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PDF LM3121 Data sheet ( Hoja de datos )
| Número de pieza | LM3121 | |
| Descripción | LCD Module | |
| Fabricantes | Shenzhen | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de LM3121 (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
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LM3121
LCD Module User Manual
Shenzhen TOPWAY Technology Co., Ltd.
Rev.
0.1
0.2
Descriptions
Preliminary Release
Typing Correction on 4.5 Display Command
Release Date
2006-01-17
2006-02-07
URL: www.topwaydisplay.com
www.topwaysz.com
Document Name: LM3121-Manual-Rev0.2
Page: 1 of 9
1 page  
TOPWAY
LCD Module User Manual
LM3121
2. Absolute Maximum Ratings
Items
Symbol
Min.
Max. Unit Condition
Supply Voltage
VDD 0 7.0 V VSS = 0V
Operating Temperature
TOP
-20
70 °C No Condensation
Storage Temperature TST -30 80 °C No Condensation
Cautions:
Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device. Functional
operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure
to extreme conditions may affect device reliability.
3. Electrical Characteristics
www.DataSheet34U.1.comDC Characteristics
Items
Symbol
Operating Voltage
VDD
Input High Voltage
Input Low Voltage
VIH
VIL
Operating Current
Note:
IDD
*1. Normal text display
MIN.
4.8
4.0
VSS
-
TYP.
5.0
-
-
2.5
MAX.
5.2
VDD
1.0
7.5
Unit
V
V
V
mA
VSS=0V, VDD =5V, TOP =25°C
Applicable Pin
VDD
A0, R/W, E1, E2, E3, DB0-
DB7, /RES
VDD (*1)
3.2 LED Backlight Circuit Characteristics
VBLK=0V, IfBLA=120mA, TOP =25°C
Items
Symbol MIN. TYP. MAX. Unit Applicable Pin
Forward Voltage
VfBLA - 5.0 -
V BLA
Forward Current
Cautions:
IfBLA
-
- 150 mA BLA
Exceeding the recommended driving current could cause substantial damage to the backlight and shorten its lifetime.
BLA
BLK
No. of LED = 6
URL: www.topwaydisplay.com
www.topwaysz.com
Document Name: LM3121-Manual-Rev0.2
Page: 5 of 9
5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet LM3121.PDF ] | |
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