Description
The Texas Instruments ADS12ID is a single-channel, delta-sigma analog-to-digital converter (ADC) that offers high precision and low power consumption. It features an internal amplifier with a gain of 128, an internal oscillator, and a low-side power switch for bridge sensors. The ADC has a resolution of 24 bits and can operate at data rates of up to 80 samples per second (SPS). It also features simultaneous 50Hz and 60Hz rejection at 10 SPS, making it suitable for industrial process control systems and laboratory equipment. The ADS12ID is available in a 16-pin SOIC package and has a temperature range of -40°C to +85°C.
Features
The ADS12ID features:
- Complete front-end for bridge sensors
- Internal amplifier with gain of 128
- Internal oscillator
- Low-side power switch for bridge sensor
- Low noise: 35nVrms
- Selectable data rates: 10SPS or 80SPS
- Simultaneous 50Hz and 60Hz rejection at 10SPS
- Input EMI filter
- External voltage reference up to 5V for ratiometric measurements
- Simple, pin-driven control
- Two-wire serial digital interface
- Supply range: 3V to 5.3V
- Package: SOIC-16
- Temperature range: –40°C to +85°C
Package
The package type of ADS1231ID is SOIC (D)-16.
Manufacturer
The manufacturer of the ADS1231ID is Texas Instruments (TI).
Applications
The ADS12ID is commonly used in industrial process control systems, pressure sensors, weighing scales, laboratory equipment, scientific instruments, and medical devices that require precise measurement. It also supports data acquisition and control systems with high precision analog-to-digital conversion and low power consumption.
Equivalent
The equivalent products of ADS12ID are:
- ADS1115
- ADS1256
- ADS13101
- ADS13205
These products offer similar features, such as high precision analog-to-digital conversion, low power consumption, and a wide range of industrial applications.
Specifications
| Resolution (Bits) |
24 |
Sample rate (max) (ksps) |
0.08 |
| Number of input channels |
1 |
Interface type |
SPI |
| Architecture |
Delta-Sigma |
Input type |
Differential, Single-ended |
| Rating |
Catalog |
Reference mode |
External |
| Input voltage range (max) (V) |
0.0195 |
Input voltage range (min) (V) |
0 |
| Features |
50/60 Hz Rejection, Oscillator, PGA |
Operating temperature range (°C) |
-40 to 85 |
| Power consumption (typ) (mW) |
5 |
Analog supply (min) (V) |
3 |
| Analog supply voltage (max) (V) |
5.3 |
Digital supply (min) (V) |
3 |
| Digital supply (max) (V) |
5.3 |
Pin Count |
16 |
| Released Date |
Jan 12, 2017 |
Last Modified Date |
Mar 7, 2023 4:10 PM UTC |
| Package/Case |
SOIC-16 |
ADS1231ID FAQs
1.Q: Does the ADS1231ID require an external voltage reference?
A: Yes, the ADS1231ID requires an external voltage reference (REF pin) for accurate ADC conversion.
2.Q: What is the input voltage range for the ADS1231ID?
A: The input voltage range is typically ±0.0117V to ±0.0195V, depending on the reference voltage.
3.Q: Is the ADS1231ID RoHS compliant?
A: Yes, the ADS1231ID is RoHS compliant and adheres to environmental regulations.
4.Q: What is the package type of the ADS1231ID?
A: It is available in a 16-pin SOIC (Small Outline Integrated Circuit) package with a maximum height of 1.5mm and length of 10mm.
5.Q: What is the maximum sampling rate of the ADS1231ID?
A: The ADS1231ID supports a maximum sampling rate of 80 samples per second (SPS).
6.Q: Does the ADS1231ID support single-ended input signals?
A: No, the ADS1231ID only supports differential input signals (AINP and AINN).
7.Q: What is the operating voltage range for the ADS1231ID?
A: The recommended supply voltage range is 3V to 5.3V for both analog (AVDD) and digital (DVDD) supplies.
8.Q: What are the typical applications for the ADS1231ID?
A: It is commonly used in precision measurement systems like weigh scales, industrial process control, medical instrumentation, and strain gauge sensors.
9.Q: What is the pinout configuration of the ADS1231ID?
A: The ADS1231ID comes in a 16-pin SOIC package (Gull-wing leads). Pin functions include power supply (AVDD, DVDD), differential analog input (AINP, AINN), SPI interface (SCLK, DOUT), and external reference input (REF).
10.Q: What are the key features of the Texas Instruments ADS1231ID?
A: Key features include 24-bit resolution, 80SPS sampling rate, differential input, SPI interface, low power consumption (5mW typ), and operation from 3V to 5.3V supply.
Payment
Shipping & Packing
Warranty
