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CDB42L52 Arkusz danych(PDF) 8 Page - Cirrus Logic

Numer części CDB42L52
Szczegółowy opis  2Low-power, Stereo CODEC w/ Headphone & Speaker Amps
Download  82 Pages
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Producent  CIRRUS [Cirrus Logic]
Strona internetowa  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CDB42L52 Arkusz danych(HTML) 8 Page - Cirrus Logic

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8
DS680F1
CS42L52
5/13/08
1. PIN DESCRIPTIONS
Pin Name
#
Pin Description
SDA
1
Serial Control Data (Input/Output) - SDA is a data I/O in I²C Mode.
SCL
2
Serial Control Port Clock (Input) - Serial clock for the serial control port.
AD0
3
Address Bit 0 (Input) - Chip address bit 0.
SPKR_OUTA+
SPKR_OUTA-
SPKR_OUTB+
SPKR_OUTB-
4
6
7
9
PWM Speaker Output (Output) - Full-bridge amplified PWM speaker outputs.
VP
5
8
Power for PWM Drivers (Input) - Power supply for the PWM output driver stages.
-VHPFILT
10
Inverting Charge Pump Filter Connection (Output) - Power supply from the inverting charge
pump that provides the negative rail for the headphone/line amplifiers.
FLYN
11
Charge Pump Cap Negative Node (Output) - Negative node for the inverting charge pump’s fly-
ing capacitor.
FLYP
12
Charge Pump Cap Positive Node (Output) - Positive node for the inverting charge pump’s flying
capacitor.
+VHP
13
Positive Analog Power for Headphone (Input) - Positive voltage rail and power for the internal
headphone amplifiers and inverting charge pump.
HP/LINE_OUTB, A
14,15 Headphone/Line Audio Output (Output) - Stereo headphone or line level analog outputs.
VA
16
Analog Power (Input) - Positive power for the internal analog section.
29
30
28
27
26
25
24
23
22
21
2
1
3
4
5
6
7
8
9
10
GND/Thermal Pad
SDA
AIN4A/MIC1+/MIC2A
AIN2A
AD0
SPKR_OUTA+
VP
VP
SPKR_OUTB-
-VHPFILT
AIN4B/MIC2+/MIC2B
AIN1B
AIN2B
AFILTB
AIN3B/MIC2-/MIC1B
AFILTA
AIN1A
AIN3A/MIC1-/MIC1A
SPKR_OUTB+
SCL
SPKR_OUTA-
Top-Down (Through-Package) View
40-Pin QFN Package


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