Overview
The ADS1672IPAG is a high-speed, high-precision 24-bit analog-to-digital converter (ADC) produced by Texas Instruments. It utilizes an advanced delta-sigma (ΔΣ) architecture, operating at speeds up to 625kSPS with outstanding AC and DC performance. The device is designed for applications requiring high resolution and fast conversion rates, making it suitable for various industrial and measurement applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Data Rate | Up to 625kSPS | kSPS |
| Resolution | 24 bits | - |
| Dynamic Range | 107dB at 625kSPS, 115.5dB at 78kSPS | dB |
| Total Harmonic Distortion (THD) | -113dB | dB |
| Integral Nonlinearity (INL) | 3ppm | - |
| Offset Drift | 2µV/°C | µV/°C |
| Gain Drift | 2ppm/°C | ppm/°C |
| Analog Supply Voltage | +5V | V |
| Digital Supply Voltage | +3V | V |
| Power Consumption | 350mW | mW |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | TQFP-64 | - |
Key Features
- Dual-Path Programmable Digital Filter: Allows selection between low-latency and wide-bandwidth filters. The low-latency filter settles in 5.5µs, while the wide-bandwidth filter offers a 305kHz bandwidth with a flat passband and low passband ripple.
- Flexible Serial Interface: Supports both standard CMOS and serialized LVDS logic levels, enabling easy connectivity to microcontrollers, DSPs, or FPGAs.
- Easy Conversion Control: A dedicated START pin allows for direct control of conversions.
- Out-of-Range Detection: Provides an indicator for out-of-range conditions.
- Power Management: Includes a power-down feature to reduce power consumption when not in use.
Applications
- Automated Test Equipment: Ideal for high-speed data acquisition and precision measurements.
- Vibration Analysis: Suitable for monitoring and analyzing vibration in various industrial and mechanical systems.
- Sonar: Used in sonar and military equipment due to its high resolution and fast conversion rates.
- Test and Measurement: Applicable in a wide range of test and measurement instruments requiring high precision and speed.
Q & A
- What is the maximum data rate of the ADS1672IPAG?
The ADS1672IPAG operates at speeds up to 625kSPS. - What is the resolution of the ADS1672IPAG?
The resolution is 24 bits. - What are the key AC performance specifications of the ADS1672IPAG?
The device offers 107dB dynamic range at 625kSPS, 115.5dB dynamic range at 78kSPS, and -113dB THD. - What are the DC accuracy specifications of the ADS1672IPAG?
The device has 3ppm INL, 2µV/°C offset drift, and 2ppm/°C gain drift. - What types of serial interfaces does the ADS1672IPAG support?
The device supports both standard CMOS and serialized LVDS logic levels. - How is the conversion process controlled in the ADS1672IPAG?
The conversion process is controlled using a dedicated START pin. - What is the power consumption of the ADS1672IPAG?
The device dissipates 350mW of power. - What is the operating temperature range of the ADS1672IPAG?
The device operates over an industrial temperature range of -40°C to 85°C. - In what package is the ADS1672IPAG available?
The device is available in a TQFP-64 package. - Does the ADS1672IPAG have a power-down feature?
Yes, the device includes a power-down feature controlled by the PDWN pin.
