Keysight L4445A Digital Switch Driver
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Keysight L4445A provides digital outputs and inputs for controlling up to 64 switch coils (32 SPDT switches), with LED indicators and extended channel support.
Product details
| Model | L4445A |
| Manufacturer | Keysight |
| Category | Multimeters & DMMs |
| Availability | Made to order |
Description
Overview
The Keysight L4445A is a digital input/output module that provides control signals for switches, attenuators, and other devices. Digital outputs drive switch coils and control external components, while digital inputs read back the actual position of switches or attenuators. The module provides both power and control signals for popular microwave switches and attenuators.
Key Features
- Digital outputs for driving switch coils and controlling external devices
- Digital inputs for reading switch and attenuator position feedback
- Support for up to 64 switch coils (32 SPDT switches)
- LED indicators to display switch position
- Expandable with additional modules for extended channels
- Optional distribution boards for simplified wiring
Applications
- Microwave switch and attenuator control
- Automated test systems requiring relay control
- Device under test configuration management
Specifications
| Maximum Switch Coils | 64 |
| Maximum SPDT Switches | 32 |
| Digital Outputs | Yes |
| Digital Inputs | Yes |
| LED Indicators | Yes |
| Expandable Channels | Yes |
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Keysight L4445A Digital Switch Driver
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