGND
PGND
OUT2
VP
VP
OUT3
PGND
PGND
OUT4
VP
CS4525
DS726PP3