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ADS8361IDBQR
Texas Instruments
IC ADC 16BIT SAR 24SSOP
3166 Pcs New Original In Stock
16 Bit Analog to Digital Converter 4 Input 2 SAR 24-SSOP
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ADS8361IDBQR
Product Overview
1243260
DiGi Electronics Part Number
ADS8361IDBQR-DGManufacturer
Texas Instruments
ADS8361IDBQR
Description
IC ADC 16BIT SAR 24SSOPInventory
3166 Pcs New Original In Stock
16 Bit Analog to Digital Converter 4 Input 2 SAR 24-SSOP
Quantity
Minimum 1
Minimum 1
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ADS8361IDBQR Technical Specifications
Category
Data Acquisition, Analog to Digital Converters (ADC)
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Active
Number of Bits
16
Sampling Rate (Per Second)
500k
Number of Inputs
4
Input Type
Differential
Data Interface
SPI
Configuration
MUX-S/H-MUX-ADC
Ratio - S/H:ADC
1:1
Number of A/D Converters
2
Architecture
SAR
Reference Type
External, Internal
Voltage - Supply, Analog
5V
Voltage - Supply, Digital
2.7V ~ 3.6V
Features
Simultaneous Sampling
Operating Temperature
-40°C ~ 125°C
Package / Case
24-SSOP (0.154", 3.90mm Width)
Supplier Device Package
24-SSOP
Mounting Type
Surface Mount
Base Product Number
ADS8361
Datasheet & Documents
Manufacturer Product Page
ADS8361IDBQR Specifications
HTML Datasheet
ADS8361IDBQR-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
296-41198-1
296-41198-2
296-41198-6
ADS8361IDBQR-DG
Standard Package
2,500
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
DiGi Electronics se distingue par ses prix abordables et un service après-vente de grande qualité.
de desembre 02, 2025
Logistics were handled with precision, ensuring safe and timely delivery.
de desembre 02, 2025
Customer support provided expert guidance, making troubleshooting hassle-free.
de desembre 02, 2025
Reliable shipping and excellent customer support are what set DiGi Electronics apart.
de desembre 02, 2025
They manage their inventory with precision, ensuring product availability.
de desembre 02, 2025
DiGi Electronics ensures high quality while maintaining competitive prices.
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Frequently Asked Questions (FAQ)
When integrating the ADS8361IDBQR into a system with a noisy analog power supply, what are the critical design considerations to mitigate potential performance degradation, especially concerning its 5V analog voltage supply requirement?
For the ADS8361IDBQR, a clean 5V analog power supply is paramount. To mitigate noise, consider implementing a cascaded low-dropout (LDO) regulator setup, potentially with a high Power Supply Rejection Ratio (PSRR) LDO followed by a standard LDO. Furthermore, employing adequate input and output bypass capacitors, with appropriate ESR values, placed as close as possible to the ADS8361IDBQR's power pins, is crucial. Ferrite beads in series with the power supply can also help filter high-frequency noise. For applications demanding the highest accuracy, explore external voltage references with superior noise performance, though the ADS8361IDBQR does support internal references.
In a battery-powered embedded system requiring low power consumption, what strategies can be employed to optimize the power usage of the ADS8361IDBQR while maintaining its 16-bit resolution and 500kSPS sampling rate, considering its dual 2.7V-3.6V digital supply?
Optimizing power for the ADS8361IDBQR in battery-powered applications involves judicious use of its sampling rate and potentially leveraging its architecture. While the 500kSPS is a maximum, if your application can tolerate lower sample rates, reducing this via firmware control will directly decrease power consumption. Investigate if the ADS8361IDBQR's internal clock source allows for frequency division. Ensure the digital supply voltage is set to the lowest acceptable level (e.g., 2.7V) to minimize digital power draw. Additionally, carefully manage the SPI interface clock speed; a slower SPI clock will reduce digital switching activity and power consumption. Power-down modes, if available on the ADS8361IDBQR, should be utilized during periods of inactivity.
If I need to replace an older, potentially discontinued SAR ADC with a similar input count and resolution, what are the key interoperability challenges when considering the Texas Instruments ADS8361IDBQR as a substitute, especially regarding its SPI data interface and 4 differential inputs?
When considering the ADS8361IDBQR as a replacement, pay close attention to the SPI protocol details of your current ADC. The ADS8361IDBQR uses a standard SPI interface, but timing parameters, data ordering (MSB or LSB first), and command structures might differ. Verify that the control signals (chip select, clock, data in) are compatible. Its 4 differential inputs are a key feature, but ensure your existing analog front-end circuitry is designed for differential signaling. The 1:1 ratio between Sample-and-Hold (S/H) and ADC stages in the ADS8361IDBQR is typical, but older ADCs might have different internal configurations that could affect timing if not accounted for. Always consult the datasheets of both the existing and the ADS8361IDBQR for a thorough comparison of register maps and operational modes.
For a high-speed data acquisition system employing multiple ADS8361IDBQR devices, what are the potential synchronization issues that could arise when using their SPI interfaces for data transfer, and how can these be mitigated to ensure accurate simultaneous sampling?
When synchronizing multiple ADS8361IDBQR devices, especially for simultaneous sampling, ensuring precise timing of the SPI data transfers is critical. Potential issues include clock jitter across multiple SPI interfaces, variations in SPI data read latency, and slight differences in ADC conversion start times. To mitigate these, implement a common SPI clock source for all devices. For precise conversion synchronization, consider triggering the conversion start signal of each ADS8361IDBQR simultaneously using a dedicated hardware trigger line, rather than relying solely on the SPI chip select. Employing a master SPI controller capable of precise timing control and potentially using techniques like delayed data reads can help align the data acquisition windows. Thorough testing with an oscilloscope to analyze the timing of conversion starts and data valid signals is essential.
Given the ADS8361IDBQR has a Moisture Sensitivity Level (MSL) of 2, what are the practical implications for board assembly and long-term reliability in humid environments, and what precautionary measures should be taken during design and manufacturing?
A Moisture Sensitivity Level (MSL) of 2 for the ADS8361IDBQR indicates that it is moderately sensitive to moisture and requires proper handling during PCB assembly and after the package is opened. This means it has a floor life of one year in a controlled humidity environment (typically <30% RH or <20% RH depending on the specific interpretation). During board assembly, ensure reflow profiles are within the recommended limits and avoid excessive exposure to ambient humidity. After opening the reel, if the components are not used within the specified floor life, they may need to be baked according to J-STD-033 guidelines before soldering to prevent defects like popcorning or delamination. For long-term reliability in humid operating environments, consider conformal coating the assembled PCB to provide an additional barrier against moisture ingress.
Quality Assurance (QC)
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ADS8361IDBQR CAD Models
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