Overview
The LTC2440IGN#TRPBF is a 24-bit high-speed differential Delta Sigma analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is renowned for its high accuracy and flexibility, making it suitable for a wide range of applications requiring precise analog-to-digital conversion. The LTC2440 uses proprietary Delta Sigma architecture, enabling variable speed and resolution with no latency. It is available in a 16-lead SSOP (Narrow 0.15 Inch) package and operates over a temperature range of -40°C to 85°C.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 24-bit |
| Conversion Speed/Resolution Combinations | 10 combinations (6.9Hz/200nV RMS to 3.5kHz/25µV RMS) |
| Integral Nonlinearity (INL) | 5ppm |
| Offset Voltage | 5µV |
| Package Type | 16-Lead SSOP (Narrow 0.15 Inch) |
| Operating Temperature Range | -40°C to 85°C |
| Digital Interface | Flexible 3-wire or 4-wire digital interface |
| Power Dissipation | Dependent on conversion speed and sleep state duration (e.g., 240µA at 3.5kHz, 25µA at 7Hz output rate) |
Key Features
- High accuracy with 5ppm INL and 5µV offset voltage.
- Variable speed and resolution with no latency, allowing for ten different speed/resolution combinations.
- Simple serial interface for programming speed/resolution combinations or single-pin selection for fast or ultralow noise modes.
- Low power consumption with automatic low power sleep state after each conversion cycle.
- Flexible 3-wire or 4-wire digital interface compatible with the LTC2410.
Applications
The LTC2440IGN#TRPBF is suitable for various applications requiring high-precision analog-to-digital conversion, such as industrial automation, medical devices, data acquisition systems, and any environment where accurate and flexible ADC performance is crucial.
Q & A
- What is the resolution of the LTC2440IGN#TRPBF?
The LTC2440IGN#TRPBF has a 24-bit resolution. - What are the conversion speed/resolution combinations available?
The LTC2440 offers ten different speed/resolution combinations ranging from 6.9Hz/200nV RMS to 3.5kHz/25µV RMS. - What is the integral nonlinearity (INL) of the LTC2440IGN#TRPBF?
The INL is 5ppm. - How does the power dissipation vary with different conversion speeds?
Power dissipation varies with the conversion speed and the duration of the sleep state. For example, it draws 240µA at 3.5kHz and 25µA at a 7Hz output rate. - What type of digital interface does the LTC2440IGN#TRPBF use?
The LTC2440IGN#TRPBF uses a flexible 3-wire or 4-wire digital interface. - What is the operating temperature range of the LTC2440IGN#TRPBF?
The operating temperature range is -40°C to 85°C. - How does the LTC2440IGN#TRPBF manage power consumption?
The LTC2440 automatically enters a low power sleep state after each conversion cycle, and power dissipation can be reduced by increasing the duration of this sleep state. - What package type is the LTC2440IGN#TRPBF available in?
The LTC2440IGN#TRPBF is available in a 16-lead SSOP (Narrow 0.15 Inch) package. - Is the LTC2440IGN#TRPBF RoHS compliant?
Yes, the LTC2440IGN#TRPBF is RoHS compliant. - What are some typical applications for the LTC2440IGN#TRPBF?
Typical applications include industrial automation, medical devices, and data acquisition systems.
