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Product Detailed Parameters
- Description：IC XPNDR PARALLEL 36MFPSDJ
- Series：-
- Mfr：onsemi
- Package：Tube
- Number of I/O：24
- Interface：Parallel
- Interrupt Output：No
- Features：-
- Output Type：CMOS, Open-Drain
- Current - Output Source/Sink：-
- Clock Frequency：-
- Voltage - Supply：2V ~ 6V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：36-SOP (0.311", 7.90mm Width)
- Supplier Device Package：36-MFPSDJ
- Grade：-
- Qualification：-
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Overview
The LC709006A-E is a CMOS I/O expander IC designed to expand microcontroller capabilities. It interfaces with the MCU via synchronous serial communication and provides 24-bit parallel I/O. The device supports a wide operating voltage range of 2.0V to 6.0V. Key features include bit-level I/O direction specification, configurable output types (CMOS or N-channel open drain), and port-based output voltage adjustment. Maximum output current is 12mA.
Feature Summary
- Supports 4- or 5-wire synchronous serial transmission and reception for efficient data exchange.
- Provides 24-bit parallel I/O with flexible configuration options for direction and output type.
- Allows independent output voltage level adjustment on a per-port basis to match peripheral requirements.
Applications
- Microcontroller I/O expansion in embedded systems
- Peripheral interface management requiring voltage level adaptation
- Applications needing configurable CMOS or open-drain outputs
Procurement Notes
Verify the specific ordering suffix and package variant against the official datasheet before procurement. Confirm RoHS compliance status and moisture sensitivity level details directly from the manufacturer's documentation. Ensure the selected part number matches the required pinout and electrical specifications for the target application design.
Selection Notes
Select this component when expanding MCU ports with 24-bit parallel capability is required. Consider the 2.0V to 6.0V operating range for compatibility with various logic levels. Evaluate the need for bit-level direction control and port-based voltage adjustment features. Verify that the synchronous serial interface aligns with the host controller's available communication lines.
Part Context
The LC709006A belongs to the LC70900x series of CMOS I/O expanders manufactured by onsemi. This family focuses on providing flexible peripheral interfacing solutions for microcontrollers. The device integrates configurable output drivers and voltage level shifting capabilities within a single integrated circuit package.
Replacement Considerations
Check for direct pin-compatible alternatives within the LC70900x series. Verify functional equivalence regarding serial interface protocols and parallel I/O count. Ensure voltage ranges and output drive strengths meet the original design requirements before substitution.
FAQ
What is the maximum output current capability of the LC709006A?
The maximum output current is 12mA.
How does the LC709006A communicate with the microcontroller?
It uses 4- or 5-wire synchronous serial transmission and reception.
Can the output voltage level be adjusted independently?
Yes, the output voltage level can be specified on a port basis according to peripheral power levels.
