現在提供此產品的更新版本
針腳對針腳的功能與所比較的裝置相同。
ISO7420FCC
- Signaling Rate: 50 Mbps (5-V Supplies)
- Output is Low in Default Mode
- Integrated Noise Filter on the Input Pins
- Low Power Consumption: Typical ICC per Channel
- 1.8 mA at 1 Mbps, 3.9 mA at 25 Mbps (5-V Supplies)
- 1.4 mA at 1 Mbps, 2.6 mA at 25 Mbps (3.3-V Supplies)
- Low Propagation Delay: 20 ns Typical (5-V Supplies)
- Channel-to-Channel Output Skew: 2 ns Maximum
- 3.3-V and 5-V Level Translation
- Wide TA Range Specified: –40°C to 125°C
- 60-KV/μs Transient Immunity, Typical (5-V Supplies)
- Low Emissions
- Isolation Barrier Life: > 25 Years
- Operates from 2.7-V to 5.5-V Supply Levels
- Narrow Body SOIC-8 Package
- Safety and Regulatory Approvals
- 4242 VPK Isolation per DIN V VDE V 0884-10 (VDE V0884-10):2006-12
- 2.5 KVRMS Isolation for 1 Minute per UL 1577
- CSA Component Acceptance Notice 5A, IEC 60950-1 and IEC 61010-1 End Equipment Standards
- GB4943.1-2011 CQC Certification
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ISO7420FCC provides galvanic isolation up to 2500 VRMS for 1 minute per UL and 4242 VPK per VDE. This device has two isolated channels. Each channel has a logic input and output buffer separated by a silicon dioxide (SiO2) insulation barrier. Used in conjunction with isolated power supplies, this device prevents noise currents on a data bus or other circuit from entering the local ground and interfering with or damaging sensitive circuitry. The suffix F indicates low-output option in fail-safe conditions (see ). This device has integrated noise filter for harsh environments where short noise pulses may be present at the device input pins.
ISO7420FCC has TTL input thresholds and operates from 2.7-V to 5.5-V supplies. All inputs are 5-V tolerant when supplied from a 2.7-V or 3.3-V supply.
技術文件
| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | ISO7420FCC Low-Power Dual Channel Digital Isolator datasheet (Rev. C) | PDF | HTML | 2015/7/17 | ||
| 證書 | VDE Certificate for Basic Isolation for DIN EN IEC 60747-17 (Rev. AA) | 2026/6/11 | ||||
| 白皮書 | Improve Your System Performance by Replacing Optocouplers with Digital Isolators (Rev. D) | PDF | HTML | 2025/11/7 | |||
| 證書 | CQC Certificate for ISO154xD, ISO742xD, ISO71xxDBQ (Rev. B) | 2025/8/19 | ||||
| 證書 | CSA Certificate for ISO7420FCCD | 2023/3/24 | ||||
| 證書 | UL Certificate of Compliance File E181974 Vol 4 Sec 3 | 2022/8/8 | ||||
| 白皮書 | Why are Digital Isolators Certified to Meet Electrical Equipment Standards? | 2021/11/16 | ||||
| 白皮書 | Distance Through Insulation: How Digital Isolators Meet Certification Requiremen | PDF | HTML | 2021/6/11 |
設計與開發
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DIGI-ISO-EVM — 通用數位隔離器評估模組
DIGI-ISO-EVM 是一款評估模組 (EVM),可評估任何 TI 單通道、雙通道、三通道、四通道或六通道數位隔離器裝置,並提供五種不同封裝 - 8 接腳窄體 SOIC (D)、8 接腳寬體 SOIC (DWV)、16 接腳寬體 SOIC (DWW)、16 接腳超寬體 SOIC (DWW) 和 16 接腳 (DBQ) 封裝。EVM 具備足夠 Berg 接腳選項,可用於評估具最少外部零組件的裝置。
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| SOIC (D) | 8 | Ultra Librarian |