Overview
The ADM236LJR-REEL is a high-performance RS-232 driver/receiver integrated circuit produced by Analog Devices Inc. This component is part of the ADM2xxL family, designed to meet the EIA-232-E specifications using a single 5 V supply. It features a quad transmitter and triple receiver configuration, making it suitable for various serial communication applications. The ADM236LJR-REEL is particularly useful in scenarios where low power consumption and reliable data transmission are critical, such as in battery-powered equipment and space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package | 24-SOIC (0.295", 7.50mm Width) |
| Description | Quad Transmitter Triple Receiver RS-232 |
| Mounting Type | Surface Mount |
| Protocol | RS232 |
| Number of Drivers/Receivers | 4/3 |
| Voltage - Supply | 4.5V ~ 5.5V |
| ESD Protection | Yes |
| Low Power Shutdown | < 5 µW |
| Propagation Delay | 0.3 µs |
| Output Resistance | 300 Ω |
| RS-232 Output Short-Circuit Current | ±10 mA |
Key Features
- Quad transmitter and triple receiver configuration for robust serial communication.
- Operates from a single 5 V supply, integrating step-up voltage converters to meet EIA-232-E specifications.
- Low power shutdown mode reducing power dissipation to less than 5 µW, ideal for battery-powered equipment.
- Internal 400 kΩ pull-up resistors on each TTL/CMOS input and 5 kΩ pull-down resistors on each RS-232 input.
- ESD protection for enhanced reliability.
- Small 1 µF capacitors required for operation, reducing the need for external components.
- Latch-up free operation.
Applications
- Computers and peripherals.
- Modems and printers.
- Industrial instruments and control systems.
- Battery-powered equipment where low power consumption is critical.
- Space-constrained designs requiring compact and reliable serial communication solutions.
Q & A
- What is the package type of the ADM236LJR-REEL?
The ADM236LJR-REEL comes in a 24-SOIC (0.295", 7.50mm Width) package.
- How many drivers and receivers does the ADM236LJR-REEL have?
The ADM236LJR-REEL features four drivers and three receivers.
- What is the voltage supply range for the ADM236LJR-REEL?
The voltage supply range is 4.5V to 5.5V.
- Does the ADM236LJR-REEL have ESD protection?
Yes, the ADM236LJR-REEL includes ESD protection.
- What is the low power shutdown current of the ADM236LJR-REEL?
The low power shutdown current is less than 5 µW.
- What are the typical applications of the ADM236LJR-REEL?
Typical applications include computers, peripherals, modems, printers, and industrial instruments.
- Does the ADM236LJR-REEL require external voltage converters?
No, it integrates internal charge pump voltage converters to operate from a single 5 V supply.
- What is the propagation delay of the ADM236LJR-REEL?
The propagation delay is 0.3 µs.
- What is the output resistance of the ADM236LJR-REEL?
The output resistance is 300 Ω.
- Is the ADM236LJR-REEL latch-up free?
Yes, the ADM236LJR-REEL is latch-up free.
