Adafruit 188 Graphic LCD Display Module KS0108 128x64 Equivalent & Substitute Parts

Part Overview

The Adafruit 188 is a graphic LCD display module featuring a KS0108 controller with 128x64 pixel resolution and parallel interface connectivity. This monochrome display module with white graphics on blue background and LED white backlight is classified as obsolete product status. Due to discontinuation, identifying functionally equivalent substitute components is essential for ongoing system maintenance, redesign projects, and inventory management.

Substiute Parts

188

Adafruit Industries LLCIn Stock: 1000188 Datasheet

Current PartRFQ

DFR0091

DFRobotIn Stock: 1112DFR0091 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the Adafruit 188 is determined by matching the following critical parameters:

• Resolution: 128 x 64 pixel array
• Display technology: Monochrome LCD
• Primary interface: Parallel connectivity
• Color scheme: White graphics on blue background
• Viewing area dimensions: Approximately 71-74mm width, 38-39mm height
• Moisture sensitivity classification: MSL 1 or equivalent

The DFR0091 qualifies as a substitute based on identical resolution, monochrome display type, matching color scheme, and compatible viewing area dimensions. While the DFR0091 includes serial interface capability in addition to parallel, the parallel interface requirement is satisfied. The absence of LED backlight in the DFR0091 represents a functional difference requiring evaluation during component selection.

Parameter Comparison

Engineering Selection Recommendations

The DFR0091 serves as the primary substitute for the Adafruit 188 based on matching resolution, display technology, color configuration, and moisture sensitivity classification. The DFR0091 maintains active product status with current manufacturing and availability (1100 units in stock versus 914 units for the obsolete Adafruit 188).

Selection of the DFR0091 requires evaluation of backlight requirements. The Adafruit 188 includes LED white backlight; the DFR0091 does not. Applications requiring backlighting must incorporate external illumination or alternative display solutions. The DFR0091 offers dual interface capability (parallel and serial), providing flexibility for integration into systems using either communication protocol.

Compliance considerations: The DFR0091 carries RoHS3 compliance certification and EAR99 ECCN classification, supporting regulatory requirements for commercial and industrial applications.

Frequently Asked Questions (FAQ)

Q: Can the DFR0091 directly replace the Adafruit 188 in existing designs?

A: Direct replacement is possible for parallel interface applications with identical resolution and color requirements. The primary consideration is backlight functionality. The Adafruit 188 includes integrated LED backlight; the DFR0091 does not. Designs dependent on backlighting require external light source implementation or alternative component selection.

Q: Are the viewing area dimensions compatible between these modules?

A: Yes. The Adafruit 188 viewing area measures 71.00mm W x 39.00mm H; the DFR0091 measures 73.66mm W x 38.10mm H. These dimensions are compatible for most mechanical mounting applications, though specific enclosure designs should be verified for fit tolerance.

Q: What interface options does the DFR0091 provide?

A: The DFR0091 supports both parallel and serial interfaces. The Adafruit 188 uses parallel interface exclusively. Systems designed for parallel communication operate without modification. Systems requiring serial communication benefit from the DFR0091's dual-interface capability.

Q: Is the DFR0091 RoHS compliant?

A: Yes. The DFR0091 meets RoHS3 compliance requirements, suitable for applications with regulatory compliance mandates.

Q: What is the moisture sensitivity level for both components?

A: Both the Adafruit 188 and DFR0091 carry MSL 1 (Unlimited) classification, indicating no moisture sensitivity restrictions for storage and handling.