Overview
The LTC2452IDDB#TRPBF is a highly integrated, ultra-tiny, 16-bit delta-sigma analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for space-constrained applications and features a compact 8-pin DFN package. It operates on a single supply voltage ranging from 2.7V to 5.5V and communicates through an SPI interface. The LTC2452 is known for its low power consumption and high integration, making it suitable for a variety of precision data acquisition tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Brand | Analog Devices |
| Package / Case | 8-Lead DFN (3mm x 2mm w/ EP) |
| Resolution | 16 bit |
| Number of Channels | 1 Channel |
| Sampling Rate | 60 S/s |
| Analog Supply Voltage | 2.7 V to 5.5 V |
| Digital Supply Voltage | 2.7 V to 5.5 V |
| Operating Temperature | -40°C ~ 85°C |
| Power Dissipation | 2.4 mW |
| DNL - Differential Nonlinearity | 1 LSB |
| INL - Integral Nonlinearity | 1 LSB |
| Data Interface | SPI |
| Shutdown | Yes |
Key Features
- Ultra-Tiny Package: Available in an 8-pin DFN (3mm x 2mm w/ EP) or TSOT-23 package, making it ideal for space-constrained designs.
- Low Power Consumption: Operates at a low power dissipation of 2.4 mW and can enter a sleep mode to reduce supply current to less than 0.2μA.
- Delta-Sigma Architecture: Uses a delta-sigma modulator as the converter core, ensuring high accuracy and relaxed anti-aliasing requirements.
- Integrated Oscillator: Does not require any external components for the oscillator, simplifying the design process.
- Proprietary Input Sampling Scheme: Reduces the average input sampling current significantly compared to conventional delta-sigma converters.
- Continuous Calibration: Includes continuous internal offset and full-scale calibration algorithms to ensure accuracy over time and temperature.
- SPI Interface: Communicates through an SPI interface for easy integration with microcontrollers and other digital systems.
Applications
The LTC2452IDDB#TRPBF is suitable for a variety of applications that require high precision and low power consumption, including:
- Data Acquisition Systems: Ideal for precision data acquisition tasks in industrial, medical, and scientific instruments.
- Industrial Control Systems: Used in control systems where accurate and reliable analog-to-digital conversion is critical.
- Medical Devices: Suitable for medical devices that require low power and high precision, such as patient monitoring systems.
- Automotive Systems: Can be used in automotive applications where space and power efficiency are important.
Q & A
- What is the resolution of the LTC2452IDDB#TRPBF?
The resolution of the LTC2452IDDB#TRPBF is 16 bits.
- What is the sampling rate of the LTC2452IDDB#TRPBF?
The sampling rate of the LTC2452IDDB#TRPBF is 60 conversions per second.
- What is the operating voltage range of the LTC2452IDDB#TRPBF?
The operating voltage range is from 2.7V to 5.5V for both analog and digital supplies.
- What type of interface does the LTC2452IDDB#TRPBF use?
The LTC2452IDDB#TRPBF communicates through an SPI interface.
- Does the LTC2452IDDB#TRPBF have a shutdown mode?
Yes, the LTC2452IDDB#TRPBF can enter a sleep mode to reduce power consumption.
- What is the package type of the LTC2452IDDB#TRPBF?
The LTC2452IDDB#TRPBF is available in an 8-pin DFN (3mm x 2mm w/ EP) package.
- What is the operating temperature range of the LTC2452IDDB#TRPBF?
The operating temperature range is from -40°C to 85°C.
- Does the LTC2452IDDB#TRPBF require external components for the oscillator?
No, the LTC2452IDDB#TRPBF has an integrated oscillator that does not require any external components.
- What is the power dissipation of the LTC2452IDDB#TRPBF?
The power dissipation is 2.4 mW.
- Is the LTC2452IDDB#TRPBF RoHS compliant?
Yes, the LTC2452IDDB#TRPBF is RoHS compliant.
