Specifications
| Attribute | Value |
| Package / Case | Tube |
| Part Status | Active |
| Type | Serializer |
| Input Type | Digital |
| Output Type | SPI |
| Supply Current | 1.2 mA |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
The MAX22190ATJ+ is an industrial-grade, 8-channel, digital input device from Maxim Integrated (now part of Analog Devices). It is designed to interface with remote sensors and actuators in industrial automation applications. The device operates on a 24V digital input interface, compliant with IEC 61131-2 standards, Type 1, 2, and 3 characteristics.
Features include integrated current limiting, reverse polarity protection, and a serial peripheral interface (SPI) for communication with a host microcontroller. The MAX22190ATJ+ also offers diagnostic capabilities, such as open-wire detection and short-circuit protection, ensuring reliable operation in harsh environments. The device supports daisy-chaining, allowing multiple devices to be connected in series, simplifying wiring and reducing costs.
Housed in a compact TQFN package, the MAX22190ATJ+ is ideal for space-constrained applications. It supports low-power operation and reduces heat dissipation, making it suitable for energy-efficient designs. This device is engineered for use in factory automation, process control, and other industrial systems requiring robust signal integrity and reliable performance.
Features include integrated current limiting, reverse polarity protection, and a serial peripheral interface (SPI) for communication with a host microcontroller. The MAX22190ATJ+ also offers diagnostic capabilities, such as open-wire detection and short-circuit protection, ensuring reliable operation in harsh environments. The device supports daisy-chaining, allowing multiple devices to be connected in series, simplifying wiring and reducing costs.
Housed in a compact TQFN package, the MAX22190ATJ+ is ideal for space-constrained applications. It supports low-power operation and reduces heat dissipation, making it suitable for energy-efficient designs. This device is engineered for use in factory automation, process control, and other industrial systems requiring robust signal integrity and reliable performance.
Equivalent
The MAX22190ATJ+ is a digital input device used in industrial automation for signal conditioning and isolation. Equivalent products come from various manufacturers and include options like Texas Instruments' ISO1211, Analog Devices' AD7401, and Broadcom's ACPL-C79B. These products provide similar functionality, including isolation and digital signal interfacing, but specific features may vary, so it's important to compare specifications to ensure compatibility with your application.
Features
The MAX22190ATJ+ is an industrial-grade, 8-channel digital input device designed for monitoring high-voltage digital signals. Key features include:
1. High Voltage Tolerance: Operates comfortably with input voltages ranging from 0V to 60V.
2. Integrated Surge Protection: Built-in protection against voltage surges, ensuring reliability in harsh environments.
3. Current Sinking Inputs: Each channel can sink up to 2.2mA, supporting various industrial sensors and switches.
4. Isolation: Provides galvanic isolation to protect the microcontroller from high voltages.
5. Low Power Consumption: Features a low-power mode to conserve energy, making it suitable for power-sensitive applications.
6. Configurable Inputs: Channels can be individually configured for high or low thresholds, adapting to different input types.
7. Fast Response Time: Quick response time suitable for high-speed applications.
8. Diagnostics: Offers diagnostic features such as open-wire detection and over-temperature warnings.
9. Compact Package: Available in a small, space-efficient package suitable for compact designs.
10. Robust Communication: Compatible with popular industrial communication protocols for seamless integration.
These features make the MAX22190ATJ+ ideal for use in industrial automation, process control, and factory monitoring systems.
1. High Voltage Tolerance: Operates comfortably with input voltages ranging from 0V to 60V.
2. Integrated Surge Protection: Built-in protection against voltage surges, ensuring reliability in harsh environments.
3. Current Sinking Inputs: Each channel can sink up to 2.2mA, supporting various industrial sensors and switches.
4. Isolation: Provides galvanic isolation to protect the microcontroller from high voltages.
5. Low Power Consumption: Features a low-power mode to conserve energy, making it suitable for power-sensitive applications.
6. Configurable Inputs: Channels can be individually configured for high or low thresholds, adapting to different input types.
7. Fast Response Time: Quick response time suitable for high-speed applications.
8. Diagnostics: Offers diagnostic features such as open-wire detection and over-temperature warnings.
9. Compact Package: Available in a small, space-efficient package suitable for compact designs.
10. Robust Communication: Compatible with popular industrial communication protocols for seamless integration.
These features make the MAX22190ATJ+ ideal for use in industrial automation, process control, and factory monitoring systems.
Pinout
The MAX22190ATJ+ is a galvanically isolated, 8-channel digital input device designed for industrial applications. It features a 64-pin TQFP (Thin Quad Flat Pack) package. The primary function of this device is to interface between PLC (programmable logic controller) systems and field-level digital input signals, such as those from sensors or switches. The MAX22190ATJ+ integrates a range of features such as input current limiting, wide input voltage range compatibility, diagnostics, and robust isolation for enhanced safety and reliability in harsh environments. Each channel can be configured individually, allowing flexibility in handling various input types and ensuring compliance with IEC 61131-2 standards for digital input types.
Manufacturer
The MAX22190ATJ+ is manufactured by Analog Devices, Inc., a company known for designing and manufacturing a broad range of analog, mixed-signal, and digital signal processing integrated circuits used in various electronic equipment. Analog Devices specializes in data conversion, signal processing, and power management technology and is recognized for its innovation in the semiconductor industry.
Application
The MAX22190ATJ+ is an industrial digital input device used primarily in industrial automation and control systems. Key application areas include programmable logic controllers (PLCs), distributed control systems (DCS), and various industrial equipment requiring digital input interfaces. It is designed for robust performance in harsh environments, making it suitable for factory automation, process control, and other industrial settings where reliability and precision are critical. Its ability to interface with microcontrollers and FPGAs also makes it ideal for applications needing high-density digital input integration.
Package
The MAX22190ATJ+ is packaged in a 32-pin TQFN (Thin Quad Flat No-Lead) package.
