Overview
The ADM3311EARS-REEL, produced by Analog Devices Inc., is a robust and highly integrated RS-232 transceiver designed to meet the EIA-232 standard. This device operates with a single power supply ranging from 2.7V to 3.6V, making it ideal for battery-powered portable devices and applications requiring low power consumption. The ADM3311E features three drivers and five receivers, enabling multiple communication channels and full-duplex data transmission. It is particularly suited for harsh electrical environments due to its enhanced ESD protection and compatibility with various industrial and consumer applications.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Number of Drivers/Receivers | 3/5 | - | - |
| Duplex | Full | - | - |
| Receiver Hysteresis | 140 mV | - | - |
| Data Rate | Up to 460 kbps | kbps | RL = 3 kΩ to 7 kΩ, CL = 50 pF to 1000 pF, VCC = 3.0 V |
| Voltage - Supply | 2.7 V to 3.6 V | V | - |
| Operating Temperature | -40°C to 85°C | °C | - |
| Mounting Type | Surface Mount | - | - |
| Package / Case | 28-SSOP | - | - |
| ESD Protection | ±15 kV on RS-232 I/Os | kV | IEC 1000-4-2 |
Key Features
- Full RS-232 compliance with a single power supply of 2.7V to 3.6V.
- Three drivers and five receivers for multiple communication channels.
- High data rate capability up to 460 kbps.
- Enhanced ESD protection up to ±15 kV on RS-232 I/Os and CMOS I/Os (for ADM3307E).
- Low power consumption with a shutdown facility reducing power to 66 nW.
- One receiver remains active in shutdown, allowing monitoring of peripheral devices.
- 140 mV receiver hysteresis for improved noise rejection.
- Green Idle operation to minimize power consumption.
- Compatibility with the EU directive on electromagnetic compatibility.
Applications
- Data communications in industrial settings.
- Point-of-sale systems.
- Network equipment.
- Telecommunications infrastructure.
- Mobile phone handsets and data cables.
- Laptop and notebook computers.
- Printers and peripherals.
- Modems and PDAs/Hand-Held Devices/Palmtop Computers.
Q & A
- What is the operating voltage range of the ADM3311E?
The ADM3311E operates with a single power supply ranging from 2.7V to 3.6V.
- How many drivers and receivers does the ADM3311E have?
The ADM3311E features three drivers and five receivers.
- What is the maximum data rate of the ADM3311E?
The maximum data rate is up to 460 kbps.
- What level of ESD protection does the ADM3311E offer?
The ADM3311E offers ESD protection up to ±15 kV on RS-232 I/Os.
- What is the operating temperature range of the ADM3311E?
The operating temperature range is -40°C to 85°C.
- What package types are available for the ADM3311E?
The ADM3311E is available in a 28-SSOP package.
- Does the ADM3311E support full-duplex data transmission?
Yes, the ADM3311E supports full-duplex data transmission.
- What is the purpose of the shutdown facility in the ADM3311E?
The shutdown facility reduces power consumption to 66 nW and allows one receiver to remain active for monitoring peripheral devices.
- Is the ADM3311E suitable for automotive applications?
Yes, the ADM3311E is qualified for automotive applications.
- What is the receiver hysteresis of the ADM3311E?
The receiver hysteresis is 140 mV, which improves noise rejection.
