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- 2026-09-29
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Tianma TM402CBCWVBYA LCD Module Specification
The TM402CBCWVBYA is a 40‑character, 2‑line dot‑matrix LCD module that integrates the LCD panel, driver, and controller LSI on a single PCB. It features a STN positive LCD, yellow‑green backlight, and operates from a 5.0 V supply.
The document provides mechanical dimensions, absolute maximum ratings, electrical specifications, interface pinout, instruction set timing, and handling precautions for safe assembly and storage.
Covers: Description · Features · Absolute maximum ratings · Mechanical Characteristics · Circuit · Interface description
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Tianma TM402CBCWVBYA LCD Module Specification
Datasheet 30 pages · 993 KB · ENSpecification sheet for the Tianma TM402CBCWVBYA 40‑character STN LCD module with LED edge backlight.
Which document do I need?
Datasheet
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in Tianma manuals
What is the operating temperature range of the TM402CBCWVBYA LCD module?
The module operates from –20 °C to +70 °C.
What power supply voltage is required for the module?
The module requires a 5.0 V supply (VDD).