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AM26LV31EIRGYRG4
Texas Instruments
IC DRIVER 4/0 16VQFN
12246 Pcs New Original In Stock
4/0 Driver RS422, RS485 16-VQFN (4x3.5)
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*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (412 Ratings)
AM26LV31EIRGYRG4
Product Overview
1256275
DiGi Electronics Part Number
AM26LV31EIRGYRG4-DGManufacturer
Texas Instruments
AM26LV31EIRGYRG4
Description
IC DRIVER 4/0 16VQFNInventory
12246 Pcs New Original In Stock
4/0 Driver RS422, RS485 16-VQFN (4x3.5)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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AM26LV31EIRGYRG4 Technical Specifications
Category
Interface, Drivers, Receivers, Transceivers
Packaging
-
Series
-
Product Status
Discontinued at Digi-Key
Type
Driver
Protocol
RS422, RS485
Number of Drivers/Receivers
4/0
Duplex
-
Data Rate
-
Voltage - Supply
3V ~ 3.6V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-VFQFN Exposed Pad
Supplier Device Package
16-VQFN (4x3.5)
Base Product Number
AM26LV31
Datasheet & Documents
HTML Datasheet
AM26LV31EIRGYRG4-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Standard Package
3,000
Alternative Parts
View DetailsPART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Les produits que j'ai reçus ont une excellente durabilité; ils ont résisté à plusieurs chutes sans aucun dommage.
de desembre 02, 2025
しっかりとした包装と価格の安さで、非常にコストパフォーマンスが良いです。
de desembre 02, 2025
The variety of products available ensures we are always prepared for upcoming educational initiatives.
de desembre 02, 2025
The site’s filtering options made it easy to narrow down choices efficiently.
de desembre 02, 2025
The dedicated and friendly staff make every visit worthwhile.
de desembre 02, 2025
Fast shipping and attentive support make shopping with DiGi Electronics a pleasure.
de desembre 02, 2025
Support team follows up diligently to ensure all issues are resolved.
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Frequently Asked Questions (FAQ)
Can the AM26LV31EIRGYRG4 be used in a new RS485 design, and what are the risks given its discontinued status at distributors like Digi-Key?
The AM26LV31EIRGYRG4 can technically function in new RS485 or RS422 driver applications, but using it in new designs carries significant supply chain risk due to its discontinued status at major distributors. Engineers may face long-term availability issues and potential obsolescence-driven redesigns. If selecting this device, secure long-term buy agreements or evaluate active-pin-compatible alternatives like the SN65HVD72 or MAX3072E for sustained production. Always confirm lifecycle status with Texas Instruments' official roadmap.
How does the 3V to 3.6V supply range of the AM26LV31EIRGYRG4 impact system integration in mixed-voltage industrial systems?
The AM26LV31EIRGYRG4's narrow 3V–3.6V supply range limits direct integration in 5V-based industrial systems without level-shifting or additional regulation. This can introduce noise and reliability concerns if not properly isolated. Designers should use a dedicated low-noise LDO for the AM26LV31EIRGYRG4 and ensure signal compatibility with 5V microcontrollers via series resistors or level translators to prevent I/O overvoltage—particularly critical for TXEN and data lines.
What are the thermal considerations when placing the AM26LV31EIRGYRG4 in high-density PCB layouts with multiple communication drivers?
The AM26LV31EIRGYRG4 in a 16-VQFN (4x3.5) package with exposed pad requires proper thermal pad anchoring to a ground plane for heat dissipation. In high-density layouts, insufficient copper area or poor via stitching under the exposed pad can lead to elevated junction temperatures, especially in continuous drive or high ambient conditions (up to 85°C). Use at least 4 thermal vias and connect to internal ground planes to maintain reliability and avoid thermal shutdown risks.
Is the AM26LV31EIRGYRG4 a suitable drop-in replacement for the MAX488 or SN75179, and what design changes are needed?
The AM26LV31EIRGYRG4 is not a pin- or function-compatible drop-in replacement for the MAX488 or SN75179 due to differences in supply voltage (3V–3.6V vs. 4.75–5.25V), pinout, and enable logic levels. Swapping requires PCB layout changes, supply rail adjustments, and logic-level validation. For better compatibility, consider TI’s SN65HVD72 or SN75HVD30 for 3.3V RS485 systems with similar driver counts and thermal performance.
How do I ensure signal integrity when using the AM26LV31EIRGYRG4 in high-noise factory automation environments?
To ensure signal integrity with the AM26LV31EIRGYRG4 in noisy environments, implement twisted-pair cabling with termination resistors (120Ω) at both ends of the RS485 bus, minimize stub lengths, and use ground-referenced shielding. Additionally, route the AM26LV31EIRGYRG4’s output traces differentially with tight coupling, keep them away from high-speed digital lines, and place 100nF bypass capacitors close to the VCC pin to reduce supply noise—critical for maintaining robust communication under EMI stress.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
AM26LV31EIRGYRG4 CAD Models
Texas Instruments AM26LV31EIRGYRG4 PCB symbols & footprints
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