Overview
The LTC2328HMS-18#TRPBF is a high-performance, 18-bit successive approximation register (SAR) analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is designed for precision data acquisition applications, offering a wide dynamic range and low noise performance. It operates from a single 5V supply and features pseudo-differential inputs with a true bipolar input range of ±10.24V, making it ideal for high voltage applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 18 bits |
| Number of Channels | 1 Channel |
| Sampling Rate | 1 MS/s |
| Analog Supply Voltage | 5 V |
| Input Type | Pseudo-Differential |
| Architecture | SAR (Successive Approximation Register) |
| Reference Type | Internal |
| Reference Voltage | 2.048V (temperature compensated) |
| Input Range | ±10.24V true bipolar |
| Signal-to-Noise Ratio (SNR) | 95dB (typical at f = 2kHz) |
| Total Harmonic Distortion (THD) | 111dB (typical at f = 2kHz) |
| Integral Nonlinearity (INL) | ±5LSB maximum |
| Differential Nonlinearity (DNL) | 0.1 LSB |
| Operating Temperature | -40°C to 125°C |
| Package / Case | 16-Lead MSOP |
| Power Dissipation | 50mW (typical), 300μW in sleep mode |
| Serial Interface | SPI-compatible, supports 1.8V, 2.5V, 3.3V, and 5V logic |
Key Features
- High-speed, low-power operation with 1 MS/s sampling rate
- Pseudo-differential inputs with ±10.24V true bipolar input range
- Onboard single-shot capable reference buffer with low drift (20ppm/°C max) 2.048V temperature compensated reference
- High speed SPI-compatible serial interface with daisy-chain mode, supporting 1.8V, 2.5V, 3.3V, and 5V logic
- No pipeline delay, no cycle latency
- Internal conversion clock, easing external timing considerations
- Low power dissipation: 50mW typical, 300μW in sleep mode
- Compact 16-Lead MSOP package
Applications
- High speed data acquisition
- Industrial process control
- Portable or compact instrumentation
- Programmable logic controllers
- Medical imaging and industrial control systems requiring high resolution and fast sampling rates
Q & A
- What is the resolution of the LTC2328HMS-18#TRPBF ADC?
The LTC2328HMS-18#TRPBF has a resolution of 18 bits.
- What is the sampling rate of the LTC2328HMS-18#TRPBF?
The sampling rate is 1 MS/s.
- What is the input range of the LTC2328HMS-18#TRPBF?
The input range is ±10.24V true bipolar.
- What type of serial interface does the LTC2328HMS-18#TRPBF support?
The device supports a high speed SPI-compatible serial interface with daisy-chain mode.
- What is the power dissipation of the LTC2328HMS-18#TRPBF?
The typical power dissipation is 50mW, and it reduces to 300μW in sleep mode.
- What is the operating temperature range of the LTC2328HMS-18#TRPBF?
The operating temperature range is -40°C to 125°C.
- What type of package does the LTC2328HMS-18#TRPBF come in?
The device comes in a 16-Lead MSOP package.
- Does the LTC2328HMS-18#TRPBF have an internal reference?
Yes, it has an onboard single-shot capable reference buffer with a 2.048V temperature compensated reference.
- What are some typical applications of the LTC2328HMS-18#TRPBF?
Typical applications include high speed data acquisition, industrial process control, portable or compact instrumentation, and programmable logic controllers.
- How does the LTC2328HMS-18#TRPBF manage power consumption during inactive periods?
The device has a sleep mode that reduces power consumption to 300μW for further power savings during inactive periods.
