参数资料
型号: STM8L162R8T3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PQFP64
封装: 10 X 10 MM, LQFP-64
文件页数: 115/116页
文件大小: 1229K
代理商: STM8L162R8T3
Electrical parameters
STM8L162R8, STM8L162M8
Doc ID 17959 Rev 1
9.3.8
LCD controller
VLCD external capacitor
The application can achieve a stabilized LCD reference voltage by connecting an external
capacitor CEXT to the VLCD pin. CEXT is specified in Table 43.
Table 43.
LCD characteristics(1)
1.
Data guaranteed by Design, not tested in production.
Symbol
Parameter
Min
Typ
Max.
Unit
VLCD
LCD external voltage
3.6
V
VLCD0
LCD internal reference voltage 0
2.6
V
VLCD1
LCD internal reference voltage 1
2.7
V
VLCD2
LCD internal reference voltage 2
2.8
V
VLCD3
LCD internal reference voltage 3
3.0
V
VLCD4
LCD internal reference voltage 4
3.1
V
VLCD5
LCD internal reference voltage 5
3.2
V
VLCD6
LCD internal reference voltage 6
3.4
V
VLCD7
LCD internal reference voltage 7
3.5
V
CEXT
VLCD external capacitance
0.1
1
2
F
IDD
Supply current(2) at VDD = 1.8 V
2.
LCD enabled with 3 V internal booster (LCD_CR1 = 0x08), 1/4 duty, 1/3 bias, division ratio= 64, all pixels
active, no LCD connected.
3A
Supply current(2) at VDD = 3 V
3
A
RHN
(3)
(= 3 X RH)
3.
RHN is the total resistive network value. The bridge is made of 3 RH serial resistors.
Low drive resistive network
6.6
M
Ω
RLN
(4)
(= 3 X RL)
4.
RLN is the total resistive network value. The bridge is made of 3 RL serial resistors.
High drive resistive network
240
k
Ω
V33
Segment/Common higher level voltage
VLCDx
V
V23
Segment/Common 2/3 level voltage
2/3VLCDx
V
V12
Segment/Common 1/2 level voltage
1/2VLCDx
V
V13
Segment/Common 1/3 level voltage
1/3VLCDx
V
V0
Segment/Common lowest level voltage
0
V
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