Overview
The LTC1858CG#TRPBF is a high-performance, 8-channel analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the SoftSpan™ series, known for its versatility and low power consumption. The LTC1858CG#TRPBF features a 14-bit resolution and a sampling rate of 100 kSPS, making it suitable for a wide range of applications that require precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | LTC1858CG#TRPBF |
| Manufacturer | Analog Devices Inc. |
| Description | 14 Bit Analog to Digital Converter 8 Input 1 SAR 28-SSOP |
| Resolution | 14 bits |
| Number of Channels | 8 |
| Sampling Rate | 100 kSPS |
| Analog Supply Voltage | 5 V |
| Digital Supply Voltage | 5 V |
| Input Type | Differential, Single-Ended |
| Reference Type | Internal, External |
| Package / Case | 28-SSOP |
| Operating Temperature | 0°C ~ 70°C |
| Power Dissipation | 40 mW (Typ) |
| Data Interface | SPI |
| Architecture | SAR (Successive Approximation Register) |
Key Features
- Software-Programmable Input Ranges: The LTC1858CG#TRPBF can be programmed for input spans of 0V to 5V, 0V to 10V, ±5V, or ±10V.
- Low Power Consumption: The device operates with a low power dissipation of 40 mW (typical) and features two user-selectable power shutdown modes (Nap and Sleep).
- High Performance Sample-and-Hold and Precision Reference: Minimizes the need for external components.
- Fault Protection: All channels are protected to ±25V, ensuring that a fault condition on any channel does not affect the conversion result of the selected channel.
- Flexible Input Configuration: The 8-channel multiplexer can be programmed for single-ended inputs or pairs of differential inputs or combinations of both.
- Internal Synchronized Clock: The internal clock is trimmed for a maximum conversion time of 5 µs.
- SPI/MICROWIRE Compatible Serial I/O: Facilitates easy connection to FIFOs, DSPs, and microprocessors.
Applications
- Industrial Control Systems: The LTC1858CG#TRPBF is suitable for applications requiring precise analog-to-digital conversion in industrial environments.
- Medical Devices: Its high resolution and fast sampling rate make it ideal for medical imaging and diagnostic equipment.
- Automotive Systems: The device can be used in various automotive applications where robust and accurate analog-to-digital conversion is necessary.
- Test and Measurement Equipment: The LTC1858CG#TRPBF is used in test and measurement instruments that require high precision and reliability.
Q & A
- What is the resolution of the LTC1858CG#TRPBF?
The LTC1858CG#TRPBF has a resolution of 14 bits.
- How many channels does the LTC1858CG#TRPBF have?
The device has 8 channels.
- What is the sampling rate of the LTC1858CG#TRPBF?
The sampling rate is 100 kSPS.
- What are the available input ranges for the LTC1858CG#TRPBF?
The input ranges can be programmed for 0V to 5V, 0V to 10V, ±5V, or ±10V.
- Does the LTC1858CG#TRPBF have fault protection?
- What is the power dissipation of the LTC1858CG#TRPBF?
The typical power dissipation is 40 mW.
- What data interface does the LTC1858CG#TRPBF use?
The device uses an SPI (Serial Peripheral Interface) compatible serial I/O.
- What is the operating temperature range of the LTC1858CG#TRPBF?
The operating temperature range is 0°C to 70°C.
- Does the LTC1858CG#TRPBF support both single-ended and differential inputs?
- What is the architecture of the LTC1858CG#TRPBF?
The architecture is Successive Approximation Register (SAR).
