MCP23016-I/SO
- Mfr.Part #
- MCP23016-I/SO
- Manufacturer
- Microchip Technology
- Package / Case
- 28-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 16B 28SOIC
- Stock
- 9,108
- In Stock :
- 9,108
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- Manufacturer :
- Microchip Technology
- Product Category :
- I/O Expanders
- Product Status :
- Active
- Supplier Device Package :
- 28-SOIC
- Logic Family :
- MCP23016
- Terminal Form :
- Gull wing
- Number of I/Os :
- 16 I/O
- Length :
- 17.9 mm
- uPs/uCs/Peripheral ICs Type :
- PARALLEL IO PORT, GENERAL PURPOSE
- Contact Plating :
- Tin
- Type :
- I2C I/O Expander
- Time@Peak Reflow Temperature-Max (s) :
- 40
- MSL :
- MSL 1 - Unlimited
- Max Power Dissipation :
- 1W
- Product Category :
- Interface - I/O Expanders
- Supplier Package :
- SOIC W
- Current - Output Source/Sink :
- 25mA
- JESD-30 Code :
- R-PDSO-G28
- Height Seated (Max) :
- 2.65mm
- Product Type :
- I/O Expanders
- Brand :
- Microchip Technology / Atmel
- RoHS Status :
- ROHS3 Compliant
- Feature :
- POR
- Operating Supply Voltage :
- 5.5V
- ECCN Code :
- EAR99
- Published :
- 2002
- Product :
- I/O Expanders
- Features :
- POR
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Interface :
- I2C
- Chip Configuration :
- 16bit
- Lead Free :
- Lead Free
- Factory Lead Time :
- 7 Weeks
- Number of I/O Lines :
- 16
- Clock Frequency :
- 400kHz
- Minimum Operating Temperature :
- - 40 C
- Packaging :
- Tube
- Temperature Grade :
- Industrial
- Base Part Number :
- MCP23016
- HTS Code :
- 8542.39.00.01
- Number of Ports :
- 2
- Power Supplies :
- 2.5/5V
- Number of Channels :
- 1
- Package / Case :
- 28-SOIC (0.295, 7.50mm Width)
- Terminal Finish :
- Matte Tin (Sn)
- ESD Protection :
- Without ESD
- Mounting :
- Surface Mount
- Number of Terminals :
- 28
- Logic Type :
- I/O Expander
- Operating Temperature :
- -40°C~85°C
- Peak Reflow Temperature (Cel) :
- 250
- Maximum Operating Temperature :
- + 85 C
- Manufacturer :
- Microchip
- Number of Pins :
- 28
- Package Shape :
- RECTANGULAR
- Subcategory :
- Interface ICs
- Pbfree Code :
- yes
- Base Product Number :
- MCP23016
- Interrupt Output :
- yes
- Seated Height-Max :
- 2.65 mm
- Input Voltage :
- 4.5 V to 5.5 V
- Terminal Pitch :
- 1.27 mm
- Mounting Type :
- Surface Mount
- Mount :
- Surface Mount
- Series :
- --
- RoHS :
- Details
- Supply Voltage :
- 5V
- Number of Terminations :
- 28
- Interface Type :
- I2C, Serial
- Qualification Status :
- Not Qualified
- Mounting Style :
- SMD/SMT
- Category :
- I2C I/O Expander
- Output Type :
- Push-Pull
- Voltage - Supply :
- 2V~5.5V
- Width :
- 7.5mm
- Number of I/O :
- 16
- Package Type :
- SOIC
- Pin Count :
- 28
- Screening Level :
- Industrial
- Surface Mount :
- yes
- Number of Bits :
- 16
- JESD-609 Code :
- e3
- Output Current :
- 25mA
- Package :
- Tube
- Reach Compliance Code :
- Compliant
- Weight :
- 2.214806g
- Output Voltage :
- 4.5 V
- Terminal Position :
- Dual
- REACH SVHC :
- No SVHC
- Datasheets
- MCP23016-I/SO
MCP23016-I/SO Documents

I/O Expanders Microchip Technology MCP23016-I/SO Overview
The I/O expander MCP23016-I/SO by Microchip Technology is an integrated circuit designed to expand the input/output capabilities of a microcontroller through the I2C communication protocol. This versatile device provides 16 bidirectional I/O pins in a convenient 28-pin SOIC package, making it ideal for applications requiring additional I/O lines beyond what the microcontroller alone can provide.
With its simple I2C interface and flexible configuration options, the MCP23016-I/SO offers an efficient solution for expanding I/O capacity in various electronic systems, ranging from industrial automation and control systems to consumer electronics and IoT devices.
MCP23016-I/SO Features
- 16 bidirectional I/O pins
- I2C interface for communication with microcontrollers
- 28-pin SOIC package for easy integration
- Configurable interrupt output pins
- High-speed I2C interface (up to 400 kHz)
- Low standby current consumption
- Internal pull-up resistors (selectable per channel)
- Software-configurable interrupt masking
MCP23016-I/SO Applications
- Industrial Automation: The MCP23016-I/SO can be used to expand I/O capabilities in industrial control systems, allowing for the connection of additional sensors, actuators, and control devices. Its compact size and I2C interface make it suitable for integration into existing setups.
- Home Automation: In home automation applications, this device can be employed to interface with various sensors and actuators, enabling the control and monitoring of lights, appliances, and other household devices through a microcontroller.
- IoT Devices: For IoT projects requiring a larger number of I/O pins, the MCP23016-I/SO provides a cost-effective solution. It can be utilized in IoT edge devices for interfacing with sensors, controlling peripherals, and communicating with cloud services.
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