Pin Assignments And Descriptions; Wlcsp Pin Out (Through-Package View) - Cirrus Logic CS42L42 Manual

1 Pin Assignments and Descriptions

This section shows pin assignments and describes pin functions.

1.1 WLCSP Pin Out (Through-Package View)

A1
SDA
B1
VA
C1
FILT+
D1
HSIN–
E1
HSIN+
F1
HS4
G1
GNDHS
Microphone
DS1083F2
A2 A3
SCL VL
B2 B3
AD1 GNDL
C2 C3
GNDA AD0
D2 D3
TSTI SWIRE_SEL DIGLDO_PDN
E3
E2
HS_CLAMP2 HSBIAS_FILT_
REF
F2 F3
HS_CLAMP1 HSBIAS_
FILT
G2 G3
HS3 RING_SENSE
Headphone
Figure 1-1. WLCSP Pin Diagram (Through-Package View)
A4 A5
ASP_SDOUT ASP_SDIN/
SWIRE_SD
B4 B5
ASP_SCLK/ ASP_LRCK/
SWIRE_CLK FSYNC
C4 C5
VL_SEL RESET
D4 D5
HPSENSA
E4 E5
TIP_SENSE
HPOUTA
F4 F5
HPSENSB
HS4_REF
G4 G5
HS3_REF HPOUTB
Charge
Digital I/O
Pump
1 Pin Assignments and Descriptions
A6 A7
SPDIF_TX VD_FILT
B6 B7
GNDD INT
C6 C7
WAKE TSTI
D6 D7
VCP VP
E6 E7
+VCP_FILT FLYP
F6 F7
GNDCP
FLYC
G6 G7
–VCP_FILT FLYN
Ground
Power
CS42L42
3