89HT0816PYABC8 Equivalent & Substitute Parts

Part Overview

The 89HT0816PYABC8 is a specialized signal retimer interface IC manufactured by Renesas Electronics Corporation in a 196-CABGA (15x15) package. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new design implementations. The part operates as an I2C interface device and is designated as RoHS non-compliant with MSL 3 rating.

Substiute Parts

89HT0816PYABC8

Renesas Electronics CorporationIn Stock: 120089HT0816PYABC8 Datasheet

Current PartRFQ

DS110DF111SQE/NOPB

Texas InstrumentsIn Stock: 3625DS110DF111SQE/NOPB Datasheet

MFR RecommendedRFQ

EQ50F100LR/NOPB

National SemiconductorIn Stock: 2743EQ50F100LR/NOPB Datasheet

MFR RecommendedRFQ

LMH0044SQ/NOPB

Texas InstrumentsIn Stock: 5173LMH0044SQ/NOPB Datasheet

MFR RecommendedRFQ

NCT5946W

Nuvoton Technology CorporationIn Stock: 1191NCT5946W Datasheet

MFR RecommendedRFQ

TPL9202PWP

Texas InstrumentsIn Stock: 948TPL9202PWP Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the 89HT0816PYABC8 is determined by the following criteria:

Primary Substitution Parameters:

• Category: Interface
• Mounting Type: Surface Mount
• HTSUS Code: 8542.39.0001
• ECCN: EAR99

Secondary Considerations:

• Interface protocol compatibility (I2C or Serial)
• Package type and form factor
• RoHS compliance status
• Product status (Active preferred over Obsolete)
• Moisture Sensitivity Level rating

The substitute parts listed below meet the core interface category and mounting requirements. However, each substitute exhibits different package configurations, interface protocols, and compliance certifications that must be evaluated against specific application requirements.

Parameter Comparison

Engineering Selection Recommendations

DS110DF111SQE/NOPB (Texas Instruments) Active product status with ROHS3 compliance. 24-WQFN package represents significant form factor reduction from the original 196-BGA. Serial interface differs from I2C protocol. Suitable for applications where package miniaturization is acceptable and serial communication can be accommodated.

EQ50F100LR/NOPB (National Semiconductor) Obsolete product status limits long-term availability. 6-WSON package provides extreme miniaturization. ROHS3 compliant. Serial interface protocol. Not recommended for new designs due to obsolescence.

LMH0044SQ/NOPB (Texas Instruments) Active product with ROHS3 compliance and superior MSL 1 rating (Unlimited). 16-WQFN package. Serial interface. ECCN classification differs (5A991B1). Recommended for applications requiring enhanced moisture tolerance and long-term supply assurance.

NCT5946W (Nuvoton Technology Corporation) Active product with ROHS3 compliance. I2C interface matches original part protocol. Package specifications not provided in available data. Recommended for I2C protocol continuity. HTSUS code differs from primary part.

TPL9202PWP (Texas Instruments) Active product with ROHS3 compliance and MSL 2 rating. 20-PowerTSSOP package. Relay/Load Driver classification with logic-level interface differs from signal retimer function. Supply current specification provided (5 mA). Operating temperature range -40°C to 125°C. Suitable only for applications where relay driver functionality is required.

Frequently Asked Questions (FAQ)

Q: Can the 89HT0816PYABC8 be directly replaced with any of these substitutes? A: Direct replacement depends on application-specific requirements. The original part uses a 196-BGA package with I2C interface. Substitutes vary significantly in package type, interface protocol, and form factor. NCT5946W maintains I2C protocol compatibility but package details are not specified. Other substitutes use different interface protocols (Serial or Logic) and smaller packages.

Q: What is the primary reason for seeking substitutes? A: The 89HT0816PYABC8 is classified as obsolete. Substitute parts are necessary to ensure continued component availability for system support and new design implementations.

Q: How do package differences affect substitution? A: The original 196-BGA package is a large ball grid array. Substitute packages range from 6-WSON to 24-WQFN to 20-PowerTSSOP. Smaller packages require PCB redesign, different assembly processes, and thermal management reconsideration. Package selection must align with available PCB real estate and manufacturing capabilities.

Q: Which substitute offers the best long-term availability? A: LMH0044SQ/NOPB and DS110DF111SQE/NOPB are both active products from Texas Instruments with ROHS3 compliance. NCT5946W is also active. Active product status provides superior long-term supply assurance compared to obsolete alternatives.

Q: Are there compliance considerations for substitution? A: The original part is RoHS non-compliant. All listed substitutes are ROHS3 compliant, representing improved environmental compliance. ECCN classifications vary; most substitutes use EAR99 except LMH0044SQ/NOPB (5A991B1). HTSUS codes differ for NCT5946W. Compliance verification against specific regulatory requirements is necessary.

Q: What is the significance of Moisture Sensitivity Level differences? A: MSL ratings indicate maximum exposure time to moisture before component degradation. Original part: MSL 3 (168 hours). LMH0044SQ/NOPB offers superior MSL 1 (Unlimited), suitable for extended storage and humid environments. DS110DF111SQE/NOPB matches MSL 3. TPL9202PWP provides MSL 2 (1 Year). Selection depends on storage conditions and assembly timelines.

Q: Can interface protocol differences be accommodated? A: The original part uses I2C interface. NCT5946W maintains I2C compatibility. DS110DF111SQE/NOPB, EQ50F100LR/NOPB, and LMH0044SQ/NOPB use Serial interface, requiring system-level protocol conversion or redesign. TPL9202PWP uses logic-level interface for relay driving. Protocol compatibility must be verified against system architecture.