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MAX7301ATL+T
+NomenclatureIC I/O EXPANDER SPI 28B 40TQFN
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX7301ATL+T
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Package TQFN-40
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En stock3041
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of I/O | 28 |
| Interface | SPI |
| Interrupt Output | Yes |
| Output Type | Push-Pull |
| Current - Output Source / Sink | 4.5mA, 10mA |
| Clock Frequency | 26 MHz |
| Voltage - Supply | 2.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Présentation
Description
Key features include:
- I2C Interface: Supports standard, fast, and high-speed modes for flexible communication with a host microcontroller.
- GPIO Expansion: Offers a substantial increase in I/O capability, simplifying complex designs.
- Configurable Ports: Each I/O can be individually configured, offering support for diverse applications.
- Low Power Consumption: Ideal for battery-powered and energy-efficient systems.
- Compact Package: Available in a small TQFN package, saving board space.
The MAX7301ATL+T is suitable for applications in consumer electronics, industrial control, and any system requiring additional programmable I/O without increasing the microcontroller footprint. Its robust design and ease of integration make it a popular choice for developers seeking efficient GPIO expansion solutions.
Equivalent
Features
1. Port Expansion: Offers 20 I/O ports that can be configured individually as inputs or outputs, enhancing hardware flexibility.
2. Programmable I/O: Each port can be programmed for specific functions, suitable for custom requirements.
3. High-Speed Interface: Supports up to 26Mbps SPI communication, ensuring fast data transfer.
4. Interrupt Functionality: Equipped with maskable interrupt outputs, enabling responsive system designs.
5. Wide Supply Range: Operates from 2.25V to 3.6V, accommodating a range of application voltages.
6. Low Power Consumption: Features low standby current, beneficial for power-sensitive applications.
7. Compact Package: Available in a TQFN package, optimizing space in compact designs.
These features make the MAX7301ATL+T suitable for applications requiring efficient control of multiple I/O functions, especially in embedded systems and consumer electronics.
Pinout
The MAX7301 comes in a TQFN (Thin Quad Flat No-lead) package with a pin count of 24. Key functions of this device include:
1. GPIO Expansion: It offers 20 I/O ports which can be individually configured as inputs or outputs.
2. SPI Interface: It communicates with the host microcontroller through a Serial Peripheral Interface (SPI), making it easy to integrate with various systems.
3. Port Configuration: Each port can be set to logic high, logic low, open-drain output, or high-impedance input.
4. Interrupt Capability: It supports interrupt generation for input state changes, facilitating efficient monitoring of I/O states.
5. Low Power Consumption: It is designed for low-power operation, making it suitable for battery-powered applications.
This combination of features makes the MAX7301ATL+T a versatile choice for expanding I/O capabilities in embedded systems.
Manufacturer
Application
1. Embedded Systems: Enhancing microcontroller and microprocessor I/O capabilities.
2. Consumer Electronics: Managing interfaces for buttons, LEDs, and sensors.
3. Industrial Automation: Extending I/O ports in control systems and data acquisition.
4. Networking Equipment: Controlling status indicators and configuring hardware options.
5. Automotive: Expanding I/O for dashboard controls and infotainment systems.
The device supports I²C-compatible serial interfaces, making it suitable for a wide range of applications requiring reliable and scalable I/O expansion.