Document
TC2004A
Feature
1.20x4 characters includes cursor
2. Built-in controller (ST7066 or Equivalent)
3. +5V power supply(Also available for +3V) 3 4. 1/16 duty cycle . 5. LED can be driven by pin1,pin2,or A and K . Terminal Function
Pin Symbol
No.
Function
1 Vss GND
2 VDD Supply voltage for logic
3 V0 Contrast Adjustment
4 RS Register select signal
5 R/W Read / write signal
6 E Enable signal
7 DB0 Data bus line
8 DB1 Data bus line
9 DB2 Data bus line
10 DB3 Data bus line
11 DB4 Data bus line
12 DB5 Data bus line
13 DB6 Data bus line
14 DB7 Data bus line
15 A Backlight LED+
16 K Backlight LED-
Mechanical Data
Item Outline Viewing Area Active Area Dot Size Dot Pitch
Value 98.0 x 60.0 77.0 x25.2 70.4x 20.8 0.55 x 0.55 0.60 x 0.60
Unit mm mm mm mm mm
Electrical Characteristics
Item
Symbol Min Typ Max
Operating Voltage(V)
VDD 4.7 5.0 5.3
Supply Voltage For LCD VDD -V0
-
4.5
-
Input High Voltage(V)
VIH 0.7 - VDD
Input Low Voltage(V)
VIL VSS - 0.6
Operat.