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A 1.8-inch TFT display with a 128x160 resolution and a 20-pin interface

typically refers to an LCD module utilizing an 8-bit parallel MCU interface. These displays are frequently powered by the ST7735S or ILI9163V driver chips.

Technical Specifications

Most 1.8" TFT modules with 20 pins share common performance and physical attributes:

Resolution: 128 x 160 pixels.
Driver IC: Primarily ST7735S or ILI9163V for specific parallel models.
Interface: 8-bit MCU parallel interface (requires approximately 12–13 microcontroller pins to operate).
Operating Voltage: Logic voltage is typically 2.8V to 3.3V, though some modules include regulators to support 5V input.
Dimensions: Approximately 34.00 x 43.70 x 2.40 mm, with an active area of 28.03 x 35.04 mm.
Visual Performance: Contrast ratios typically range from 500:1 to 1000:1.

Common Pinout Configuration

While exact pin assignments vary by manufacturer, 20-pin parallel modules generally follow this standard structure:

Pins	Function	Description
1–4	GND / VCC	Ground and Power Supply (2.8V–3.3V).
5	CS	Chip Select (Active Low).
6	RS / DC	Register Select (Data/Command select).
7	WR	Write Signal.
8	RD	Read Signal.
9	RESET	Hardware Reset.
10–17	DB0–DB7	8-bit Data Bus for parallel communication.
18	LEDA	Backlight Anode (positive supply).
19–20	LEDK	Backlight Cathode (ground).

Comparison: SPI vs. Parallel

Standard 1.8" TFT modules are also widely available with SPI interfaces, which use significantly fewer pins (typically 8 to 14 pins).

20-Pin Parallel: Faster data throughput, ideal for real-time measurement data or system feedback.
SPI (4-wire): Easier to wire, needing only 4–5 IO pins, and often includes an integrated SD card slot for reading bitmaps.

Available Modules

OURINO 1.8'' TFT 20-pin LCD Module

Features an 8-bit MCU interface and 128x160 resolution. Driven by the ST7735S chip with a 12 o'clock viewing direction.

DSD TECH 1.8 Inch TFT LCD Display Module with SPI Interface for ...
* This is a 1.8 inch color screen that can display fullcolors, suitable for electronic enthusiasts and students to use in developm...
Amazon.com
128x160 1.8 Inch TFT 20 pin LCD Module - OURINO
Table_title: 128x160 1.8 Inch TFT 20 pin LCD Module Table_content: header: | LCD Name | 1.8'' TFT 20 pin LCD Module 1.8 Inch Tiny ...
www.ourino.com
Newhaven Display 1.8 inch 128x160 Sunlight Readable Hot Bar to PCB Solder Parallel Interface TFT Display
Small and bright 1.8" sunlight-readable TFT features a hot-bar solder connection. This 1.8" TFT display delivers crisp 128x160 res...
Google

Show all

1.77 inch/1.8 inch TFT LCD Screen 1.8 ... - AliExpress

AliExpress

https://www.aliexpress.com › item

AliExpress

https://www.aliexpress.com › item

1.77 inch and 1.8 inch TFT LCD screen with 128x160 resolution, 8-bit parallel port, 20PIN ST7735S driver, square display, compatible LCD module for various ...

128x160 1.8 Inch TFT Display 20 pin from www.aliexpress.com

1.8 inch TFT LCD Bare Display (ST7735, SPI, 128x160)

Smart Prototyping

https://www.smart-prototyping.com › 1_8-inch-TFT-L...

Smart Prototyping

https://www.smart-prototyping.com › 1_8-inch-TFT-L...

This is a 1.8 inch bare TFT display panel. The display driver IC is ST7735. The resolution is a solid 128x160 pixels, enough for most applications.Read more

128x160 1.8 Inch TFT Display 20 pin from www.smart-prototyping.com

128x160 1.8 Inch TFT 20 pin LCD Module - OURINO

ourino.com

https://www.ourino.com › 128x160-18-inch-tft-20-pin-...

ourino.com

https://www.ourino.com › 128x160-18-inch-tft-20-pin-...

128x160 1.8 Inch TFT 20 pin LCD Module · 1.8 Inch size · Resolution:128x160 · Viewing Direction: 12 o'clock · Driving IC: ST7735S · Logic voltage: 2.8V (typ.).Read more

128x160 1.8 Inch TFT Display 20 pin from www.ourino.com

1.8" TFT High Brightness Display 128x160 300nits - SPI

DisplayModule

https://www.displaymodule.com › products › 1-8-inch-...

DisplayModule

https://www.displaymodule.com › products › 1-8-inch-...

This 1.8-inch TFT display delivers 128x160 resolution with 300nits brightness for clear visibility in sunlight. Featuring 4-wire SPI interface and ST7735S ...

128x160 1.8 Inch TFT Display 20 pin from www.displaymodule.com

$4.90In stock131Free delivery over $60030-day returns

Buy 50, get 10% off

Bewinner 1.8inch LCD Display Module, TFT Screen ...

Amazon.com

https://www.amazon.com › Bewinner-Resolution-Interf...

Amazon.com

https://www.amazon.com › Bewinner-Resolution-Interf...

1.8inch full color TFT LCD display screen with 128X160 resolution will provide you good display effect. Horizontal or vertical screen can be adjusted.Read more

128x160 1.8 Inch TFT Display 20 pin from www.amazon.com

30-day returns

Full Colour 1.8' Small Size Screen 128X160 Pixel 20 Pin ...

Made-in-China.com

https://kingwaylcd.en.made-in-china.com › product › C...

Made-in-China.com

https://kingwaylcd.en.made-in-china.com › product › C...

HW-TT177QQ-NN-B01 is a 1.77 inch small square tn tft lcd module in 128x160 resolution with 20 pins, and could be customized for other pinmap.Read more

128x160 1.8 Inch TFT Display 20 pin from kingwaylcd.en.made-in-china.com

$0.99Free delivery

1.8 inch 128x160 SPI TFT LCD Display Module OLED ...

eBay

https://www.ebay.com › ... › LCD Display Modules

eBay

https://www.ebay.com › ... › LCD Display Modules

1.8 inch 128x160 SPI TFT LCD Display Module OLED Basic Screen ST7735S 3.3V · 1 GND Ground · 2 VCC Power 3.3V · 3 SCL Serial clock pin. · 4 SDA Serial data input · 5 ...Read more

128x160 1.8 Inch TFT Display 20 pin from www.ebay.com

$3.89In stock$4 delivery

1.8-inch 128x160 TFT LCD Breakout - ST7735

Cytron.io

https://www.cytron.io › ... › LED/LCD › LCD

Cytron.io

https://www.cytron.io › ... › LED/LCD › LCD

The 1.8" display has 128x160 color pixels. The TFT driver (ST7735) can display full 18-bit color. The breakout has the TFT display soldered on.Read more

128x160 1.8 Inch TFT Display 20 pin from www.cytron.io

Using a 1.8 inch TFT display with ESP 32

YouTube · lehnertak

10.5K+ views · 5 years ago

YouTube · lehnertak

10.5K+ views · 5 years ago

How to connect a cheap 1.8 inch 128 x 160 TFT display to the ESP32 controller using the SPI interface. link to the program that runs the ...

Missing: ~~pin~~ ‎| Show results with: pin

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The ST7735 TFT display is a 1.8″ display with a resolution of 128×160 pixels and can display a wide range of colors ( full 18-bit color, 262,144 shades!)Read more

128x160 1.8 Inch TFT Display 20 pin from shop.controllerstech.com

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People also ask

Is TFT display better than LED?

TFT vs. AMOLED: Which is Best for Business? -

Neither TFT nor LED is universally "better"; the choice depends on application, as TFT (Thin Film Transistor) LCDs offer great color accuracy and are cost-effective for many uses, while LED backlighting (which powers modern TFT LCDs) provides higher brightness, better energy efficiency, and thinner screens, making it superior for most consumer devices, though some specialized TFTs excel in durability and longer half-life for industrial settings.

TFT (Thin Film Transistor) LCDs:

How it works:
Uses transistors to control each pixel, offering good resolution and color.
Pros:
Excellent color accuracy (great for photo/video), affordable, reliable for industrial use, and often has a longer lifespan in certain applications.
Cons:
Can be thicker and less power-efficient than LED-backlit screens (though modern versions are much better).

This video explains the advantages and disadvantages of TFT and AMOLED displays:

Leadtek Display

YouTube · Apr 26, 2023

LED (Light-Emitting Diode) Displays (Backlighting):

How it works:
LEDs act as the light source behind a standard LCD panel, replacing older CCFL backlights.
Pros:
Higher brightness, lower power consumption, thinner/lighter designs, and vibrant colors with good contrast.
Cons:
Can be more fragile in harsh conditions and might not match the extreme color precision of high-end TFTs for specific professional tasks.

This video compares the features of LED versus LCD phone displays:

GadgetRevNow

YouTube · Mar 20, 2021

Which to Choose?

For General Use (Phones, TVs, Laptops): LED-backlit TFT LCDs are the standard, offering the best balance of performance, efficiency, and cost.
For Professional Color Work: A high-quality TFT (often IPS-type) for superior color accuracy.
For Durability/Longevity: Specialized TFTs are often preferred in industrial or rugged environments.
For Best Contrast (Beyond TFT/LED): Look for OLED technology, where each pixel lights itself for perfect blacks, though this is a different technology from TFT/LED.

AI can make mistakes, so double-check responses

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Mar 1, 2021 — Cons * High power consumption：TFT LCD needs backlight. So it is thicker and consumes more power. * Relatively lower co...

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Power Consumption and Efficiency OLED consumes less power for darker content because each pixel emits its own light. TFT LCDs may ...

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AI Overview

1.77 inch/1.8 inch TFT LCD Screen 1.8 ... - AliExpress

1.8 inch TFT LCD Bare Display (ST7735, SPI, 128x160)

128x160 1.8 Inch TFT 20 pin LCD Module - OURINO

1.8" TFT High Brightness Display 128x160 300nits - SPI

Bewinner 1.8inch LCD Display Module, TFT Screen ...

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1.8-inch 128x160 TFT LCD Breakout - ST7735

Using a 1.8 inch TFT display with ESP 32

Using a 1.8 inch TFT display with ESP 32

1.8 Inch TFT LCD Module 128x160 (ST7735)

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