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ADS1130IPWR
Texas Instruments
IC ADC 18BIT SIGMA-DELTA 16TSSOP
10430 Pcs New Original In Stock
18 Bit Analog to Digital Converter 1 Input 1 Sigma-Delta 16-TSSOP
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5.0 / 5.0
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ADS1130IPWR
Product Overview
1230133
DiGi Electronics Part Number
ADS1130IPWR-DGManufacturer
Texas Instruments
ADS1130IPWR
Description
IC ADC 18BIT SIGMA-DELTA 16TSSOPInventory
10430 Pcs New Original In Stock
18 Bit Analog to Digital Converter 1 Input 1 Sigma-Delta 16-TSSOP
Quantity
Minimum 1
Minimum 1
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ADS1130IPWR Technical Specifications
Category
Data Acquisition, Analog to Digital Converters (ADC)
Packaging
-
Series
-
Product Status
Active
Number of Bits
18
Sampling Rate (Per Second)
80
Number of Inputs
1
Input Type
Differential
Data Interface
SPI
Configuration
ADC
Ratio - S/H:ADC
-
Number of A/D Converters
1
Architecture
Sigma-Delta
Reference Type
External
Voltage - Supply, Analog
2.7V ~ 5.3V
Voltage - Supply, Digital
2.7V ~ 5.3V
Features
-
Operating Temperature
-40°C ~ 85°C
Package / Case
16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package
16-TSSOP
Mounting Type
Surface Mount
Base Product Number
ADS1130
Datasheet & Documents
HTML Datasheet
ADS1130IPWR-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
2156-ADS1130IPWR
TEXTISADS1130IPWR
Standard Package
2,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
I've purchased from DiGi Electronics several times, and their products have always proved to be highly resilient over long periods.
de desembre 02, 2025
Reliability is a hallmark of DiGi Electronics, and their prices are equally appealing.
de desembre 02, 2025
Ordering was straightforward, and delivery was impressively prompt.
de desembre 02, 2025
Delivery was prompt, and customer support resolved my issue efficiently.
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Frequently Asked Questions (FAQ)
When integrating the Texas Instruments ADS1130IPWR into a new system, what are the key considerations for selecting an appropriate external reference voltage to ensure the 18-bit accuracy is fully realized?
To ensure the 18-bit accuracy of the ADS1130IPWR is fully realized, selecting a stable and low-noise external reference voltage is critical. Consider using a precision voltage reference IC like the Texas Instruments REF5025 (2.5V) or REF3030 (3.0V), as their low drift and high accuracy directly impact the ADC's effective resolution. Ensure the reference voltage is within the ADS1130IPWR's 2.7V to 5.3V analog supply range, and pay close attention to the decoupling and filtering of the reference output to minimize noise coupling into the ADC's sensitive input stage.
What are the primary design risks when operating the ADS1130IPWR at its maximum sampling rate of 80 SPS for sensitive weighing scale applications, and how can these be mitigated?
The primary design risk when operating the ADS1130IPWR at 80 SPS in sensitive weighing scales is potential aliasing of higher-frequency noise or vibration into the measurement band, which can manifest as inaccurate weight readings. To mitigate this, implement a robust anti-aliasing filter *before* the ADC input. A simple RC filter might suffice for less demanding applications, but for critical weighing, a more complex active analog filter with a steeper roll-off is recommended. Additionally, ensure the PCB layout minimizes electromagnetic interference (EMI) and ground loops, as these can introduce spurious signals that the ADC would otherwise resolve. Carefully consider the signal conditioning circuitry's bandwidth to avoid amplifying noise.
Can the ADS1130IPWR be directly replaced by a higher-speed ADC like the ADS1230IPWR in existing designs, and what are the potential integration challenges to anticipate?
While the ADS1130IPWR and ADS1230IPWR share a similar architecture and package, a direct drop-in replacement is not guaranteed without thorough design validation. The primary integration challenge lies in the increased sampling rate of the ADS1230IPWR, which will likely require adjustments to the SPI communication timing parameters in your microcontroller firmware. Furthermore, the higher speed may necessitate a more optimized PCB layout to manage signal integrity and reduce potential crosstalk, especially if the original layout was designed specifically for the ADS1130IPWR's lower frequency. Always consult the datasheets of both devices and perform rigorous testing to confirm compatibility.
For applications requiring long-term stability and minimal drift, such as environmental monitoring with the ADS1130IPWR, what precautions should be taken during PCB assembly and environmental testing to prevent long-term reliability issues?
To ensure long-term stability and minimal drift for the ADS1130IPWR in applications like environmental monitoring, meticulous attention to PCB assembly and environmental testing is crucial. During reflow soldering, ensure proper temperature profiles are followed to avoid thermal stress on the component and surrounding materials, which can lead to changes in resistance or capacitance that affect measurements. Post-assembly, consider a burn-in period at elevated temperatures to accelerate the detection of early-life failures. During environmental testing, expose the assembled board to the expected operating temperature and humidity cycles to identify any potential moisture ingress issues, especially given the MSL 2 rating of the ADS1130IPWR. Proper conformal coating can also offer protection against environmental contaminants and humidity.
When interfacing the ADS1130IPWR with a microcontroller operating at 3.3V and an analog supply of 5V, what are the critical considerations for ensuring robust SPI communication and preventing ground bounce issues during high-speed sampling?
When interfacing the ADS1130IPWR with a 3.3V microcontroller and a 5V analog supply, ensuring robust SPI communication requires careful attention to logic level translation and signal integrity. While the ADS1130IPWR can operate with analog and digital supplies between 2.7V and 5.3V, it's crucial to verify the absolute maximum ratings for the SPI interface signals. If the microcontroller's SPI lines are strictly 3.3V, a bidirectional logic level translator may be necessary to ensure proper signal levels for both the MCU and the ADC. To prevent ground bounce issues, implement a solid ground plane on the PCB, use short and wide traces for power and ground connections, and place decoupling capacitors for both the analog and digital supplies of the ADS1130IPWR as close to the IC as possible. Adding bulk capacitance to the power supplies can also help absorb transient current demands.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
ADS1130IPWR CAD Models
Texas Instruments ADS1130IPWR PCB symbols & footprints
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