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Display Engineer
Panel cross-reference

Innolux AT056TN53 V.1 replacement

Innolux AT056TN53 V.1 is a 5.6″, 640×480, parallel RGB, 350 cd/m² TFT-LCD module. We source the original Innolux part on request and offer same-size alternatives from our direct factories.

Status: not verified
Engineer-reviewed Oct 11, 2026

Innolux AT056TN53 V.1 key specifications

BrandInnolux
ModelAT056TN53 V.1
Size5.6″
Resolution640×480
InterfaceRGB (parallel)
Connector40-pin FPC, parallel RGB (6-bit)
Panel typeTN
Active area (mm)112.896 × 84.672
Outline (mm)126.5 × 100.0 × 5.7
Brightness350 cd/m² (typ.)
Operating temp.-20 to 70 °C

Specifications from unisystem.com. Confirm values against the Innolux datasheet revision you are designing to.

Supply options for the Innolux AT056TN53 V.1

  • Original Innolux part: sourced on request. Availability, date code and lead time are confirmed per order; we do not hold stock of third-party panels.
  • Alternative from our direct factories: a standard or customized module with the same size and resolution, with the mechanical and electrical differences documented before you order samples.

Standard models with the same resolution

From our direct factories’ catalog. Pinout and outline differ from the AT056TN53 V.1; we confirm fit before sampling.

Alternatives to Innolux AT056TN53 V.1
ModelSizeResolutionInterfaceBrightness (cd/m²)FPC pinsViewingTouchOutline (mm)
PJ3506G01-31H30P400
PengJi
3.5″480×640MIPI DSI400306 o'clockOptional67.3 × 96.2 × 4.0Request datasheet

Replacing a parallel RGB panel

The AT056TN53 V.1 uses 40-pin FPC, parallel RGB (6-bit). At 640×480 and 60 Hz the pixel clock is about 22.1 MHz. When you move to an alternative, check:

  • Timing: horizontal/vertical blanking and DE or SYNC mode must match what your controller generates.
  • Colour depth: a 6-bit (18-bit bus) host can drive an 8-bit panel with the low bits tied, and vice versa with dithering.
  • Connector and pinout: same pin count does not mean the same pin map; an adapter FPC is often enough.
  • Backlight and touch: LED driver, brightness and whether the original had a resistive or capacitive touch layer.

What to send us

The original part number with suffix, a photo of the label and connector, your host processor and the annual quantity. We reply with the original-part availability and one or two alternatives, with the differences listed.

Frequently asked questions

Can you supply the original Innolux AT056TN53 V.1?

Yes, on request. We confirm availability, date code and lead time per order. We do not hold stock of third-party panels.

What can replace the AT056TN53 V.1?

A module with the same size and resolution from our direct factories, adapted where needed (FPC, backlight, outline). Send the original datasheet and we propose options with the differences listed.

Where do these AT056TN53 V.1 specifications come from?

From the source linked on this page. Always design against the Innolux datasheet revision for your exact part.

Sources

  1. Innolux AT056TN53 V.1 specifications