Highway09a Pdf Datasheet -
| Condition | Rating | | :--- | :--- | | Operating Temperature | -40°C to +85°C | | Storage Temperature | -55°C to +125°C | | Humidity | 5% to 95% RH (Non-condensing) | | Vibration | IEC 60068-2-6, 2g | | Shock | IEC 60068-2-27, 15g | | EMC Immunity | IEC 61000-4 (Level 3) |
| Pin Group | Pin Numbers | Function | Description | | :--- | :--- | :--- | :--- | | Power Supply | 1, 19, 36 | ( V_BB ) | Battery/Supply voltage. Multiple pins for current distribution. | | Ground | 18, 20 | GND | Power and logic ground. Must be low impedance. | | Outputs | 2-9 | OUT0 – OUT7 | High-current outputs to load (LEDs, relays, solenoids). | | Inputs | 10-17 | IN0 – IN7 | 5V/3.3V logic control (active high). | | Diagnostics | 21 | STATUS | Open-drain output. Low = Fault detected. | | PWM/EN | 22 | EN | Enable pin (active high). Can be used for global PWM dimming. | | Current Sense | 23 | ISENSE | Analog output proportional to load current. |
Critical Graphic from the PDF: Look for the block diagram showing the internal charge pump (for high-side drivers) or the source-ground path (for low-side drivers). This reveals if the device inverts logic or requires external flyback diodes for inductive loads.
(Note: Insert mechanical drawing here)
The Highway09A PDF datasheet is your blueprint for success. Do not rely on third-hand summaries or forum posts. Download the official document, read the "Absolute Maximum Ratings" table first (and never exceed those values), then study the typical application diagram.
Action checklist:
Have a specific Highway09A question not covered here? Open the PDF and search for keywords like "layout example" or "timing diagram"—your answer is almost certainly inside. highway09a pdf datasheet
Disclaimer: This article is a technical guide based on common IC datasheet structures. Always refer to the official documentation provided by the component manufacturer for the exact Highway09A specifications.
Since "Highway09a" appears to be a specific (potentially fictional or niche industrial) model number, I have designed this datasheet based on standard industry formats for industrial automation modules or communication gateways.
You can copy this text into a document editor (like Word or InDesign) and format it with tables and headers to create the final PDF. | Condition | Rating | | :--- |
Copy and paste this exact string into your search bar:
"highway09a" "datasheet" filetype:pdf
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highway09a pdf datasheet -brochure -manual
Search within the PDF for the phrase "thermal resistance" or "exposed pad" . For a device capable of 1.5A/channel x 8 channels = 12A total, heat is the #1 enemy. Have a specific Highway09A question not covered here
| Parameter | Specification | | :--- | :--- | | Processor | ARM Cortex-M4 32-bit RISC | | Clock Speed | 168 MHz | | Memory (Flash) | 512 KB | | Memory (RAM) | 128 KB | | Operating Voltage | 24 VDC (±20%) | | Power Consumption | Typical: 150 mA @ 24V; Max: 250 mA | | Digital Inputs | 8 channels, 24VDC logic, 3.5kV isolation | | Relay Outputs | 4 channels, 2A resistive load per channel | | Communication Ports | 1x RS-485, 1x Ethernet (10/100 Mbps), 1x CAN Bus | | Dimensions | 100mm (W) x 120mm (H) x 60mm (D) | | Weight | 350g |
Document Version: 1.2 Release Date: October 2023 Status: Production