Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
0.0 / 5.0
- (0 Ratings)
MA4E2054A1-287T
Electronics Part Number
MA4E2054A1-287T-WXManufacturer
Analog Devices, Inc.
MA4E2054A1-287T
Description
Lead-free variant of MA4E2054A-2 diode.Inventory
913 Pcs New Original In Stock
SOT-23 single Schottky RF diode; 3V, 20mA, 75mW; fast low-loss switching; for RF detection, mixing, and signal conditioning circuits.
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
RFQ (Request for Quotations)
Submit your RFQ directly on the product detail page or the RFQ page.
Our sales team will respond within 24 hours.
Payment method
PayPal (recommended for new customers)
Credit Cards
Wire Transfer (T/T) – Available in USD, EUR, HKD, and other currencies.
Important Notice
You'll receive a confirmation email after submitting an RFQ.
Didn't get it? Check your spam folder and whitelist Info@WINSURE-Electronics.com
Prices and stock may change; we'll reconfirm your order.
Questions? Contact us anytime.
Freight
Basic cost: USD 70.00
Actual cost may vary depending on weight and destination
Shipping method
Shipped from Hong Kong via FedEx/DHL/UPS/TNT
Delivery Time
In-stock items: Ready to ship in 1-2 days
Transit time: 3-5 business days (FedEx/DHL/UPS)
Special requests? Contact us: Info@WINSURE-Electronics.com
Quantity
Minimum 1
Minimum 1
(*) (*) is mandatory
We'll get back to you within 24 hours
Technical Specifications
Category
Interface, Analog Switches - Special Purpose
Manufacturer
Analog Devices, Inc.
Packaging
Tube
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
20-TSSOP (0.173", 4.40mm Width)
Series
-
Features
Bi-Directional
Base Product Number
MAX7369
Product Status
Active
Number of Channels
1
-3db Bandwidth
-
Applications
I2C
Supplier Device Package
20-TSSOP
Multiplexer/Demultiplexer Circuit
4:1
Switch Circuit
-
On-State Resistance (Max)
24Ohm
Voltage - Supply, Single (V+)
2.3V ~ 5.5V
Voltage - Supply, Dual (V±)
-
Data Sheet Document (D)
Datasheets
Download MAX7369EUP+ Product Specification (PDF)
HTML Datasheet
MAX7369EUP+-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
-4941-MAX7369EUP+
Standard Package
74
Reviews
0.0/5.0-(Show up to 5 Ratings)
No reviews yet
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
What are the key design risks when using the MAX7369EUP+ I2C multiplexer in a multi-drop industrial
The MAX7369EUP+ has an on-state resistance of up to 24Ω, which can significantly impact signal integrity in long I2C buses with high capacitance (>400 pF). This resistance, combined with bus capacitance, may cause rise time violations and violate I2C timing specs, especially at 400 kHz Fast Mode. To mitigate, use active pull-up circuits, reduce pull-up resistor values (e.g., 1–2.2 kΩ), and segment the bus to limit total capacitance. Always simulate or prototype the full bus load to validate signal integrity under worst-case conditions.
Can the MAX7369EUP+ safely replace a TI TCA9544A in an existing 3.3V I2C system without firmware cha
While both the MAX7369EUP+ and TCA9544A are 4:1 I2C multiplexers with similar voltage ranges (2.3V–5.5V), they are not drop-in compatible due to differing I2C address schemes and control register structures. The TCA9544A uses a 7-bit address (0x70 typical) with interrupt support, while the MAX7369EUP+ uses a simpler channel-select protocol without interrupts. Replacing it requires firmware updates to reconfigure channel selection logic and may necessitate pull-up resistor adjustments due to differing input leakage and capacitance. Verify timing compatibility, especially if operating near 400 kHz.
How does the MAX7369EUP+ handle hot-plugging or backpowering scenarios when one branch of the I2C bu
The MAX7369EUP+ lacks built-in hot-swap or power sequencing protection. If one I2C device on a selected channel is powered while the host or other devices are off, parasitic conduction through ESD diodes can backpower the entire bus, potentially damaging components or causing latch-up. To prevent this, ensure all devices share a common ground and power-up sequence, or add series current-limiting resistors (e.g., 100Ω) on SDA/SCL lines per channel. Alternatively, consider using multiplexers with integrated hot-swap features like the PCA9546A for fault-sensitive applications.
What reliability concerns should I consider when deploying the MAX7369EUP+ in automotive or extended
Although the MAX7369EUP+ is rated for -40°C to 85°C, performance degrades at temperature extremes—especially on-resistance, which increases at low temperatures, potentially exceeding 24Ω and affecting signal rise times. In automotive applications, thermal cycling can stress the 20-TSSOP package; ensure proper PCB pad design and avoid mechanical stress near the IC. Additionally, while MSL 1 allows unlimited floor life, conformal coating is recommended in high-humidity environments to prevent corrosion on exposed leads. Always derate supply voltage and validate operation across the full temperature range in your actual layout.
Is the MAX7369EUP+ suitable for isolating I2C peripherals during in-system programming (ISP) or firm
Yes, the MAX7369EUP+ can effectively isolate target devices during ISP by deselecting all channels or switching to a dedicated programming channel, preventing address conflicts and bus contention. However, ensure that the programmer’s I2C voltage matches the MAX7369EUP+ supply (2.3V–5.5V), as the switch is not level-translating. Also, disable pull-ups on unused branches to reduce leakage and noise. For robust isolation, combine channel switching with software-controlled power gating of the target device. This approach is commonly used in modular systems where multiple MCUs share a common I2C backbone.
What are the key design risks when using the MAX7369EUP+ I2C multiplexer in a multi-drop industrial
The MAX7369EUP+ has an on-state resistance of up to 24Ω, which can significantly impact signal integrity in long I2C buses with high capacitance (>400 pF). This resistance, combined with bus capacitance, may cause rise time violations and violate I2C timing specs, especially at 400 kHz Fast Mode. To mitigate, use active pull-up circuits, reduce pull-up resistor values (e.g., 1–2.2 kΩ), and segment the bus to limit total capacitance. Always simulate or prototype the full bus load to validate signal integrity under worst-case conditions.
Can the MAX7369EUP+ safely replace a TI TCA9544A in an existing 3.3V I2C system without firmware cha
While both the MAX7369EUP+ and TCA9544A are 4:1 I2C multiplexers with similar voltage ranges (2.3V–5.5V), they are not drop-in compatible due to differing I2C address schemes and control register structures. The TCA9544A uses a 7-bit address (0x70 typical) with interrupt support, while the MAX7369EUP+ uses a simpler channel-select protocol without interrupts. Replacing it requires firmware updates to reconfigure channel selection logic and may necessitate pull-up resistor adjustments due to differing input leakage and capacitance. Verify timing compatibility, especially if operating near 400 kHz.
How does the MAX7369EUP+ handle hot-plugging or backpowering scenarios when one branch of the I2C bu
The MAX7369EUP+ lacks built-in hot-swap or power sequencing protection. If one I2C device on a selected channel is powered while the host or other devices are off, parasitic conduction through ESD diodes can backpower the entire bus, potentially damaging components or causing latch-up. To prevent this, ensure all devices share a common ground and power-up sequence, or add series current-limiting resistors (e.g., 100Ω) on SDA/SCL lines per channel. Alternatively, consider using multiplexers with integrated hot-swap features like the PCA9546A for fault-sensitive applications.
What reliability concerns should I consider when deploying the MAX7369EUP+ in automotive or extended
Although the MAX7369EUP+ is rated for -40°C to 85°C, performance degrades at temperature extremes—especially on-resistance, which increases at low temperatures, potentially exceeding 24Ω and affecting signal rise times. In automotive applications, thermal cycling can stress the 20-TSSOP package; ensure proper PCB pad design and avoid mechanical stress near the IC. Additionally, while MSL 1 allows unlimited floor life, conformal coating is recommended in high-humidity environments to prevent corrosion on exposed leads. Always derate supply voltage and validate operation across the full temperature range in your actual layout.
Is the MAX7369EUP+ suitable for isolating I2C peripherals during in-system programming (ISP) or firm
Yes, the MAX7369EUP+ can effectively isolate target devices during ISP by deselecting all channels or switching to a dedicated programming channel, preventing address conflicts and bus contention. However, ensure that the programmer’s I2C voltage matches the MAX7369EUP+ supply (2.3V–5.5V), as the switch is not level-translating. Also, disable pull-ups on unused branches to reduce leakage and noise. For robust isolation, combine channel switching with software-controlled power gating of the target device. This approach is commonly used in modular systems where multiple MCUs share a common I2C backbone.
Quality Assurance (QC)
WINSURE 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.
Sep 15 2026
