Analog Devices Inc. LTC2497IUHF#PBF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.78 | $9.78 |
| 15+ | $9.47 | $142.05 |
| 25+ | $9.26 | $231.50 |
| 50+ | $8.75 | $437.50 |
| 100+ | $7.72 | $772.00 |
| N+ | $1.54 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | |
| Packaging | Tube | |
| Number of Bits | 16 |
| Sampling Rate (Per Second) | 7.5 |
| Number of Inputs | 8, 16 |
| Input Type | Differential, Single Ended |
| Data Interface | I2C |
| Configuration | MUX-ADC |
| Ratio - S/H:ADC | - |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External |
| Voltage - Supply, Analog | 2.7V ~ 5.5V |
| Voltage - Supply, Digital | 2.7V ~ 5.5V |
| Features | PGA, Selectable Address |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Grade | - |
| Qualification | - |
| Package / Case | 38-WFQFN Exposed Pad |
| Supplier Device Package | 38-QFN (5x7) |
| ROHS |
The LTC2497IUHF#PBF from Analog Devices is a 16-bit, 7.5 SPS delta-sigma ADC with a versatile 8/16-channel input multiplexer. Its I2C interface supports multiple device addressing, making it easy to expand channel counts in a system. The external reference allows for flexible, ratiometric measurement configurations. Packaged in a compact 38-WFQFN with exposed pad, this ADC is designed for multi-sensor data acquisition, industrial monitoring, and portable instrumentation where low power and high channel density are essential.
- High Channel Count: 16 single-ended or 8 differential inputs in a small package, maximizing flexibility for multi-sensor systems.
- I2C Interface: Simplifies system integration with standard 2-wire communication and supports up to 8 device addresses for channel expansion.
- Low Power Operation: Ideal for battery-powered devices, with power consumption scaling with sampling rate.
- External Reference: Enables ratiometric measurements, improving accuracy in bridge-type sensor applications.
- Compact Package: 38-WFQFN with exposed pad offers excellent thermal performance and space savings.
Multi-Sensor Monitoring Systems
The LTC2497IUHF#PBF's 16 single-ended input channels allow a single ADC to monitor a large array of sensors, such as temperature, humidity, and pressure sensors in building automation systems, reducing component count and cost.
Battery-Operated Data Loggers
With a low sampling rate of 7.5 SPS and low power consumption, this ADC is ideal for battery-powered data loggers that periodically sample environmental data over extended periods.
Industrial Process Control
The I2C interface simplifies daisy-chaining multiple ADCs in industrial control systems. The 16-bit resolution ensures accurate monitoring of analog process variables like flow and level.
Medical Patient Monitoring
In multi-parameter patient monitors, the LTC2497 can digitize signals from various sensors (temperature, SpO2, respiration) with sufficient precision, while the I2C bus minimizes wiring complexity.
Solar Panel String Monitoring
The 16 single-ended channels are perfect for monitoring voltage and current from multiple solar panel strings in a photovoltaic system, enabling efficient power management and fault detection.
Precision Instrumentation
The external reference input allows for ratiometric measurements in precision instruments, ensuring that measurements are independent of power supply variations.
- Q: What is the LTC2497IUHF#PBF?
- A: It is a 16-bit, 7.5 SPS, delta-sigma analog-to-digital converter with an 8/16-channel input multiplexer and I2C interface.
- Q: What is the resolution and sampling rate?
- A: The ADC provides 16-bit resolution with a maximum sampling rate of 7.5 SPS, optimized for low-speed, high-accuracy measurements.
- Q: How many input channels are available?
- A: It supports 8 differential or 16 single-ended input channels, configurable via the I2C interface.
- Q: What digital interface does it use?
- A: The device uses an I2C serial interface, allowing multiple devices on the same bus with selectable addresses.
- Q: What is the architecture?
- A: It uses a delta-sigma (MUX-ADC) architecture with an external reference, providing excellent noise performance.
- Q: What package is it available in?
- A: It comes in a 38-pin WFQFN package with an exposed pad for improved thermal performance.
- Q: What is the LTC2497IUHF#PBF?
- A: It is a 16-bit, 7.5 SPS, delta-sigma analog-to-digital converter with an 8/16-channel input multiplexer and I2C interface.
- Q: What is the resolution and sampling rate?
- A: The ADC provides 16-bit resolution with a maximum sampling rate of 7.5 SPS, optimized for low-speed, high-accuracy measurements.
- Q: How many input channels are available?
- A: It supports 8 differential or 16 single-ended input channels, configurable via the I2C interface.
- Q: What digital interface does it use?
- A: The device uses an I2C serial interface, allowing multiple devices on the same bus with selectable addresses.
- Q: What is the architecture?
- A: It uses a delta-sigma (MUX-ADC) architecture with an external reference, providing excellent noise performance.
- Q: What package is it available in?
- A: It comes in a 38-pin WFQFN package with an exposed pad for improved thermal performance.

LTC2497IUHF#PBF.pdf