Engineering and procurement replacement guide
Innolux AT070TN94 Replacement and Compatibility Guide
How can we help with AT070TN94 replacement?
Include the exact model, quantity, destination and required date for a useful reply.
This guide helps engineering and purchasing teams screen alternatives for the exact Innolux AT070TN94. It does not claim a universal drop-in substitute. The host, cable, enclosure, optical stack and environmental qualification must be checked together.
Data sources and editorial review
Updated: · Reviewed by: Xuhong LCD Technical Content Team
- Current AT070TN94 product record on AUO-LCD
- Latest Innolux datasheet, pin assignment and mechanical drawing required for final approval
Editorial rule: No replacement is described as drop-in compatible without drawing, pin-map and sample validation.
AT070TN94 reference specifications
| Panel size and resolution | 7.0 inch, 800 × 480 WVGA |
|---|---|
| Brightness | 400 cd/m² typical |
| Interface | 50-pin, 0.5 mm FPC; current record lists single-channel 6/8-bit signaling—confirm the latest pin map |
| Operating temperature | -30°C to 85°C listed range |
| Contrast and viewing | 500:1 typical; 75/75/70/75 typical in the current detailed record |
| Outline | 164.9 × 100 × 5.7 mm typical |
| Backlight | WLED, 20,000-hour minimum listed life; external driver required |
| Lifecycle | Listed in production; current status and exact revision must be reconfirmed |
Why a 7-inch WVGA panel is not automatically compatible
AT070TN94 candidates can differ in outline, active area, mounting tabs, FPC position, pin assignment, signal mapping, voltage, timing, backlight driver and viewing direction. A matching diagonal and resolution are only the start of the review.
Replacement qualification workflow
- Record the complete model and revision from the rear label.
- Compare the latest outline and active-area drawings.
- Compare every interface pin, voltage, timing and cable orientation.
- Verify backlight voltage, current, dimming and driver topology.
- Confirm temperature, brightness, touch stack and enclosure constraints.
- Test samples in the production controller and enclosure before BOM approval.
Applications and selection risks
The listed temperature range can support transportation, outdoor-adjacent, mobile equipment and industrial terminals, but the panel alone does not certify the final product. Sunlight readability, vibration, thermal design, humidity and EMC must be validated at system level.
Purchasing information to include
Send the original label photo, drawing or datasheet, controller and cable details, required quantity, destination, target date, application environment and whether cable or mechanical adaptation is acceptable.
Frequently asked questions
Can any 7-inch 800 × 480 LCD replace AT070TN94?
No. Mechanics, connector, pinout, voltage, timing, backlight and optical requirements can differ.
Does a 50-pin FPC prove compatibility?
No. The full pin map, signal standard, voltage, pitch, position and cable orientation must match.
Is the -30°C to 85°C range guaranteed in the final equipment?
No. The final system requires thermal, optical and environmental validation.
What is the safest purchasing process?
Compare documents first, inspect exact-revision samples, and validate them in the actual equipment.