KING BILLION ELECTRONICS CO., LTD
駿 億 電 子 股 份 有 限 公 司
HE83138
HE80000 SERIES
H. Application Circuit
Twice Charge Pump is selected
LCD Max. Voltage=LV3=3/2*VDD
Twice Charge Pump is selected
LCD Max. Voltage=LV3=VDD
LC1
C6
0.1uF
VDD
LV3
LC1
LV1
LC2
Floating
No Capacitor
LC2
LV1
LV3
C7 0.1uF
C9 0.1uF
No External Parts is
necessary if user adopt
Internal Fast RC Clock
External Fast Clock:
Crystal osc.
VDD
FXI
VDD
FXI
FXO
SXI
FXI
20P
R1
FXO
SXI
50K
BATTERY1
3V
C1
C2
2MHZ
FXO
20P
RSTP_N
0.1uF 100uF
SXO
SXO
C3
0.1uF
SW1
RESET
PRTD[7:0]
PRT17[7:0]
External Fast Clock:
RC osc.
GND
LC1
LC1
VDD
COM[15:0]
SEG[31:0]
LCD PANEL
LC2
LV1
LC2
LV1
R > 8.2 KOhm
FXI
C: Please Ref. AN016
LV3
LV3 < 9 Volt
LR4
OPIN
OPIP
OPO
DAO
C1
0.1uF
C2
0.1uF
External Slow Clock:
Crystal osc.
1/5 BAIS
CONFIGURATION
LR3
C3
0.1uF
Buzzer
or
Speaker
Circuit
SXI
20P
PWMP
PWMN
LR2
C4
0.1uF
VDD
Q1
32.768K
SP1
SXO
20P
LR1
C5
0.1uF
Passive
Bias &
Filter
Circuit
Please Refer
AN022 for Speech
Output Circuit
SPEAKER
LR0
NPN
VO
External Slow Clock:
RC osc.
LVG
SXI
?K Ohm
VR1
R: Please ref. AN016
SXO
8
V1.0
KB [ King blillion Electronics Co.,Ltd. ]
