XR3176EID-F Equivalent & Substitute Parts

Part Overview

The XR3176EID-F is a half-duplex RS422/RS485 transceiver manufactured by MaxLinear, Inc., housed in a 14-SOIC surface mount package. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new design implementations. The part operates across a 3V to 3.6V supply range with a 20Mbps data rate and supports half-duplex communication protocols.

Substiute Parts

XR3176EID-F

MaxLinear, Inc.In Stock: 1145XR3176EID-F Datasheet

Current PartRFQ

LTC2852MPS#TRPBF

Analog Devices Inc.In Stock: 900LTC2852MPS#TRPBF Datasheet

UpgradeRFQ

ISL3170EIBZ-T7A

Renesas Electronics CorporationIn Stock: 1692ISL3170EIBZ-T7A Datasheet

MFR RecommendedRFQ

ISL3176EIBZ

Renesas Electronics CorporationIn Stock: 2301ISL3176EIBZ Datasheet

MFR RecommendedRFQ

ISL3176EIBZ-T

Renesas Electronics CorporationIn Stock: 1466ISL3176EIBZ-T Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the XR3176EID-F is determined by the following critical parameters:

• Package Compatibility: All substitute parts must use the 14-SOIC surface mount package to ensure PCB-level compatibility without layout modifications.
• Protocol Support: RS422/RS485 protocol support is mandatory for bus communication compatibility.
• Voltage Supply Range: 3V to 3.6V operation ensures power supply compatibility.
• Number of Drivers/Receivers: 1/1 configuration maintains functional equivalence.
• Duplex Mode: Half-duplex operation is the primary requirement; full-duplex alternatives are listed as upgrades with enhanced capability.
• Data Rate: 20Mbps minimum data rate supports the original application bandwidth.

The substitute parts are grouped into two categories:

1. Full-Duplex Upgrades: Parts with full-duplex capability offer enhanced communication flexibility while maintaining all other critical parameters.
2. Active Alternatives: Parts with active product status provide long-term availability and supply chain stability compared to the obsolete original.

Parameter Comparison

Engineering Selection Recommendations

For Direct Half-Duplex Replacement: No active half-duplex substitute exists with identical specifications. The XR3176EID-F's half-duplex operation is specific to its design. Designs requiring half-duplex operation must evaluate full-duplex alternatives, which are backward-compatible in half-duplex applications.

For Full-Duplex Upgrade Applications: The ISL3176EIBZ and ISL3176EIBZ-T (Renesas Electronics) are recommended as primary substitutes. Both parts maintain 20Mbps data rate, 14-SOIC packaging, and 3V to 3.6V supply compatibility. The ISL3176EIBZ-T variant in Tape & Reel packaging is preferred for high-volume production. Both parts carry ROHS3 compliance and active product status, ensuring long-term availability.

For Extended Temperature Range Applications: The LTC2852MPS#TRPBF (Analog Devices Inc.) extends operating temperature to -55°C to 125°C while maintaining 20Mbps data rate and full-duplex capability. This part is suitable for industrial and automotive environments requiring wider temperature margins. MSL rating of 1 (Unlimited) provides superior moisture handling compared to alternatives.

For Cost-Optimized Selection: The ISL3170EIBZ-T7A (Renesas Electronics) operates at 250kbps data rate, suitable for lower-bandwidth RS422/RS485 applications. This part offers active status and ROHS3 compliance at potentially lower cost, though bandwidth is reduced compared to the original specification.

Frequently Asked Questions (FAQ)

Q: Can ISL3176EIBZ-T directly replace XR3176EID-F without PCB modifications? A: Yes. Both parts use identical 14-SOIC packaging with matching pinout compatibility for RS422/RS485 transceiver applications. No PCB layout changes are required.

Q: What is the functional difference between half-duplex and full-duplex operation? A: Half-duplex allows bidirectional communication on a single bus line, but not simultaneously. Full-duplex supports simultaneous two-way communication. Full-duplex parts operate in half-duplex mode when configured for single-line bus applications, making them backward-compatible.

Q: Why does LTC2852MPS#TRPBF have a wider operating temperature range? A: The LTC2852MPS#TRPBF is designed for industrial and automotive applications requiring -55°C to 125°C operation. This extended range is a design specification of the Analog Devices part and does not affect compatibility with standard -40°C to 85°C applications.

Q: Is the ISL3170EIBZ-T7A suitable for 20Mbps applications? A: No. The ISL3170EIBZ-T7A is rated for 250kbps maximum data rate, which is insufficient for 20Mbps applications. This part is suitable only for lower-bandwidth RS422/RS485 systems.

Q: What does MSL rating mean for component selection? A: Moisture Sensitivity Level (MSL) indicates how long a component can be stored in standard conditions before moisture absorption affects solderability. MSL 1 (Unlimited) provides the longest shelf life. MSL 3 (168 Hours) requires baking before reflow if storage exceeds 168 hours in standard humidity.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All active substitute parts listed carry ROHS3 compliance certification, meeting current environmental and regulatory requirements for electronic components.