RT5509
Typical Application Circuit
1.8V
VBAT
C
VBAT
10μF
C
DVDD
100nF
Base Band
Processor
DVDD
L
BST
1μH
C
PVDD
22μF
A7,
B7,
C7
PVDD
G3
F1
SDA
SCL
RST
INT
DAI1
LRCK1
BCK1
DATAO
G2
VBAT
Control Interface
G1
B4
A4
A2
A1
VBST
LX
E7, F7, G7
E6, F6, G6
RT5509
NC1
NC2
VSPOUTP
VSPOUTN
D6
D7
Audio Interface 1
B1
A3
C6
A6
C1 DAI2
D1 LRCK2
E1
BCK2
B3 DATAI
TSTA1
DGND
DGND
BGND
PGND
ADS1
ADS2
TSTA2
AGND
F2
F3
E5,
F5,
G5
B5,
B6,
C5
F4,
G4,
D5
B2,
C2,
D2,
E2
C3,
D3,
E3,
E4
D4
C4
Figure 3. Mono Mode Application Circuit
Copyright © 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation
DS5509-01
September
2017
www.richtek.com
9
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
