- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for MCP2140A-I/P
- Part Number MCP2140A-I/P
- Manufacturer Microchip
- Pin Count 18
- Part Category Integrated Circuit
- Package Category Dual-In-Line Packages
- Footprint Name Dual-In-Line Packages - 18-Lead Plastic Dual In-line (P) – 300 mil (PDIP)
- Released Date Jan 11, 2017
- Last Modified Date Jun 16, 2025 5:03 AM UTC
- Pinout / Pin List Click Here (Member Only)
MCP2140A-I/P Details
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Manufacturer Part Number:
MCP2140A-I/P
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Pbfree Code:
Yes
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Part Package Code:
DIP
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Package Description:
300 INCH, LEAD FREE, PLASTIC, DIP-18
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Pin Count:
18
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Manufacturer Package Code:
PDIP-18
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Country Of Origin:
Thailand
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.01
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Factory Lead Time:
6 Weeks
MCP2140A-I/P Frequently Asked Questions (FAQs)
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The maximum data rate of the MCP2140A-I/P is 115.2 kbps, as specified in the datasheet. However, the actual data rate may vary depending on the system design, clock frequency, and other factors.
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To configure the MCP2140A-I/P for IrDA mode, set the IR_EN pin high, and ensure that the TX_EN pin is also high. Additionally, configure the baud rate and data format according to the IrDA specification. Refer to the datasheet and application notes for more details.
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The IR_TX pin is specifically designed for infrared transmission and is optimized for IrDA applications. It has a higher current drive capability than the TX pin, which is intended for RS-232 serial communication. Use the IR_TX pin for IrDA transmission and the TX pin for RS-232 transmission.
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Yes, the MCP2140A-I/P can operate with a supply voltage as low as 2.7V and up to 5.5V. However, ensure that the input voltage on the VCC pin is within the recommended operating range, and that the output voltage on the TX and IR_TX pins is within the specified limits.
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In IrDA mode, flow control is typically handled using the XOFF and XON characters. The MCP2140A-I/P does not have built-in flow control, so it's essential to implement flow control in the software or use an external flow control mechanism.
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MCP2140A-I/P Overview
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About Microchip
Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th