MCP2021A-330E/SN Microchip LIN Transceiver (SOIC-8) In Stock
MCP2021A-330E/SN is a LIN transceiver with integrated 3.3 V LDO regulator from Microchip, compliant with LIN 2.x and SAE J2602 standards, featuring up to 20 kbps data rate and packaged in an 8-pin SOIC for automotive body-control and sensor node applications.
- Manufacturer
- Microchip
- Package
- SOIC-8
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- MCP2021A-330E/SN Datasheet PDF
- Category
- LIN Transceiver
- Price
- From $2.5800(MOQ 300)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP2021A-330E/SN?
- Integrated 3.3 V LDO regulator eliminates external power supply component
- LIN 2.x and SAE J2602 compliant for automotive network interoperability
- Supports data rates up to 20 kbps on the LIN bus
- Operating supply voltage range of 5.5 V to 27 V for 12 V automotive systems
- Slave-node wake-up detection from LIN bus activity
- ±1 kV ESD protection on the LIN bus pin
- SOIC-8 package with 1.27 mm pitch for standard SMT assembly
What is MCP2021A-330E/SN used for?
The MCP2021A-330E/SN is designed for automotive LIN slave nodes in body-control modules, seat-adjustment actuators, and climate-control sensors that require both a LIN transceiver and a 3.3 V supply rail in a single compact IC. It is also used in window-lift motors, interior lighting controllers, and smart actuator modules where reduced component count and board space are priorities. Its wide 5.5 V to 27 V input range accommodates the full range of 12 V automotive battery voltage variations including cold-crank conditions.
What are the specifications of MCP2021A-330E/SN?
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 0 |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Transceivers | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Screening Level | TS 16949 |
| Supply Voltage-Nom | 12V |
| Surface Mount | YES |
| Telecom IC Type | CAN TRANSCEIVER |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Package | SOIC-8 |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP2021A-330E/SN datasheet?
MCP2021A-330E/SN Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP2021A-330E/SN?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the integrated 3.3 V LDO in MCP2021A-330E/SN simplify automotive node BOM and board layout?
The on-chip LDO supplies the local microcontroller from the 12 V battery bus at up to 150 mA, eliminating a separate regulator IC and its associated bypass capacitors, saving approximately 4–6 components and 20 mm² of board area on a typical LIN slave node design.
At what maximum baud rate can MCP2021A-330E/SN nodes communicate on a LIN network?
The transceiver supports LIN bus communication at data rates up to 20 kbps, the standard ceiling for LIN 2.x and SAE J2602 networks, which is sufficient for body-control commands, sensor polling, and diagnostic frame exchanges in automotive sub-buses.
What ESD protection level does the MCP2021A-330E/SN provide on the LIN bus pin for wiring harness environments?
The LIN bus pin is protected to ±1 kV per HBM ESD specification, providing a baseline level of robustness against electrostatic discharge events encountered during vehicle assembly and connector mating in harness-level automotive environments.
What lifecycle and lead time considerations apply when sourcing MCP2021A-330E/SN for automotive production programs?
Current factory lead time is 6 weeks. Automotive program managers should note the YTEOL indicator and confirm active production status with Microchip directly, since body-control ICs may have 10- to 15-year production commitments that affect long-term supply planning.
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