Overview
The LTC2498HUHF#PBF is a high-precision 24-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC2498 series, known for its advanced features and high accuracy. The LTC2498HUHF#PBF is designed to offer exceptional performance in various applications requiring precise analog-to-digital conversion.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 24 bits |
| Number of Channels | 8 differential / 16 single-ended |
| Conversion Rate | 15 samples per second (S/s) |
| Input Type | Differential / Single-ended |
| Converter Type | Sigma-Delta (ΔΣ) |
| Package | 38-Lead QFN (5mm x 7mm w/ EP) |
| Operating Voltage | 2.7 V to 5.5 V |
| Operating Temperature | -40°C to +85°C |
| Integral Non-Linearity (INL) | 2 ppm |
| Offset Error | 1 ppm |
| Full-Scale Error | 25 ppm |
| Offset Drift | 10 nV/°C |
Key Features
- Easy Drive Technology: Patented sampling scheme that eliminates dynamic input current errors and the shortcomings of on-chip buffering through automatic cancellation of differential input current.
- High Accuracy Temperature Sensor: Integrated temperature sensor with 1/30th °C resolution and 2°C absolute accuracy.
- Wide Common Mode Input Range: Allows input signals from 0V to VCC, independent of the reference voltage.
- Auto Calibration: Continuously removes offset and drift associated with external amplifiers.
- Flexible Input Configuration: Any combination of single-ended or differential inputs can be selected, with the first conversion after a new channel selection being valid.
Applications
The LTC2498HUHF#PBF is suitable for a variety of applications that require high-precision analog-to-digital conversion, such as:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- High-precision measurement and data acquisition systems.
- Environmental monitoring and sensing applications.
Q & A
- What is the resolution of the LTC2498HUHF#PBF ADC?
The LTC2498HUHF#PBF has a resolution of 24 bits. - How many channels does the LTC2498HUHF#PBF support?
The device supports 8 differential or 16 single-ended channels. - What is the conversion rate of the LTC2498HUHF#PBF?
The conversion rate is 15 samples per second (S/s). - What type of converter is the LTC2498HUHF#PBF?
The LTC2498HUHF#PBF is a Sigma-Delta (ΔΣ) ADC. - What is the operating voltage range of the LTC2498HUHF#PBF?
The operating voltage range is from 2.7 V to 5.5 V. - What is the package type of the LTC2498HUHF#PBF?
The device comes in a 38-Lead QFN (5mm x 7mm w/ EP) package. - Does the LTC2498HUHF#PBF have an integrated temperature sensor?
Yes, it includes a high accuracy temperature sensor with 1/30th °C resolution and 2°C absolute accuracy. - What is the common mode input range of the LTC2498HUHF#PBF?
The common mode input range is from 0V to VCC, independent of the reference voltage. - Can the LTC2498HUHF#PBF be used with external amplifiers?
Yes, the device allows optional external amplifiers to be shared between all analog inputs, with auto calibration to remove associated offset and drift. - What are some typical applications of the LTC2498HUHF#PBF?
Typical applications include industrial automation, medical devices, aerospace and defense systems, high-precision measurement, and environmental monitoring.
