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Hello. Welcome to Futurlec. The ELECTRONIC COMPONENTS Superstore. To find the component your looking for, either search by Part Number or visit the relative department. Need Help.


REDLCD40X2BL - 40x2 Red on Black Character LCD - Buy REDLCD40X2BL

Photograph
REDLCD40X2BL - 40x2 Red on Black Character LCD
Features

arrow40 Characters x 2 Line

arrowRed Characters on Black Background

arrow5 x 8 Dots with Cursor

arrowBuilt in Controller - ST7066U

arrow+5V Power Supply

arrowBacklight Included


Dimensional Drawing
Dimension Drawing

Dimension Drawing

All Dimensions are Shown in Millimeters


Technical Data
 

Electrical Characteristics

Item Symbol Conditions Min Typ Max Units
Supply Voltage for LCD VDD-VO Ta=0°C,Ta=25°C,Ta=50°C 4.7 5.0 5.5 V
Input High Voltage Vih   2.2   VDD V
Input Low Voltage Vil   0.3   0.6 V
Output High Voltage Voh   2.4     V
Output Low Voltage Vol       0.4 V
Supply Current IDD VDD=5V   2.5 3.5 mA
LED Backlight - Forward Voltage Vf     4.2 5.0 V
LED Backlight - Forward Current If Vf=4.2V 25°C   300   mA

 

Absolute Maximum Ratings

Item Symbol Min Typ Max Units
Operating Temperature Top 0   +50 °C
Storage Temperature Tst -20   +70 °C
Input Voltage Vi Vss   VDD V
Supply Voltage for Logic VDD-Vss 2.7 5.0 5.5 V
Supply Voltage for LCD VDD-Vo 3.0   13.0 V

 

Thickness

Version T1 T2 Units
LED Backlight 9.3 13.5 mm

 

Interface Pin Connections

No. Symbol Level Function No. Symbol Level Function
1 Vss   GND (0V) 9 DB2 H/L Data Bit 2
2 Vdd   Vcc(+5V±5%) 10 DB3 H/L Data Bit 3
3 Vo   Contrast ADJ 11 DB4 H/L Data Bit 4
4 RS H/L Register Select 12 DB5 H/L Data Bit 5
5 R/W H/L Read/Write 13 DB6 H/L Data Bit 6
6 E H/L Enable Signal 14 DB7 H/L Data Bit 7
7 DB0 H/L Data Bit 0 15 LEDA BKL+ Backlight - Positive
8 DB1 H/L Data Bit 1 16 LEDK BKL- Backlight - Negative

 

Display Character Address Code

Character Position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
DD RAM Address - Row 1 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 11 12 13
DD RAM Address - Row 2 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F 50 51 52 53
Character Position 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
DD RAM Address - Row 1 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 20 21 22 23 24 25 26 27
DD RAM Address - Row 2 54 55 56 57 58 59 5A 5B 5C 5D 5E 5F 60 61 62 63 64 65 66 67


Technical Data

Data Sheet

REDLCD40X2BL - Data Sheet for HD44780 HD44780 Datasheet

Application Notes

   






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