Overview
The LTC2445IUHF#TRPBF is a high-performance, 24-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the LTC2444/LTC2445/LTC2448/LTC2449 family, known for their high speed and precision. The LTC2445IUHF#TRPBF features a proprietary delta-sigma architecture, enabling variable speed and resolution settings. It is designed to support a wide range of applications requiring high accuracy and speed in analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | LTC2445IUHF#TRPBF |
| Manufacturer | Analog Devices Inc. |
| Description | 24-Bit High Speed 8-/16-Channel ∆∑ ADC |
| Package / Case | 38-WFQFN Exposed Pad (5mm x 7mm) |
| Number of Bits | 24 |
| Number of Inputs | 4, 8 (differential or single-ended) |
| Input Type | Differential, Single Ended |
| Sampling Rate (Per Second) | Up to 7kHz (8kHz with external oscillator) |
| Reference Type | External |
| Operating Temperature | 0°C ~ 70°C |
| Supply Voltage (Analog/Digital) | 5V |
| Data Interface | SPI |
| Architecture | Sigma-Delta |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- High-speed, 24-bit analog-to-digital conversion with variable speed and resolution settings.
- Proprietary delta-sigma architecture for high accuracy and low noise.
- Supports up to 8 differential or single-ended input channels.
- Common mode input range from ground to VCC, independent of VREF.
- No latency between conversion results or shift in DC accuracy (offset, full-scale, linearity, drift).
- 2X speed mode enabling output rates up to 7kHz (8kHz with external oscillator).
- Internal reset after each conversion to eliminate memory effects and ensure stability of the high-order delta-sigma modulator.
- SPI data interface for easy communication.
Applications
- Industrial automation and control systems.
- Medical devices requiring high precision and speed in data acquisition.
- Aerospace and defense applications where high accuracy and reliability are critical.
- Test and measurement equipment.
- Automotive systems, especially in advanced driver-assistance systems (ADAS).
Q & A
- What is the resolution of the LTC2445IUHF#TRPBF ADC?
The LTC2445IUHF#TRPBF is a 24-bit analog-to-digital converter.
- How many input channels does the LTC2445IUHF#TRPBF support?
The device supports up to 8 differential or single-ended input channels.
- What is the maximum sampling rate of the LTC2445IUHF#TRPBF?
The maximum sampling rate is up to 7kHz (8kHz with an external oscillator).
- What type of architecture does the LTC2445IUHF#TRPBF use?
The device uses a proprietary delta-sigma architecture.
- Is the LTC2445IUHF#TRPBF RoHS compliant?
- What is the operating temperature range of the LTC2445IUHF#TRPBF?
The operating temperature range is from 0°C to 70°C.
- What data interface does the LTC2445IUHF#TRPBF use?
The device uses an SPI data interface.
- Does the LTC2445IUHF#TRPBF have any latency between conversion results?
No, there is no latency between conversion results or shift in DC accuracy.
- Can the LTC2445IUHF#TRPBF be used in high-speed applications?
- What is the package type of the LTC2445IUHF#TRPBF?
The device comes in a 38-WFQFN Exposed Pad package (5mm x 7mm).
