产品概览
The ADUM1411BRWZ from Analog Devices is a quad-channel digital isolator based on iCoupler technology, providing 2500Vrms isolation at up to 10Mbps data rate in a 16-lead wide-body SOIC package. It features 3V/5V level translation, programmable default output, and >25kV/us common-mode transient immunity.
主要规格
| 渠道 | 4 (3 forward, 1 reverse) |
| 数据速率 | 10 Mbps (BRWZ version) |
| 隔离电压 | 2500 Vrms (UL 1577) |
| VIORM | 560 V peak (VDE) |
| Common-Mode Transient Immunity | >25 kV/us |
| 电源电压 | 2.7 V 至 5.5 V(双面) |
| 传播延迟 | 40 ns typical (5V) |
| 脉冲宽度失真 | 5 ns max |
| Supply Current (quiescent) | 1.9 mA max per side |
| 工作温度 | -40°C to +105°C |
| 包装 | 16-lead SOIC Wide |
特点
- Quad-channel iCoupler digital isolator at 10Mbps with 2500Vrms galvanic isolation
- Bidirectional communication and 3V/5V level translation across isolation barrier
- Programmable default output state for safe power-up/down behavior
- Patented refresh feature ensures DC correctness without input transitions
- 1/6 to 1/10 the power consumption of optocouplers at equivalent data rates
应用
- SPI 接口和数据转换器隔离
- RS-232/RS-422/RS-485 transceiver isolation
- Industrial field bus and general-purpose multichannel isolation