16x2 Character LCD Module - RC1602G1
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Absolute Maximum Ratings
  • Electrical Characteristics
Item Dimension Unit
Dot Matrix / Resolution 5×8 dots includes cursor dots
Characters × Lines 16 Characters × 2 Lines
Module Dimension 85.0 × 25.2 × 13.5 (MAX) mm
Viewing Area 66.0 × 16.0 mm
Active Area 56.2 × 11.5 mm
Mounting Hole 80.5 × 22.0 mm
Dot / Pixel Size 0.55 × 0.65 mm
Dot / Pixel Pitch 0.60 × 0.70 mm
Character Size 2.95 × 5.55 mm
Character Pitch 3.55 × 5.95 mm
IC ST7066U
Interface 6800
Power Supply 5V
Duty 1/16 duty cycle
Type Character LCD Module
Feature LED can be driven by PIN13, PIN14 or A and K
Pin No. Symbol Level Description
1 DB7 H/L Data bus line
2 DB6 H/L Data bus line
3 DB5 H/L Data bus line
4 DB4 H/L Data bus line
5 DB3 H/L Data bus line
6 DB2 H/L Data bus line
7 DB1 H/L Data bus line
8 DB0 H/L Data bus line
9 E H,H→L Chip enable signal
10 R/W H/L H: Read (Module --> MPU) L: Write(MPU --> Module)
11 RS H/L H: DATA, L: Instruction code
12 VO (Variable) Operating voltage for LCD
13 VSS 0V Ground
14 VDD 5.0V Supply Voltage for logic

16x2 Character LCD Module - RC1602G1

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 - +70
Storage Temperature TST -30 - +80
Input Voltage VI VSS - VDD V
Supply Voltage For Logic VDD-Vss -0.3 - 7 V
Supply Voltage For LCD VDD-Vo -0.3 - 13 V
Item Symbol Condition Min Typ Max Unit
Supply Voltage For Logic VDD-Vss - 4.5 5.0 5.5 V
Supply Voltage For LCD   VDD-V0   Ta=-20℃ - - 5.2 V
Ta=25℃ 3.6 3.7 3.8 V
Ta=70℃ 3.2 - - V
Input High Volt. VIH - 0.7 VDD - VDD V
Input Low Volt. VIL - VSS - 0.6 V
Output High Volt. VOH - 3.9 - VDD V
Output Low Volt. VOL - 0 - 0.4 V
Supply Current IDD VDD=5.0V 1.0 1.2 1.5 mA
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