DT070ATFT-PTS Equivalent & Substitute Parts

Part Overview

The DT070ATFT-PTS is a 7-inch capacitive graphic LCD display module manufactured by Displaytech, featuring a transmissive TFT RGB color panel with 800 x 480 resolution and I2C interface connectivity. This component is classified as obsolete, making identification of compatible substitute parts essential for ongoing system support and new design implementations. The obsolete status necessitates sourcing alternative components that maintain functional and mechanical compatibility with existing applications.

Substiute Parts

DT070ATFT-PTS

DisplaytechIn Stock: 1109DT070ATFT-PTS Datasheet

Current PartRFQ

DT070CTFT-PTS

DisplaytechIn Stock: 1089DT070CTFT-PTS Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The DT070CTFT-PTS qualifies as a direct substitute for the DT070ATFT-PTS based on the following critical parameters:

Matching Parameters:

• Diagonal screen size: 7" (177.80mm)
• Resolution: 800 x 480 (WVGA)
• Display type: TFT - Color
• Display mode: Transmissive
• Touchscreen: Capacitive
• Graphics color: Red, Green, Blue (RGB)
• Backlight: LED
• Moisture Sensitivity Level: 1 (Unlimited)
• Manufacturer: Displaytech
• Compliance: Both classified under ECCN EAR99 and HTSUS 8524.91.1000

Key Difference: The primary distinction between these parts is the interface protocol. The DT070ATFT-PTS uses I2C interface, while the DT070CTFT-PTS employs a Parallel 24-Bit (RGB) interface. This difference requires verification of system-level interface compatibility before substitution.

Parameter Comparison

Engineering Selection Recommendations

The DT070CTFT-PTS is an active product with RoHS compliance certification, providing a viable path forward from the obsolete DT070ATFT-PTS. Both components share identical display specifications, physical screen dimensions, and regulatory classifications. The substitute part maintains the same 7-inch 800 x 480 TFT RGB capacitive touchscreen architecture with LED backlighting.

Interface protocol compatibility must be evaluated at the system level. The transition from I2C to Parallel 24-Bit (RGB) interface requires corresponding modifications to the host controller or interface adapter circuitry. Mechanical fit should be confirmed through viewing area dimensions, which show minor variations (156.68mm W x 88.52mm H versus 154.08mm W x 85.92mm H).

The active product status and RoHS compliance of the DT070CTFT-PTS support long-term availability and environmental regulatory alignment.

Frequently Asked Questions (FAQ)

Q: Can the DT070CTFT-PTS directly replace the DT070ATFT-PTS without any modifications?

A: Direct physical replacement is possible due to matching screen size and resolution. However, the interface protocol differs (I2C versus Parallel 24-Bit RGB), requiring host controller interface modifications or an appropriate signal conversion interface.

Q: What are the critical parameters for determining substitution compatibility?

A: The following parameters must match for substitution: diagonal screen size (7 inches), resolution (800 x 480), display type (TFT - Color), display mode (transmissive), touchscreen type (capacitive), and graphics color capability (RGB). Interface protocol compatibility must be evaluated separately at the system level.

Q: Are there mechanical compatibility concerns between these parts?

A: Viewing area dimensions show minor differences. The DT070ATFT-PTS has a viewing area of 156.68mm W x 88.52mm H, while the DT070CTFT-PTS measures 154.08mm W x 85.92mm H. Mechanical mounting and bezel design should be verified for the specific application.

Q: What is the significance of the product status difference?

A: The DT070ATFT-PTS is classified as obsolete, indicating discontinued manufacturing and limited availability. The DT070CTFT-PTS maintains active product status, ensuring ongoing availability and manufacturing support.

Q: Does the DT070CTFT-PTS meet current environmental compliance standards?

A: Yes, the DT070CTFT-PTS is RoHS compliant. Both parts share the same Moisture Sensitivity Level (MSL 1 - Unlimited) and regulatory classifications (ECCN EAR99, HTSUS 8524.91.1000).