Overview
The ISO7240CFDWR from Texas Instruments is a quad-channel, high-speed digital isolator designed to provide reliable and high-performance isolation in various industrial and electronic applications. This device features four channels with the same direction of data transfer, making it suitable for applications requiring multiple isolated data paths. The ISO7240CFDWR operates with either 3.3-V or 5-V supplies and is housed in a 16-pin SOIC package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Signaling Rate | 25 Mbps | |
| Channel-to-Channel Output Skew | 1 ns (Maximum) | |
| Pulse-Width Distortion (PWD) | 2 ns (Maximum) | |
| Jitter Content | 1 ns (Typical at 150 Mbps) | |
| Default Output | Selectable | |
| Operating Temperature Range | -40°C to +125°C | |
| Insulation Voltage | 2500 Vrms | |
| ESD Protection | 4 kV | |
| Package Type | 16-pin SOIC | |
| Package Size | 10.30 mm × 7.50 mm |
Key Features
- High-speed signaling rates up to 25 Mbps with low channel-to-channel output skew and pulse-width distortion.
- Selectable default output state.
- Long-term reliability with > 25-year life at rated working voltage.
- High electromagnetic immunity and 4 kV ESD protection.
- Operates with 3.3-V or 5-V supplies.
- Safety-related certifications including VDE, UL, CSA, and IEC standards.
Applications
- Industrial fieldbus systems.
- Computer peripheral interfaces.
- Servo control interfaces.
- Data acquisition systems.
Q & A
- What is the signaling rate of the ISO7240CFDWR?
The signaling rate of the ISO7240CFDWR is up to 25 Mbps.
- What is the channel-to-channel output skew of the ISO7240CFDWR?
The channel-to-channel output skew is 1 ns maximum.
- What are the operating supply voltages for the ISO7240CFDWR?
The device operates with either 3.3-V or 5-V supplies.
- What is the insulation voltage rating of the ISO7240CFDWR?
The insulation voltage rating is 2500 Vrms.
- What are the safety-related certifications for the ISO7240CFDWR?
The device is certified to VDE, UL, CSA, and IEC standards.
- What is the package type and size of the ISO7240CFDWR?
The device is housed in a 16-pin SOIC package with dimensions of 10.30 mm × 7.50 mm.
- What is the operating temperature range of the ISO7240CFDWR?
The operating temperature range is -40°C to +125°C.
- Does the ISO7240CFDWR have ESD protection?
Yes, it has 4 kV ESD protection.
- What are some typical applications for the ISO7240CFDWR?
Typical applications include industrial fieldbus systems, computer peripheral interfaces, servo control interfaces, and data acquisition systems.
- How long is the expected life of the ISO7240CFDWR at rated working voltage?
The device has a > 25-year life at rated working voltage.
