Overview
The LTC1098LIS8#PBF is a micropower, 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC1098 series, which includes successive approximation ADCs with sample-and-hold capabilities. It is designed for low-power applications and features a software-selectable 2-channel multiplexer, making it versatile for various data acquisition tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8 bits |
| Supply Current | 80μA (during conversion), 1nA (in shutdown) |
| Supply Voltage | 2.65V to 5V |
| Conversion Time | 16μs |
| Sample Rate | 33kHz |
| Total Unadjusted Error | ±0.5LSB over temperature |
| Package Type | 8-Lead SOIC (Narrow 0.15 Inch) |
| Operating Temperature Range | –40°C to 85°C |
| Storage Temperature Range | –65°C to 150°C |
| Power Dissipation | 500mW |
Key Features
- Micropower consumption: 80μA during conversion and 1nA in shutdown.
- Software-selectable 2-channel multiplexer.
- Sample-and-hold circuitry.
- Switched-capacitor, successive approximation ADC architecture.
- Direct 3-wire interface to most microprocessor serial ports and all microprocessor parallel I/O ports.
- High impedance analog inputs, allowing direct connection to sensors and transducers.
- Operates with reduced spans (below 1V full scale).
Applications
- Battery-operated systems.
- Remote data acquisition.
- Battery monitoring and gas gauges.
- Temperature measurement.
- Ratiometric applications.
Q & A
- What is the resolution of the LTC1098LIS8#PBF? The resolution is 8 bits.
- What is the typical supply current during conversion and in shutdown? The supply current is 80μA during conversion and 1nA in shutdown.
- What are the available supply voltage ranges for this ADC? The supply voltage ranges from 2.65V to 5V.
- How long does a conversion take? The conversion time is 16μs.
- What is the sample rate of the LTC1098LIS8#PBF? The sample rate is 33kHz.
- What is the total unadjusted error over temperature? The total unadjusted error is ±0.5LSB over temperature.
- In what package is the LTC1098LIS8#PBF available? It is available in an 8-Lead SOIC (Narrow 0.15 Inch) package.
- What is the operating temperature range of this device? The operating temperature range is –40°C to 85°C.
- Can the LTC1098LIS8#PBF be used in ratiometric applications? Yes, it can be used in ratiometric applications.
- Does the LTC1098LIS8#PBF have a built-in multiplexer? Yes, it has a software-selectable 2-channel multiplexer.
