Overview
The LTC1865IMS#PBF is a 16-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the LTC1864/LTC1865 family, which offers high precision and low power consumption, making it suitable for a variety of applications requiring compact, high-speed data acquisition. The LTC1865IMS#PBF operates on a single 5V supply and is available in a 10-lead MSOP package.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sample Rate | 250 ksps |
| Supply Voltage | 5V |
| Supply Current | 850 µA at 250 ksps, 2 µA at 1 ksps |
| Package Type | 10-Lead MSOP |
| Operating Temperature Range | -40°C to 85°C (or up to 125°C for certain versions) |
| Analog Input Type | Software-selectable 2-channel MUX (LTC1865), differential analog input (LTC1864) |
| Reference Pin | Adjustable reference pin |
| Serial I/O | SPI/MICROWIRE compatible |
Key Features
- High precision 16-bit ADC with a sample rate of 250 ksps.
- Low power consumption: 850 µA at 250 ksps, reducing to 2 µA at 1 ksps due to automatic power-down between conversions.
- Single 5V supply operation.
- Available in 10-lead MSOP and 8-lead SOIC packages.
- Software-selectable 2-channel MUX (LTC1865) and adjustable reference pin.
- True differential inputs and high impedance analog inputs.
- SPI/MICROWIRE compatible serial I/O.
- Guaranteed operation up to 125°C for certain versions.
Applications
- High-speed data acquisition systems.
- Portable or compact instrumentation.
- Low power battery-operated instrumentation.
- Isolated and/or remote data acquisition systems.
- Ratiometric applications or applications with external references.
Q & A
- What is the resolution of the LTC1865IMS#PBF ADC?
The LTC1865IMS#PBF has a resolution of 16 bits. - What is the maximum sample rate of the LTC1865IMS#PBF?
The maximum sample rate is 250 ksps. - What is the supply voltage for the LTC1865IMS#PBF?
The supply voltage is 5V. - How much current does the LTC1865IMS#PBF consume at 250 ksps?
The supply current is 850 µA at 250 ksps. - What type of package is the LTC1865IMS#PBF available in?
The LTC1865IMS#PBF is available in a 10-lead MSOP package. - What is the operating temperature range for the LTC1865IMS#PBF?
The operating temperature range is -40°C to 85°C (or up to 125°C for certain versions). - Does the LTC1865IMS#PBF have an adjustable reference pin?
Yes, the LTC1865IMS#PBF has an adjustable reference pin. - What type of serial I/O does the LTC1865IMS#PBF support?
The LTC1865IMS#PBF supports SPI/MICROWIRE compatible serial I/O. - Can the LTC1865IMS#PBF be used in ratiometric applications?
Yes, the LTC1865IMS#PBF can be used in ratiometric applications or with external references. - Is the LTC1865IMS#PBF suitable for low power battery-operated instrumentation?
Yes, the LTC1865IMS#PBF is suitable for low power battery-operated instrumentation due to its low power consumption.
