MCP23018-E/MJ
- Mfr.Part #
- MCP23018-E/MJ
- Manufacturer
- Microchip Technology
- Package / Case
- 24-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 16B 24QFN
- Stock
- 12,150
- In Stock :
- 12,150
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- Manufacturer :
- Microchip Technology
- Product Category :
- I/O Expanders
- Operating Supply Voltage :
- 1.8 V to 5.5 V
- Subcategory :
- Interface ICs
- uPs/uCs/Peripheral ICs Type :
- PARALLEL IO PORT, GENERAL PURPOSE
- REACH SVHC :
- No SVHC
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of I/O Lines :
- 16
- Type :
- I/O Expander
- Output Type :
- Open Drain
- Packaging :
- Tube
- Terminal Form :
- NO LEAD
- ESD Protection :
- Without ESD
- Logic Family :
- MCP23018
- Number of Bits :
- 16
- RoHS Status :
- ROHS3 Compliant
- Features :
- POR
- Feature :
- POR
- Screening Level :
- Extended
- Mounting Style :
- SMD/SMT
- Temperature Grade :
- Automotive
- Current - Output Source/Sink :
- 25mA
- Surface Mount :
- yes
- Base Product Number :
- MCP23018
- JESD-609 Code :
- e3
- Factory Lead Time :
- 10 Weeks
- Pin Count :
- 24
- Package :
- Tube
- Operating Temperature :
- -40°C~125°C
- Height Seated (Max) :
- 0.9mm
- Maximum Operating Temperature :
- + 125 C
- Published :
- 2008
- Width :
- 4mm
- Category :
- I/O Expander
- Reach Compliance Code :
- Compliant
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- ECCN Code :
- EAR99
- Package Type :
- QFN
- Peak Reflow Temperature (Cel) :
- 260
- Input Voltage :
- 1.8 V to 5.5 V
- Mounting :
- Surface Mount
- Interface Type :
- I2C, Serial
- Length :
- 4mm
- Qualification Status :
- Not Qualified
- MSL :
- MSL 1 - Unlimited
- Number of Pins :
- 24
- Package Shape :
- Square
- Manufacturer :
- Microchip
- Mounting Type :
- Surface Mount
- Supply Voltage :
- 5V
- Max Power Dissipation :
- 700mW
- Supplier Package :
- QFN EP
- Series :
- --
- Interface :
- I2C
- Terminal Position :
- QUAD
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Minimum Operating Temperature :
- - 40 C
- Clock Frequency :
- 3.4MHz
- Number of Ports :
- 2
- Brand :
- Microchip Technology / Atmel
- Number of Terminations :
- 24
- Package / Case :
- 24-VFQFN Exposed Pad
- Supplier Device Package :
- 24-QFN (4x4)
- Weight :
- 928.191737mg
- Product Status :
- Active
- Power Supplies :
- 2/5V
- Chip Configuration :
- 16bit
- Product :
- I/O Expanders
- Product Category :
- Interface - I/O Expanders
- Logic Type :
- I/O Expander
- Product Type :
- I/O Expanders
- Lead Free :
- Lead Free
- Output Current :
- 25mA
- Output Voltage :
- 1.8 V to 4.5 V
- Number of I/Os :
- 16 I/O
- Voltage - Supply :
- 1.8V~5.5V
- HTS Code :
- 8542.39.00.01
- Terminal Pitch :
- 0.5mm
- Base Part Number :
- MCP23018
- RoHS :
- Details
- Number of Terminals :
- 24
- Interrupt Output :
- yes
- Mount :
- Surface Mount
- JESD-30 Code :
- S-PQCC-N24
- Seated Height-Max :
- 0.9 mm
- Number of I/O :
- 16
- Datasheets
- MCP23018-E/MJ

I/O Expanders Microchip Technology MCP23018-E/MJ Overview
The MCP23018-E/MJ by Microchip Technology stands as a pivotal component in the realm of digital interfacing, offering a seamless and efficient solution for expanding I/O capabilities via the I2C bus interface. This IC I/O Expander is tailored to meet the demanding needs of complex digital systems requiring additional inputs and outputs. With its 16-bit, bi-directional configuration, the MCP23018-E/MJ ensures a scalable solution for a broad range of applications, enhancing system design flexibility while minimizing footprint and complexity. This product is ideal for designers looking to optimize system functionality through increased I/O ports without significant cost or space overhead.
MCP23018-E/MJ Features
The MCP23018-E/MJ I/O Expander includes features such as 16-bit remote bidirectional I/O port, I2C interface compatibility, high-speed throughput with a maximum clock frequency of 1.7 MHz, and a broad operating voltage range from 1.8V to 5.5V. It also provides enhanced control with three hardware address pins allowing up to eight devices on the same bus. Its design is encapsulated in a compact 24-QFN package, making it highly suitable for space-constrained applications.
MCP23018-E/MJ Applications
- Home Automation Systems: Utilized to manage additional inputs and outputs for controlling devices like lighting, climate control, and security systems efficiently.
- Industrial Automation: Plays a crucial role in extending control to additional sensors and actuators in automated production lines.
- Consumer Electronics: Enables enhanced functionality in devices such as gaming consoles and home entertainment systems by providing extra buttons and features.
- Automotive Applications: Critical in expanding input/output controls in dashboard management systems, infotainment, and body control modules.
- Robotics: Supports the integration of more sensors and actuators, improving the responsiveness and functionality of robotic systems.
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