Reinforced, Fast, Low-Power, Four-Channel Digital Isolators, BL7140 Replace MAX22446.
BL7140
BL7140.pdf
BL7140.pdfFEATURES
? 100Mbps 信號傳輸速率
? 強大的隔離性能
±100kV/μs CMTI（典型值）
5kVRMS 隔離耐壓
>50 年的隔離柵壽命
高達 10kV 的抗浪涌能力
? 寬電源電壓范圍：2.5V 至 5.5V
? 2.5V 至 5.5V 電平轉換
? 寬溫度范圍：-40℃ to 125℃
? 默認輸出高電平（H）和低電平（L）選項
? 低傳播延遲：11ns（典型值，5V 供電）
? 低脈寬失真：3ns
PIN CONFIGUTION
優勢替代
FEATURES
? Reinforced Galvanic Isolation for Fast Digital Signals
Up to 200Mbps Maximum Data Rate
Withstands 5kVRMS for 60s (VISO)
Continuously Withstands 1500VRMS (VIOWM)
Withstands ±12.8kV Surge Between GNDA and
GNDB with 1.2/50μs waveform
High CMTI (50kV/μs, Typical)
? Low Power Consumption
0.74mW per Channel at 1Mbps with VDD = 1.8V
1.4mW per Channel at 1Mbps with VDD = 3.3V
3.2mW per Channel at 100Mbps with VDD = 1.8V
? Options to Support a Broad Range of Applications
2 Maximum Data Rates (200Mbps, 25Mbps)
3 Direction Configurations
Active-High or Active-Low Enable Inputs
2 Fixed Output Default States (High/Low) or Pin
Selectable (M/N Versions)
PIN CONFIGUTION
