ADM3065EBRMZ-RL7 - 50Mbps RS-485 Transceiver | Analog Devices
料号： ADM3065EBRMZ-RL7 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.5 | $2.50 |
| 10 | $2.25 | $22.50 |
| 100 | $1.95 | $195.00 |
| 500 | $1.75 | $875.00 |
| 1,000 | $1.6 | $1,600.00 |
ADM3065EBRMZ-RL7 概述
RS-485 is a robust differential serial communication standard widely used in industrial environments due to its long-distance capability (up to 1200 m) and immunity to noise. The ADM3065E family integrates a driver and receiver in a single package, simplifying PCB layout and reducing component count. As a transceiver, it converts TTL/CMOS logic levels to differential bus signals and vice versa, enabling reliable data exchange between multiple nodes on a shared bus.
Key features include ±12 kV IEC ESD protection on the A and B bus pins, which safeguards the device against electrostatic discharge events common in industrial settings. The transceiver also features a wide common-mode input range, ensuring reliable operation in the presence of ground potential differences. The 50 Mbps data rate supports high-throughput communication, while the half-duplex configuration allows bidirectional data flow over a single twisted-pair cable.
The ADM3065E uses a standard RS-485 architecture with a differential driver and receiver, providing robust signal integrity over long cable runs. The device includes thermal shutdown and short-circuit protection, enhancing system reliability. Its low quiescent current and wide supply range make it suitable for power-sensitive applications, while the MSOP package offers excellent thermal performance for its size.
Typical applications include industrial control systems, building automation, HVAC controllers, and motor drives. The high ESD rating and wide operating temperature range make it ideal for harsh environments. When designing with this device, ensure proper termination resistors (typically 120 Ω) at both ends of the bus to minimize reflections and maintain signal integrity.
For optimal performance, place the transceiver close to the bus connector and use a solid ground plane. The device is available in tape and reel packaging (RL7 suffix) for automated assembly, facilitating high-volume production.
直接替换替代料： ADM3065EBRMZ-RL7 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： ADM3065EBRMZ-RL7 （相同外形与封装尺寸） ——差异在于 Package, ESD Protection, Type.
快速对比工具——选择替代料号进行并排对比：
ADM3065EBRMZ-R7
✅ 直接替换📋 参考替代料（不在目录中）
ADM3065EBRMZ
✅ 直接替换✓ 有现货
$1.82 / 个
查看数据手册 →ADM3066EBRMZ
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.3 / 个
查看数据手册 →ADM3065EBRMZ-RL7 规格参数
| Supply Voltage Range | 3.0 V to 5.5 V |
| 数据速率 | 50 Mbps |
| Duplex | Half |
| Number of Drivers | 1 |
| Number of Receivers | 1 |
| ESD Protection | ±12 kV IEC (contact and air gap) |
| 封装 | 8-lead MSOP |
| 工作温度范围 | -40°C to +125°C |
| RoHS 状态 | Compliant |
| 安装类型 | Surface Mount |
ADM3065EBRMZ-RL7 引脚配置
| 引脚 1 | RO — Receiver output |
| 引脚 2 | RE — Receiver enable (active low) |
| 引脚 3 | DE — Driver enable (active high) |
| 引脚 4 | DI — Driver input |
| 引脚 5 | GND — Ground |
| 引脚 6 | A — Non-inverting bus pin |
| 引脚 7 | B — Inverting bus pin |
| 引脚 8 | VCC — Power supply |
典型应用
ADM3065EBRMZ-RL7 适用于 6 应用s: Industrial Automation, Building Automation, Motor Drives, Instrumentation, Security Systems, Transportation.
Industrial Automation
The ADM3065EBRMZ-RL7 is ideal for industrial automation networks where high-speed, robust communication is required. Its 50 Mbps data rate supports fast data exchange between PLCs, sensors, and actuators. The ±12 kV ESD protection ensures reliability in harsh factory environments. The wide supply voltage range (3.0 V to 5.5 V) allows integration with various logic levels. The half-duplex operation simplifies wiring, reducing installation costs. The MSOP package fits compact control modules, enabling dense PCB layouts.
推荐
Building Automation
In building automation systems, the ADM3065EBRMZ-RL7 provides reliable communication for HVAC controllers, lighting systems, and access control. Its low power consumption and wide temperature range (-40°C to +125°C) make it suitable for rooftop units and other exposed locations. The 50 Mbps data rate enables rapid updates for real-time monitoring. The robust ESD protection guards against static discharges from cabling. The compact MSOP package allows integration into small sensor nodes and thermostats.
推荐
Motor Drives
The ADM3065EBRMZ-RL7 is well-suited for motor drive systems where high-speed communication between the drive and controller is critical. Its 50 Mbps data rate supports real-time control loops, while the ±12 kV ESD protection withstands electrical noise from motor cables. The wide supply range accommodates 3.3 V or 5 V logic. The half-duplex interface reduces cabling in multi-axis systems. The MSOP package fits within the drive's control board, saving space.
推荐
Instrumentation
For test and measurement equipment, the ADM3065EBRMZ-RL7 offers high-speed data transfer and robust ESD protection, ensuring accurate and reliable communication. The 50 Mbps data rate allows fast data logging and remote control. The wide supply range and low power consumption are beneficial for portable instruments. The MSOP package is ideal for compact designs. The device's thermal shutdown protection enhances reliability in demanding measurement environments.
推荐
Security Systems
In security and surveillance systems, the ADM3065EBRMZ-RL7 enables reliable communication between cameras, sensors, and control panels. Its high data rate supports video and metadata transmission. The ±12 kV ESD protection is crucial for outdoor installations. The wide temperature range ensures operation in extreme climates. The half-duplex interface simplifies wiring in daisy-chained configurations. The compact MSOP package fits within camera housings and sensor modules.
推荐
Transportation
The ADM3065EBRMZ-RL7 is suitable for transportation systems such as railway signaling and vehicle-to-infrastructure communication. Its robust ESD protection and wide temperature range meet the demands of outdoor and mobile environments. The 50 Mbps data rate supports high-bandwidth applications like video surveillance on trains. The half-duplex operation reduces cabling weight. The MSOP package is ideal for space-constrained electronic control units.
推荐
推荐产品汇总
工程参考数据： ADM3065EBRMZ-RL7 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | ADM3065EBRMZ-R7 | ADM3065EBRMZ | ADM3066EBRMZ | ADM3065EARZ | MAX3485EESA+T | SN65HVD72DR |
|---|---|---|---|---|---|---|---|
| Package | 8-lead MSOP | 8-lead MSOP | 8-lead MSOP | 8-lead MSOP | 8-lead SOIC_N | 8-lead SOIC_N | 8-lead SOIC_N |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Maxim Integrated | Texas Instruments |
| Data Rate | 50 Mbps | 50 Mbps | 50 Mbps | 50 Mbps | 50 Mbps | 10 Mbps | 20 Mbps |
| Duplex | Half | Half | Half | Full | Half | Half | Half |
| ESD Protection | ±12 kV IEC | ±12 kV IEC | ±12 kV IEC | ±12 kV IEC | ±12 kV IEC | ±8 kV HBM | ±16 kV HBM |
| Supply Voltage Range | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Operating Temperature Range | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +85°C | -40°C to +125°C |
| Pin Compatibility | Reference | Pin-compatible | Pin-compatible | Pin-compatible | Not pin-compatible (different package) | Not pin-compatible (different package) | Not pin-compatible (different package) |
关键差异点
- Higher data rate (50 Mbps) compared to many alternatives （对比 MAX3485EESA+T)
- Superior ESD protection (±12 kV IEC) （对比 SN65HVD72DR)
- Wider supply voltage range (3.0 V to 5.5 V) （对比 MAX3485EESA+T)
设计说明
Place the ADM3065EBRMZ-RL7 close to the bus connector to minimize trace length and reduce EMI. Use a solid ground plane beneath the device and route the A and B lines as a differential pair with controlled impedance (typically 120 Ω). Add 120 Ω termination resistors at both ends of the bus to prevent signal reflections. Keep the RE and DE pins properly biased to avoid unintended bus contention.
Decouple the VCC pin with a 0.1 µF ceramic capacitor placed as close as possible to the pin, and a 10 µF bulk capacitor nearby. The ADM3065EBRMZ-RL7 operates from 3.0 V to 5.5 V, so ensure the supply is stable and within this range. For noisy industrial supplies, consider adding a ferrite bead in series with VCC to filter high-frequency noise.
Do not exceed the absolute maximum ratings, especially the bus pin voltage relative to GND. The ±12 kV ESD protection is for IEC 61000-4-2, but it does not protect against continuous overvoltage. Ensure proper grounding and avoid ground loops. When using the device in half-duplex mode, ensure only one driver is active at a time to prevent bus contention. Use the RE and DE pins to control direction.
合规信息
RoHS compliant per Analog Devices product page. Other compliance data not explicitly stated in the provided sources.
