Four-Channel, Fast, Low-Power, 5kVRMS Digital Isolators, BL7140 Replace MAX14434.
BL7140
BL7140.pdf
BL7140.pdfFEATURES
• 100Mbps 信号传输速率
• 强大的隔离性能
±100kV/µs CMTI（典型值）
5kVRMS 隔离耐压
>50 年的隔离栅寿命
高达 10kV 的抗浪涌能力
• 宽电源电压范围：2.5V 至 5.5V
• 2.5V 至 5.5V 电平转换
• 宽温度范围：-40℃ to 125℃
• 默认输出高电平（H）和低电平（L）选项
• 低传播延迟：11ns（典型值，5V 供电）
• 低脉宽失真：3ns
PIN CONFIGUTION
CROSS
FEATURES
• Robust Galvanic Isolation for Fast Digital Signals
200Mbps Data Rate
Withstands 5kVRMS for 60s (VISO)
Continuously Withstands 848VRMS (VIOWM)
Withstands ±10kV Surge between GNDA and
GNDB with 1.2/50μs waveform
High CMTI (50kV/μs, Typical)
• Low Power Consumption
1.1mW per Channel at 1Mbps with VDD = 3.3V
3.5mW per Channel at 100Mbps with VDD = 1.8V
• Options to Support a Broad Range of Applications
2 Data Rates (25Mbps, 200Mbps)
3 Channel Direction Configurations
2 Output Default States (High/Low)
PIN CONFIGUTION
