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MT90826AG
Microchip Technology
IC TELECOM INTERFACE 160BGA
1502 Pcs New Original In Stock
Telecom IC Switch 160-PBGA (23x23)
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5.0 / 5.0
- (454 Ratings)
MT90826AG
Product Overview
1348888
DiGi Electronics Part Number
MT90826AG-DGManufacturer
Microchip Technology
MT90826AG
Description
IC TELECOM INTERFACE 160BGAInventory
1502 Pcs New Original In Stock
Telecom IC Switch 160-PBGA (23x23)
Quantity
Minimum 1
Minimum 1
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MT90826AG Technical Specifications
Category
Interface, Telecom
Packaging
-
Series
-
Product Status
Obsolete
Function
Switch
Interface
-
Number of Circuits
4
Voltage - Supply
3V ~ 3.6V
Current - Supply
64mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
160-BGA
Supplier Device Package
160-PBGA (23x23)
Datasheet & Documents
HTML Datasheet
MT90826AG-DG
Environmental & Export Classification
RoHS Status
RoHS non-compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Standard Package
60
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
제품이 포장된 상태가 훌륭했고, 서비스도 매우 만족스러웠습니다.
de desembre 02, 2025
L’assistance après-vente m’a donné des conseils précieux pour optimiser l’utilisation de mes produits.
de desembre 02, 2025
I’m grateful for their reliable products and dedicated customer service.
de desembre 02, 2025
The quality of their materials is evident from the moment you handle their products.
de desembre 02, 2025
DiGi Electronics’ dedication to quality is evident in every product.
de desembre 02, 2025
Website security measures gave me confidence that my personal data was well protected during transactions.
de desembre 02, 2025
Outstanding products delivered faster than I imagined. Very satisfied.
de desembre 02, 2025
Customer service was very responsive, and they expedited my shipping request without any hassle.
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Frequently Asked Questions (FAQ)
Can the MT90826AG still be used in new telecom switch designs despite being marked as obsolete by Microchip Technology?
While the MT90826AG is officially listed as obsolete, it may still be considered for legacy-compatible or drop-in replacement designs where inventory is available and long-term supply is not critical. However, using an obsolete component like the MT90826AG in new designs introduces significant supply chain and lifecycle risks. We recommend evaluating pin-compatible alternatives such as the Microchip VSC3312 or Broadcom BCM88650, which offer modern support, better availability, and enhanced reliability. If you must use the MT90826AG, secure a lifetime buy and validate firmware compatibility early in the design phase.
What are the key thermal and layout risks when replacing the MT90826AG with a newer BGA-based telecom switch IC?
Replacing the MT90826AG (160-PBGA, 23x23mm) with a newer BGA device requires careful attention to thermal dissipation and PCB layout. The MT90826AG operates at 64mA with a 3.3V supply, generating moderate heat, but its MSL 1 rating allows unlimited floor life, simplifying handling. Newer BGAs often have higher power density and may require thermal vias, improved copper pours, or even heat spreaders. Ensure your PCB stack-up supports the new device’s thermal resistance (θJA) and that signal integrity is maintained—especially for high-speed interfaces. Always perform thermal imaging during prototype validation to avoid hotspots that could degrade long-term reliability.
How does the non-RoHS status of the MT90826AG affect its use in industrial telecom equipment sold in the EU?
The MT90826AG is RoHS non-compliant, which poses regulatory and market access risks for equipment targeting the European Union. While industrial exemptions (e.g., Annex III, Category 9) may allow continued use in certain telecom infrastructure applications, these exemptions are time-limited and subject to change. Designing with the MT90826AG now may require redesigns or recertification in the future. For new designs, we strongly advise migrating to RoHS-compliant alternatives like the Microchip VSC3304 or Marvell 88X5120 to ensure compliance, avoid obsolescence-driven redesigns, and maintain global market eligibility.
Is the MT90826AG a viable drop-in replacement for the VSC3308 in a 4-circuit telecom switching application, and what integration pitfalls should I expect?
The MT90826AG is not a direct drop-in replacement for the Vitesse (now Microchip) VSC3308 due to differences in pinout, power sequencing, and control interface timing. Although both are 4-circuit telecom switch ICs in BGA packages, the MT90826AG requires 3.3V supply and has distinct register map and reset behavior. Attempting a drop-in swap without firmware and schematic review risks latch-up, signal corruption, or failure during initialization. If replacement is necessary, conduct a full interface compatibility analysis, validate power-on reset timing, and test under worst-case operating conditions (-40°C to 85°C) to ensure reliable operation.
What reliability concerns should I consider when designing with the MT90826AG in outdoor telecom enclosures exposed to temperature cycling?
When deploying the MT90826AG in outdoor environments with wide temperature swings (-40°C to 85°C), solder joint fatigue and BGA cracking become primary reliability concerns. Although the device itself is rated for this range, the 160-PBGA package is susceptible to thermomechanical stress over time, especially with poor PCB material selection (e.g., standard FR4 without high-Tg). Use high-reliability solder paste, implement underfill if vibration is expected, and select PCBs with matched CTE to minimize strain. Additionally, monitor for electromigration risks at the upper voltage limit (3.6V) over long durations—consider derating supply voltage to 3.3V nominal to extend operational life in harsh conditions.
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.
MT90826AG CAD Models
Microchip Technology MT90826AG PCB symbols & footprints
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