Overview
The LTC2341IUH-16 is a dual, 16-bit, successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the SoftSpan™ ADC family, known for its wide input common mode range and high signal flexibility. The LTC2341IUH-16 operates from a 5V supply and features differential inputs that can be independently configured to accept various signal ranges, including ±4.096V, 0V to 4.096V, ±2.048V, or 0V to 2.048V. This ADC is designed for applications requiring wide dynamic range and low noise, making it an ideal choice for various industrial and medical applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | 16 bits | |||
| Sample Rate | 666 ksps/ch | |||
| Supply Voltage (VDD) | 4.75 | 5.00 | 5.25 | V |
| Supply Voltage (OVDD) | 1.71 | 5.25 | V | |
| Analog Input Voltage Range | ±4.096V, 0V to 4.096V, ±2.048V, 0V to 2.048V | V | ||
| Integral Nonlinearity (INL) | ±1.25 LSB | |||
| Signal-to-Noise Ratio (SNR) | 93.4 dB | |||
| Common Mode Rejection Ratio (CMRR) | 105 dB | |||
| Operating Temperature Range | -40°C | 85°C | °C | |
| Package Type | 32-Lead QFN (5mm x 5mm x 0.75mm w/ EP) | |||
Key Features
- Dual-channel simultaneous sampling SAR ADC with 16-bit resolution and 666 ksps/ch sample rate.
- Differential inputs with wide common mode range, allowing direct digitization of various signals.
- Independently configurable input ranges: ±4.096V, 0V to 4.096V, ±2.048V, or 0V to 2.048V on a conversion-by-conversion basis.
- Low noise performance with ±1.25 LSB INL and 93.4 dB SNR.
- No missing codes at 16 bits.
- Pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces, with optional one or two lanes of data output in CMOS mode.
- Internal reference and buffer, with the option to disable one channel to increase throughput on the other channel).
Applications
The LTC2341IUH-16 is suitable for a variety of applications that require high precision and wide dynamic range, including:
- Industrial process control and monitoring systems.
- Medical devices such as diagnostic equipment and patient monitoring systems.
- Aerospace and defense applications requiring high reliability and precision.
- Automotive systems, particularly those involving sensor data acquisition.
- Test and measurement equipment.
Q & A
- What is the resolution and sample rate of the LTC2341IUH-16 ADC?
The LTC2341IUH-16 has a 16-bit resolution and a sample rate of 666 ksps per channel.
- What are the available input voltage ranges for the LTC2341IUH-16?
The input voltage ranges include ±4.096V, 0V to 4.096V, ±2.048V, and 0V to 2.048V.
- What is the common mode rejection ratio (CMRR) of the LTC2341IUH-16?
The CMRR is 105 dB.
- What are the supported serial interfaces for the LTC2341IUH-16?
The device supports pin-selectable SPI CMOS (1.8V to 5V) and LVDS serial interfaces.
- Can the LTC2341IUH-16 operate in different temperature ranges?
Yes, it operates from -40°C to 85°C.
- What is the package type of the LTC2341IUH-16?
The package type is a 32-Lead QFN (5mm x 5mm x 0.75mm w/ EP).
- Does the LTC2341IUH-16 have an internal reference and buffer?
Yes, it includes an internal reference and buffer.
- Can one channel be disabled to increase throughput on the other channel?
Yes, one channel can be disabled to increase throughput on the other channel.
- What is the signal-to-noise ratio (SNR) of the LTC2341IUH-16?
The SNR is 93.4 dB.
- Does the LTC2341IUH-16 have any missing codes at 16 bits?
No, there are no missing codes at 16 bits.
