高 CMR,双向,逻辑门极光耦合器

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FOD8012A 是一款半工、双向、高速逻辑门极光耦合器,支持隔离式通信,使得数字信号能够在系统之间进行通信,而无需导通接地回路或危险电压。它利用安森美半导体的专利共面封装技术 Optoplanar®, 和优化的集成电路设计,可实现最低 20 kV/μs 的共模干扰抑制 (CMR) 等级。此高速逻辑门极光耦合器与布置为双向配置的 2 个光耦合沟道进行高度集成,采用紧凑的 8 引脚小型封装。每个光耦合器沟道都包含一个高速 AlGaAs LED,由与 CMOS 检测集成电路耦合的 CMOS 缓冲集成电路驱动。该检测集成电路包含一个集成光电二极管、一个高速互阻抗放大器和一个带有输出驱动器的电压比较器。该 CMOS 技术与高能效 LED 进行耦合,实现了低能耗以及极高速(60ns 传播延迟、15ns 脉冲宽度失真)。

  • Industrial Fieldbus Communications– DeviceNet, CAN, RS485
  • Microprocessor System Interface– SPI, I2C
  • Programmable Logic Control
  • Isolated Data Acquisition System
  • Voltage Level Translator
  • Half Duplex, Bi-Directional
  • 20 kV/μs Minimum Common Mode Rejection
  • High Speed:– 15 Mbit/sec Data Rate (NRZ)– 60 ns Maximum Propagation Delay– 15 ns Maximum Pulse Width Distortion– 30 ns Maximum Propagation Delay Skew
  • 3.3 V and 5 V CMOS Compatibility
  • Extended Industrial Temperate Range, -40 to +110°C
  • Safety and Regulatory Approvals– UL1577, 3750 VACRMS for 1 min.– DIN EN/IEC60747-5-5

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FOD8012A

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Active

CAD Model

Pb

A

H

P

SOIC-8

1

245

TUBE

3000

Y

15

5.5

3

2

-

-

-

-

0.1

60

60

15

20

3750

-40

110

$2.5758

More Details

FOD8012AR2

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Active

CAD Model

Pb

A

H

P

SOIC-8

1

245

REEL

2500

Y

15

5.5

3

2

-

-

-

-

0.1

60

60

15

20

3750

-40

110

$2.5758

More Details

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