Application Circuit Example
LC824204-13YB
VDDIO
1kΩ~ 1kΩ~ 1kΩ~
10kΩ 10kΩ 10kΩ
B/B
LC824204-13YB
VBUSOUT
I2C_SCL
I2C_SDA
INTB
VDD
USB-
PHY
Au dio&
Video
codec
UART
DP_HOST
DM_HOST
HPR
HPL
RESETB
CHG_DETB
TEST
V_HPR
(MIC_R)
V_HPL
(MIC_L)
MIC
VIDEO
RXD
TXD
GND
VBUS
DM
DP
ID
GND
1uF
0.1uF
Battery
Charger-IC
LDO
1uF
Voltage
Supervisor
Battery
+
-
0.1uF
1uF
VBUS
DM
Micro-USB
connector
DP
ID
GND
Caution:
(1) Connect a capacitor higher than 1 μF to VBUSOUT
(2) Pull Up supply for CHG_DETB (open drain) should be the same VDD as the LSI. Since Pch
protector diode is connected to CHG_DETB, when VDD is OFF, latch up may occur when the signal
level turns high by the pull up.
(3) Make sure to connect capacitor (C cut) to VIDEO pin.
(4) TEST should be either GND or Open.
No.A2221-13/14