Overview
The ADN4691EBRZ is a multipoint, low-voltage differential signaling (M-LVDS) transceiver produced by Analog Devices Inc. This device is designed to operate at high speeds of up to 200 Mbps (100 MHz) and is suitable for both half- and full-duplex communication. It adheres to the TIA/EIA-899 standard for M-LVDS and is an excellent choice for applications requiring high-speed data transmission over multipoint networks.
Key Specifications
| Parameter | Value | Description |
|---|---|---|
| Operating Voltage | 3.3 V | The voltage at which the device operates. |
| Data Rate | Up to 200 Mbps (100 MHz) | The maximum data transfer rate of the transceiver. |
| Duplex Mode | Half- and Full-Duplex | The device can operate in both half- and full-duplex modes. |
| Package Type | 8-lead SOIC (ADN4691E) | The physical package of the device for half-duplex operation. |
| Operating Temperature Range | −40°C to +85°C | The temperature range within which the device can operate. |
| ESD Protection | ±15 kV HBM, ±8 kV HBM (contact discharge), ±10 kV IEC 61000-4-2 | The level of electrostatic discharge protection provided by the device. |
| Differential Input Threshold Voltage | −50 mV to +50 mV (Type 1 Receiver) | The voltage range at which the receiver detects the bus state. |
| Common-Mode Voltage Range | −1 V to +3.4 V | The range of common-mode voltages over which the receiver can operate. |
Key Features
- High-Speed Operation: The ADN4691EBRZ operates at speeds of up to 200 Mbps (100 MHz), making it suitable for high-speed data transmission applications.
- Multipoint Capability: The device supports multipoint communication, allowing it to connect multiple nodes on a single bus.
- Glitch-Free Power-Up/Power-Down: Ensures smooth transition during power-up and power-down on the M-LVDS bus.
- Enhanced ESD Protection: Provides robust electrostatic discharge protection up to ±15 kV HBM and ±10 kV IEC 61000-4-2.
- Compliance with Standards: Adheres to the TIA/EIA-899 standard for M-LVDS and complements TIA/EIA-644 LVDS devices.
- Fail-Safe Operation: Type 1 receivers have 25 mV of hysteresis, and Type 2 receivers have an offset threshold, ensuring stable output states during bus-idle or open-circuit conditions.
Applications
- Backplane and Cable Multipoint Data Transmission: Ideal for high-speed data transmission over backplanes and cables in multipoint networks.
- Multipoint Clock Distribution: Suitable for distributing clock signals across multiple nodes in a network.
- Low Power, High Speed Alternative to RS-485 Links: Offers a low-power, high-speed alternative to shorter RS-485 links.
- Networking and Wireless Base Station Infrastructure: Used in networking and wireless base station infrastructure where high-speed data transmission is required.
Q & A
- What is the maximum data rate of the ADN4691EBRZ?
The ADN4691EBRZ operates at speeds of up to 200 Mbps (100 MHz).
- What are the operating voltage and temperature range of the ADN4691EBRZ?
The device operates at 3.3 V and has an operating temperature range of −40°C to +85°C.
- What type of ESD protection does the ADN4691EBRZ offer?
The device provides ESD protection up to ±15 kV HBM, ±8 kV HBM (contact discharge), and ±10 kV IEC 61000-4-2.
- What are the key differences between Type 1 and Type 2 receivers in the ADN4691EBRZ?
Type 1 receivers have 25 mV of hysteresis, while Type 2 receivers have an offset threshold for bus-idle and open-circuit fail-safe operation.
- What are the common applications of the ADN4691EBRZ?
The device is used in backplane and cable multipoint data transmission, multipoint clock distribution, low power alternatives to RS-485 links, and networking and wireless base station infrastructure.
- Does the ADN4691EBRZ support half- and full-duplex operation?
Yes, the device supports both half- and full-duplex operation.
- What is the common-mode voltage range of the ADN4691EBRZ receiver?
The receiver operates over a common-mode voltage range of −1 V to +3.4 V.
- What package types are available for the ADN4691EBRZ?
The device is available in 8-lead SOIC packages for half-duplex operation and 14-lead SOIC packages for full-duplex operation.
- Does the ADN4691EBRZ adhere to any specific standards?
Yes, it adheres to the TIA/EIA-899 standard for M-LVDS and complements TIA/EIA-644 LVDS devices.
- How does the ADN4691EBRZ handle power-up and power-down transitions?
The device ensures glitch-free power-up and power-down transitions on the M-LVDS bus.
