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The Texas Instruments’ ISO7741DWR is a high-speed, low-power digital isolator that offers robust electromagnetic compatibility (EMC) performance. It features four-channel isolation in a compact 16-pin SOIC package. This device enables fast and reliable data transmission at up to 100 Mbps while providing a rugged and durable design against EMI interference. The ISO7741DWR utilizes silicon-based semiconductors and supports multichannel capability, ensuring data integrity through redundancy. This digital isolator is suitable for high-reliability systems in industrial applications, with a wide operating temperature range of -55°C to 125°C. It also features low power consumption, making it an excellent choice for battery-powered devices. The ISO7741DWR offers a solid solution for designers seeking reliable and efficient data transmission in a variety of industries.
According to the product information, the features of the ISO7741DWR from Texas Instruments are:
Additionally, there is a second set of features:
The package type of ISO7741DWR is SOIC (DW)-16, a 16-pin Small Outline Integrated Circuit package.
According to the product information, the ISO7741DWR has a package type of SOIC (DW)-16, which indicates that it has 16 pins.
As for the pin function, since this is a digital isolator, it likely has input pins for receiving data and output pins for transmitting data. The exact pinout may vary depending on the specific application and usage. However, based on typical digital isolator designs, I would expect to see:
Please note that this is an educated guess based on general knowledge of digital isolators. For specific information about the pinout and function of ISO7741DWR, I recommend consulting the manufacturer's documentation or datasheet.
The manufacturer of the ISO7741DWR 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, power management, and interface and connectivity solutions.
The Texas Instruments ISO7741DWR digital isolator is suitable for various applications that require high-speed, low-power, and robust EMC performance. Some examples include:
These applications benefit from the device's fast data transmission, rugged design, and wide operating temperature range.
Based on the product information, I found that Texas Instruments offers other digital isolator products with similar features and specifications. Some equivalent products to ISO7741DWR include:
These products share similar characteristics such as high-speed data transmission, robust EMI shielding, and low power consumption. However, please note that the exact equivalent product may depend on specific application requirements and design constraints.
Category | IsolatorsDigital Isolators | Technology | Capacitive Coupling |
Type | General Purpose | Isolated Power | No |
Number of Channels | 4 | Inputs - Side 1/Side 2 | 3/1 |
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 | ISO7741 | Rating | Catalog |
Integrated isolated power | No | Isolation rating | Basic, Reinforced |
Number of channels | 4 | Forward/reverse channels | 3 forward / 1 reverse |
Default output | High, Low | Data rate (max) (MBps) | 100 |
Surge isolation voltage (VIOSM) (VPK) | 6400, 7800, 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) | 0.88 | Current consumption per channel (1 Mbps) (typ) (mA) | 1.48 |
Creepage (min) (mm) | 3.7, 8 | Clearance (min) (mm) | 3.7, 8 |
Package/Case | SOP16 |
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30+ | $0.933 | $27.99 |
100+ | $0.806 | $80.60 |
500+ | $0.751 | $375.50 |
1000+ | $0.726 | $726.00 |
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