act4489d Datasheet - Analogdevices
The ACT4489D is a monolithic, dual, bi-phase modulator/demodulator circuit designed for use in MIL-STD-1553A data bus applications.
📖 Datasheet Preview
⬇️ Download Complete Datasheet
Get the full 7-page technical datasheet in PDF format
📝 Component Overview
The ACT4489D is a monolithic, dual, bi-phase modulator/demodulator circuit designed for use in MIL-STD-1553A data bus applications. It provides all the necessary functions for a remote terminal to operate on the data bus, including the bi-phase modulator, demodulator, and a dual transceiver.
Key Features and Benefits
- Dual, bi-phase modulator/demodulator
- MIL-STD-1553A data bus applications
- Monolithic construction
- Dual transceiver
- Operating temperature range: -55°C to 125°C
- Total dose radiation hardness: 100 krad(Si)
- Single event latchup (SEL) immunity: >100 MeV/cm²
- SEU immunity: >100 MeV/cm²
Typical Applications
- MIL-STD-1553A data bus systems
- Aerospace and defense applications
- Remote terminals
- Data bus controllers
- Avionics systems
- Navigation systems
- Communication systems
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Coil Voltage | 5V to 12V |
| Operating Temperature | -55°C to 125°C |
| Storage Temperature | -65°C to 150°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | Operating | 4.5V | 5V | 5.5V | V |
| Output Current | Maximum | 0A | 20mA | 50mA | A |
Package Information
- Flat package: The ACT4489D is available in a flat package that is designed to provide a high degree of reliability and durability.
Pin Configuration
- Pin 1: VCC - Positive power supply
- Pin 2: GND - Ground
🔧 Application Guidelines
Design Considerations
The ACT4489D should be used in applications where a high degree of reliability and radiation hardness are required. The device is designed to operate in harsh environments and can withstand high levels of radiation.
Installation Guidelines
The ACT4489D should be installed in a way that minimizes thermal resistance and provides adequate heat sinking. The device should be handled with care to avoid damage to the package or the internal circuitry.
Operational Notes
The ACT4489D is designed to operate in a variety of applications, including aerospace and defense systems. The device is compatible with a range of data bus protocols, including MIL-STD-1553A.