产品概览
The ADUM2402ARWZ-RL from Analog Devices is a quad-channel iCoupler digital isolator with 2 forward and 2 reverse channels, supporting DC to 90Mbps data rate with 2.5kV rms isolation in SOIC-16W package. With 2ns max pulse width distortion and over 25kV/us CMTI, it provides precise timing isolation for bidirectional signal buses.
主要规格
| 渠道 | 4 (2 forward, 2 reverse) |
| 隔离电压 | 2500 V rms |
| 数据速率 | DC to 90 Mbps |
| 传播延迟 | 32 ns typical |
| 脉冲宽度失真 | 2 ns max (CRWZ grade) |
| Channel Matching | 2 ns max |
| CMTI | >25 kV/us |
| 电源电压 | 2.7 V to 5.5 V (each side) |
| 包装 | SOIC-16W (RW-16) |
| 工作温度 | -40 to +105 C |
特点
- 2 forward + 2 reverse channels ideal for bidirectional buses like I2C and SPI
- 90Mbps data rate supports high-speed digital interfaces
- 2ns max pulse width distortion and channel matching for precise timing
- 3V/5V level translation across the isolation barrier
- Low power: 1mA per channel at 5V, 0Mbps
- Output enable function for output control
应用
- Isolated I2C bus with bidirectional SDA and SCL
- Isolated SPI with MISO reverse channels
- Motor drive isolation for encoder feedback
- Medical equipment multichannel isolation
- Power supply feedback loop isolation