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The Texas Instruments ISO7742DWR is a high-speed, robust EMC quad-channel digital isolator in a 16-pin SOIC package. It provides four independent channels of isolation, allowing for the transfer of data at speeds up to 100 Mbps while maintaining signal integrity and reliability. This device features a rugged isolation performance with surge resistance tested to 2 kV and is certified for automotive use, ensuring safety and compliance with international standards. The ISO7742DWR also offers ultra-low power consumption, fast propagation delay, and robust signal integrity, making it suitable for harsh environments. The introduction of the ISO7742DWR highlights its capabilities as a high-speed digital isolator, emphasizing its ability to provide reliable data transfer while maintaining signal integrity in demanding applications.
The ISO7742DWR features include:
The package type of ISO7742DWR is SOIC-16 (Small Outline Integrated Circuit - 16-pin).
The manufacturer of the ISO7742DWR is Texas Instruments (TI), a leading American technology company that designs, manufactures, tests, and sells semiconductors and other electronic components. TI is a global semiconductor leader with a broad portfolio of innovative technologies and products that include analog and embedded processing chips, power management devices, and digital signal processors.
Based on Texas Instruments' product information, some equivalent products to ISO7742DWR are:
These digital isolators share similar features such as high-speed connectivity, robust EMC performance, and automotive-grade certification.
Category | IsolatorsDigital Isolators | Technology | Capacitive Coupling |
Type | General Purpose | Isolated Power | No |
Number of Channels | 4 | Inputs - Side 1/Side 2 | 2/2 |
Channel Type | Unidirectional | Voltage - Isolation | 5000Vrms |
Common Mode Transient Immunity (Min) | 85kV/µs | Data Rate | 100Mbps |
Propagation Delay tpLH / tpHL (Max) | 16ns, 16ns | Pulse Width Distortion (Max) | 4.9ns |
Rise / Fall Time (Typ) | 2.4ns, 2.4ns | Voltage - Supply | 2.25V ~ 5.5V |
Operating Temperature | -55°C ~ 125°C | Mounting Type | Surface Mount |
Base Product Number | ISO7742 | Rating | Catalog |
Integrated isolated power | No | Isolation rating | Basic, Reinforced |
Number of channels | 4 | Forward/reverse channels | 2 forward / 2 reverse |
Default output | High, Low | Data rate (max) (MBps) | 100 |
Surge isolation voltage (VIOSM) (VPK) | 6400, 12800 | Transient isolation voltage (VIOTM) (VPK) | 4242, 8000 |
Withstand isolation voltage (VISO) (Vrms) | 3000, 5000 | CMTI (min) (V/µs) | 85000 |
Operating temperature range (°C) | -55 to 125 | Supply voltage (max) (V) | 5.5 |
Supply voltage (min) (V) | 2.25 | Propagation delay time (typ) (µs) | 0.0107 |
Current consumption per channel (DC) (typ) (mA) | 1.75 | Current consumption per channel (1 Mbps) (typ) (mA) | 2.325 |
Creepage (min) (mm) | 3.7, 8 | Clearance (min) (mm) | 3.7, 8 |
Package/Case | SOP16 |
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Qty. | Unit Price | Ext. Price |
---|---|---|
1+ | $1.174 | $1.17 |
10+ | $0.988 | $9.88 |
30+ | $0.885 | $26.55 |
100+ | $0.769 | $76.90 |
500+ | $0.718 | $359.00 |
1000+ | $0.695 | $695.00 |
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