MDLS-16166-SS-LV-S Equivalent & Substitute Parts

Part Overview

The MDLS-16166-SS-LV-S is a 16-character, single-line reflective LCD character display module manufactured by Varitronix. This module features a 5 x 8 dot matrix character format with STN (Super-Twisted Nematic) display technology and operates without backlight illumination. The part is currently classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and component procurement.

Substiute Parts

MDLS-16166-SS-LV-S
VaritronixIn Stock: 1123MDLS-16166-SS-LV-S Datasheet
MDLS-16166-SS-LV-S
Current Part
MDLS16166-LV-S
VaritronixIn Stock: 1010MDLS16166-LV-S Datasheet
MDLS16166-LV-S
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Key Parameters

Parameter Value
Manufacturer Varitronix
Series MDL(S)-16166
Number of Characters 16
Display Format 16 x 1
Character Format 5 x 8 Dots
Display Type STN - Super-Twisted Nematic
Display Mode Reflective
Outline Dimensions (L x W x H) 80.00mm x 36.00mm x 6.80mm
Voltage - Supply 5V
Interface Parallel
Operating Temperature Range -5°C ~ 50°C
Backlight Without Backlight

Substitute Part Grouping Explanation

The MDLS16166-LV-S qualifies as a direct substitute for the MDLS-16166-SS-LV-S based on the following critical parameters:

Matching Parameters:

  • Display format: 16 x 1 character configuration
  • Character matrix: 5 x 8 dot structure
  • Display mode: Reflective operation
  • Physical dimensions: 80.00mm x 36.00mm x 6.80mm
  • Supply voltage: 5V
  • Interface type: Parallel
  • Operating temperature range: -5°C ~ 50°C
  • Backlight configuration: Without backlight

Allowable Variation:

  • Display type: STN (Super-Twisted Nematic) to TN (Twisted Nematic) — both are reflective LCD technologies within the same product series and maintain functional compatibility for the specified electrical and mechanical parameters.

Parameter Comparison

Parameter MDLS-16166-SS-LV-S (Main Part) MDLS16166-LV-S (Substitute)
Manufacturer Varitronix Varitronix
Series MDL(S)-16166 MDL(S)-16166
Number of Characters 16 16
Display Format 16 x 1 16 x 1
Character Format 5 x 8 Dots 5 x 8 Dots
Display Type STN - Super-Twisted Nematic TN - Twisted Nematic
Display Mode Reflective Reflective
Character Size 6.30mm H x 3.15mm W 6.30mm H x 3.15mm W
Outline Dimensions (L x W x H) 80.00mm x 36.00mm x 6.80mm 80.00mm x 36.00mm x 6.80mm
Viewing Area 64.50mm L x 13.80mm W 64.50mm L x 13.80mm W
Backlight Without Backlight Without Backlight
Voltage - Supply 5V 5V
Dot Size 0.55mm W x 0.70mm H 0.55mm W x 0.70mm H
Interface Parallel Parallel
Operating Temperature -5°C ~ 50°C -5°C ~ 50°C
Product Status Obsolete Active
RoHS Status Not specified RoHS Compliant

Engineering Selection Recommendations

The MDLS16166-LV-S is the appropriate substitute for the obsolete MDLS-16166-SS-LV-S. The substitute part maintains active product status with Varitronix and carries RoHS compliance certification, providing regulatory advantage for new designs and ongoing procurement. Both parts share identical electrical specifications, mechanical dimensions, and interface requirements. The transition from STN to TN display technology within the same reflective LCD series does not introduce incompatibility with the specified electrical and mechanical parameters.

Frequently Asked Questions (FAQ)

Q: Can the MDLS16166-LV-S be used as a direct replacement for the MDLS-16166-SS-LV-S?

A: Yes. Both parts maintain identical display format (16 x 1), character matrix (5 x 8 dots), physical dimensions (80.00mm x 36.00mm x 6.80mm), supply voltage (5V), parallel interface, and operating temperature range (-5°C ~ 50°C). The display type variation from STN to TN does not affect compatibility within the specified electrical and mechanical parameters.

Q: What is the difference between STN and TN display types?

A: STN (Super-Twisted Nematic) and TN (Twisted Nematic) are both reflective LCD technologies. Both operate within the same voltage and temperature specifications for this product series. The substitute part uses TN technology while maintaining all functional and dimensional compatibility.

Q: Is the MDLS16166-LV-S RoHS compliant?

A: Yes. The MDLS16166-LV-S carries RoHS compliance certification, meeting current regulatory requirements for electronic components.

Q: Are there packaging differences between the main part and substitute?

A: The main part (MDLS-16166-SS-LV-S) is specified with standard packaging, while the substitute (MDLS16166-LV-S) is supplied in bulk packaging. Both maintain identical component specifications and dimensions.

Q: What is the current availability status of each part?

A: The MDLS-16166-SS-LV-S is classified as obsolete. The MDLS16166-LV-S maintains active product status with Varitronix and is available for procurement.

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