Overview
The LTC2337IMS-18#TRPBF is an 18-bit, high-speed successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-voltage applications requiring a wide dynamic range. It operates from a single 5V supply and features a ±10.24V true bipolar input range, making it ideal for various high-voltage applications. The LTC2337-18 is known for its low noise and high speed, achieving a throughput of 500ksps with no cycle latency.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 18 bits |
| Sampling Rate | 500 ksps |
| Input Range | ±10.24V true bipolar |
| Supply Voltage | 5V |
| Integral Nonlinearity (INL) | ±4 LSB maximum |
| Signal-to-Noise Ratio (SNR) | 100 dB |
| Reference Voltage | 2.048V (temperature-compensated) |
| Reference Drift | 20 ppm/°C maximum |
| Power Consumption | 35 mW |
| Interface | SPI-compatible serial interface (1.8V, 2.5V, 3.3V, 5V logic) |
| Package | 16-Lead MSOP |
| Operating Temperature | –40°C to 85°C |
Key Features
- Low noise and high speed operation with 500 ksps throughput and no cycle latency.
- Onboard single-shot capable reference buffer and low drift (20 ppm/°C max) 2.048V temperature-compensated reference.
- Fully differential inputs to maximize signal swing and provide ESD protection.
- SPI-compatible serial interface supporting 1.8V, 2.5V, 3.3V, and 5V logic with daisy-chain mode.
- Automatic nap mode between conversions to reduce power consumption.
- Internal oscillator for setting conversion time, simplifying external timing considerations.
Applications
The LTC2337IMS-18#TRPBF is suitable for a wide range of high-speed and high-voltage applications, including:
- Industrial process control and monitoring.
- Medical devices requiring high precision and low noise.
- Aerospace and defense systems needing robust and reliable ADCs.
- Automotive systems, especially those involving high-voltage sensing.
- Test and measurement equipment requiring high accuracy and speed.
Q & A
- What is the resolution of the LTC2337IMS-18#TRPBF ADC?
The resolution of the LTC2337IMS-18#TRPBF is 18 bits.
- What is the sampling rate of the LTC2337IMS-18#TRPBF?
The sampling rate is 500 ksps.
- What is the input voltage range of the LTC2337IMS-18#TRPBF?
The input voltage range is ±10.24V true bipolar.
- What is the supply voltage for the LTC2337IMS-18#TRPBF?
The supply voltage is 5V.
- What is the signal-to-noise ratio (SNR) of the LTC2337IMS-18#TRPBF?
The SNR is 100 dB.
- Does the LTC2337IMS-18#TRPBF have an onboard reference buffer?
Yes, it has an onboard single-shot capable reference buffer.
- What is the power consumption of the LTC2337IMS-18#TRPBF?
The power consumption is 35 mW.
- What type of interface does the LTC2337IMS-18#TRPBF use?
The LTC2337IMS-18#TRPBF uses an SPI-compatible serial interface.
- What is the operating temperature range of the LTC2337IMS-18#TRPBF?
The operating temperature range is –40°C to 85°C.
- What package type is the LTC2337IMS-18#TRPBF available in?
The LTC2337IMS-18#TRPBF is available in a 16-Lead MSOP package.
