Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
0.0 / 5.0
- (0 Ratings)
UCC5620MWP
Electronics Part Number
UCC5620MWP-WXManufacturer
Microchip Technology
UCC5620MWP
Description
SCSI Terminator, 27 Lines, 36-SSOP PackageInventory
120 Pcs New Original In Stock
"SCSI terminator, 27 terminations, 36-SSOP. Ensures clean bus signals, prevents reflections. Dependable termination for wide SCSI channels.",
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, Drivers, Receivers, Transceivers
Manufacturer
Microchip Technology
Packaging
-
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-VDFN Exposed Pad
Series
-
Base Product Number
MCP2021
Product Status
Active
Type
Transceiver
Voltage - Supply
6V ~ 18V
Supplier Device Package
8-DFN (4x4)
Data Rate
-
Protocol
LINbus
Number of Drivers/Receivers
1/1
Duplex
Half
Receiver Hysteresis
175 mV
Data Sheet Document (D)
Datasheets
Download MCP2021A-500E/MD Product Specification (PDF)
HTML Datasheet
MCP2021A-500E/MD-DG
PCN Design/Specification
Datasheet Update 11/Aug/2014
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
MCP2021A500EMD
Standard Package
91
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)
Can the MCP2021A-500E/MD be safely used in a 12V automotive system with frequent load dump transient
The MCP2021A-500E/MD has a maximum supply voltage rating of 18V, so it cannot withstand 40V load dump transients directly. To use it safely in 12V automotive environments, you must add external transient voltage suppression such as a TVS diode (e.g., SMAJ33A) rated for ISO 7637-2 compliance, along with a series current-limiting resistor or PTC fuse. Without this protection, voltage spikes can permanently damage the IC. Always validate your protection circuit with real-world pulse testing per ISO 16750-2.
What are the key differences between the MCP2021A-500E/MD and its substitute MCP2025-500E/MD, and ca
While both the MCP2021A-500E/MD and MCP2025-500E/MD support LIN 2.0/2.1 and share similar pinouts and packages, the MCP2025 includes an integrated 5V/3.3V voltage regulator and wake-up timer, which the MCP2021A lacks. If your design relies on an external MCU regulator and doesn’t use sleep/wake functionality, the MCP2021A may suffice. However, replacing the MCP2025 with the MCP2021A requires adding an external regulator and revalidating wake-up behavior—making it not a true drop-in replacement without firmware and hardware adjustments.
How does the 175 mV receiver hysteresis of the MCP2021A-500E/MD impact noise immunity in electricall
The 175 mV hysteresis in the MCP2021A-500E/MD provides moderate noise immunity but may be insufficient in high-interference zones near motors or solenoids. In such cases, add an RC low-pass filter (e.g., 1 kΩ + 100 pF) at the LIN bus input to suppress high-frequency noise above 1 MHz. Also ensure proper grounding and twisted-pair cabling. Without filtering, intermittent communication errors or false wake-ups may occur during EMI events, especially at longer bus lengths (>4 meters).
Is the MCP2021A-500E/MD suitable for LIN slave nodes that must operate reliably across the full -40°
Yes, the MCP2021A-500E/MD is rated for -40°C to 125°C operation, but performance during cold-crank (where battery voltage can drop to 3–4V) requires careful validation. Although the IC supports 6V minimum supply, ensure your system maintains at least 6.5V at the VCC pin under cranking loads. Use a low-dropout pre-regulator if necessary. Additionally, verify LIN signal integrity at -40°C, as bus capacitance and cable characteristics change with temperature—delays or slew rate issues may affect timing margins in multi-node networks.
When designing a LIN master node with the MCP2021A-500E/MD, what layout practices are critical to pr
For reliable operation with the MCP2021A-500E/MD in a master node, connect the exposed thermal pad directly to a solid ground plane using multiple vias to minimize ground impedance and improve thermal dissipation. Keep LIN traces short and away from high-speed digital lines; use a series termination resistor (typically 33–100 Ω) near the transceiver to dampen reflections. Avoid splitting ground planes under the device, and ensure the 8-DFN package’s small pad is soldered correctly—voids or poor thermal contact can lead to localized heating and premature failure under continuous bus load.
Can the MCP2021A-500E/MD be safely used in a 12V automotive system with frequent load dump transient
The MCP2021A-500E/MD has a maximum supply voltage rating of 18V, so it cannot withstand 40V load dump transients directly. To use it safely in 12V automotive environments, you must add external transient voltage suppression such as a TVS diode (e.g., SMAJ33A) rated for ISO 7637-2 compliance, along with a series current-limiting resistor or PTC fuse. Without this protection, voltage spikes can permanently damage the IC. Always validate your protection circuit with real-world pulse testing per ISO 16750-2.
What are the key differences between the MCP2021A-500E/MD and its substitute MCP2025-500E/MD, and ca
While both the MCP2021A-500E/MD and MCP2025-500E/MD support LIN 2.0/2.1 and share similar pinouts and packages, the MCP2025 includes an integrated 5V/3.3V voltage regulator and wake-up timer, which the MCP2021A lacks. If your design relies on an external MCU regulator and doesn’t use sleep/wake functionality, the MCP2021A may suffice. However, replacing the MCP2025 with the MCP2021A requires adding an external regulator and revalidating wake-up behavior—making it not a true drop-in replacement without firmware and hardware adjustments.
How does the 175 mV receiver hysteresis of the MCP2021A-500E/MD impact noise immunity in electricall
The 175 mV hysteresis in the MCP2021A-500E/MD provides moderate noise immunity but may be insufficient in high-interference zones near motors or solenoids. In such cases, add an RC low-pass filter (e.g., 1 kΩ + 100 pF) at the LIN bus input to suppress high-frequency noise above 1 MHz. Also ensure proper grounding and twisted-pair cabling. Without filtering, intermittent communication errors or false wake-ups may occur during EMI events, especially at longer bus lengths (>4 meters).
Is the MCP2021A-500E/MD suitable for LIN slave nodes that must operate reliably across the full -40°
Yes, the MCP2021A-500E/MD is rated for -40°C to 125°C operation, but performance during cold-crank (where battery voltage can drop to 3–4V) requires careful validation. Although the IC supports 6V minimum supply, ensure your system maintains at least 6.5V at the VCC pin under cranking loads. Use a low-dropout pre-regulator if necessary. Additionally, verify LIN signal integrity at -40°C, as bus capacitance and cable characteristics change with temperature—delays or slew rate issues may affect timing margins in multi-node networks.
When designing a LIN master node with the MCP2021A-500E/MD, what layout practices are critical to pr
For reliable operation with the MCP2021A-500E/MD in a master node, connect the exposed thermal pad directly to a solid ground plane using multiple vias to minimize ground impedance and improve thermal dissipation. Keep LIN traces short and away from high-speed digital lines; use a series termination resistor (typically 33–100 Ω) near the transceiver to dampen reflections. Avoid splitting ground planes under the device, and ensure the 8-DFN package’s small pad is soldered correctly—voids or poor thermal contact can lead to localized heating and premature failure under continuous bus load.
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
