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ADC161S626CIMME/NOPB
Texas Instruments
IC ADC 16BIT SAR 10VSSOP
1148 Pcs New Original In Stock
16 Bit Analog to Digital Converter 1 Input 1 SAR 10-VSSOP
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5.0 / 5.0
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ADC161S626CIMME/NOPB
Product Overview
1230484
DiGi Electronics Part Number
ADC161S626CIMME/NOPB-DGManufacturer
Texas Instruments
ADC161S626CIMME/NOPB
Description
IC ADC 16BIT SAR 10VSSOPInventory
1148 Pcs New Original In Stock
16 Bit Analog to Digital Converter 1 Input 1 SAR 10-VSSOP
Quantity
Minimum 1
Minimum 1
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ADC161S626CIMME/NOPB Technical Specifications
Category
Data Acquisition, Analog to Digital Converters (ADC)
Packaging
Cut Tape (CT) & Digi-Reel®
Series
microPOWER™
Product Status
Active
Number of Bits
16
Sampling Rate (Per Second)
250k
Number of Inputs
1
Input Type
Differential, Single Ended
Data Interface
SPI
Configuration
S/H-ADC
Ratio - S/H:ADC
1:1
Number of A/D Converters
1
Architecture
SAR
Reference Type
External
Voltage - Supply, Analog
5V
Voltage - Supply, Digital
2.7V ~ 5.5V
Features
-
Operating Temperature
-40°C ~ 85°C
Package / Case
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package
10-VSSOP
Mounting Type
Surface Mount
Base Product Number
ADC161S626
Datasheet & Documents
HTML Datasheet
ADC161S626CIMME/NOPB-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
ADC161S626CIMME/NOPBCT
ADC161S626CIMME
ADC161S626CIMME/NOPBTR
ADC161S626CIMME/NOPBDKR
-ADC161S626CIMME-NDR
ADC161S626CIMMENOPB
ADC161S626CIMME-DG
Standard Package
250
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Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
ディジエレクトロニクスは価格が他店よりも優れており、経済的です。
de desembre 02, 2025
Fast shipping combined with sustainable packaging made my shopping experience top-notch.
de desembre 02, 2025
The support staff was knowledgeable and patient, guiding me through the purchasing process seamlessly.
de desembre 02, 2025
Excellent practicality and ease of use make this a preferred online store.
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Frequently Asked Questions (FAQ)
Can the ADC161S626CIMME/NOPB be safely used as a drop-in replacement for the ADS8319IDGSR in a 5V industrial sensor interface, and what design changes are needed?
The ADC161S626CIMME/NOPB is not a direct drop-in replacement for the ADS8319IDGSR due to key architectural differences: the ADS8319 is a delta-sigma ADC with internal reference and higher noise immunity, while the ADC161S626CIMME/NOPB is a SAR ADC requiring an external reference and offering lower inherent filtering. You’ll need to add an external precision voltage reference (e.g., REF5025) and ensure your analog front-end can support the SAR’s sampling transient currents. Additionally, the digital interface timing differs—verify SPI compatibility and adjust firmware accordingly. While both operate on 5V analog supply, the ADC161S626CIMME/NOPB’s single-ended/differential input flexibility may require signal conditioning changes if replacing a fully differential design.
What are the real-world risks of using the ADC161S626CIMME/NOPB in high-impedance sensor applications without a buffer amplifier?
Using the ADC161S626CIMME/NOPB directly with high-impedance sensors (e.g., piezoelectric or RTD circuits) risks significant sampling errors and non-linearity due to its internal sample-and-hold capacitor drawing transient current during acquisition. Without a low-output-impedance buffer (such as OPA333 or MCP6V01), the source cannot recharge the capacitor fast enough, leading to voltage droop and inaccurate conversions. This effect worsens near full-scale inputs and at higher sampling rates. Always use a unity-gain stable op-amp with sufficient bandwidth and low noise between the sensor and the ADC161S626CIMME/NOPB input to maintain accuracy, especially in precision measurement systems.
How does the ADC161S626CIMME/NOPB perform in electrically noisy environments like motor drives or switch-mode power supplies, and what layout practices mitigate interference?
The ADC161S626CIMME/NOPB, as a 16-bit SAR ADC, is sensitive to high-frequency noise on its analog input, reference, and power rails—common in motor drive or SMPS environments. Without proper layout, switching transients can couple into the signal path, reducing ENOB and increasing code jitter. To mitigate this: isolate analog and digital grounds with a single-point connection, place a 10µF + 0.1µF decoupling capacitor pair as close as possible to the AVDD pin, route analog traces away from high-di/dt paths, and use a shielded reference voltage line. Additionally, consider adding a low-pass RC filter (e.g., 1kΩ + 100nF) at the input to attenuate RF noise above the Nyquist frequency.
Is the ADC161S626CIMME/NOPB suitable for battery-powered IoT edge devices requiring ultra-low power, and how does it compare to the LTC2366CTS8#TRMPBF?
The ADC161S626CIMME/NOPB, part of TI’s microPOWER™ series, consumes only 1.2mW at 250kSPS, making it viable for battery-powered IoT nodes—but the LTC2366CTS8#TRMPBF from Analog Devices offers lower active power (0.75mW) and better shutdown current (<1µA). However, the ADC161S626CIMME/NOPB provides superior flexibility with dual supply rails (2.7V–5.5V digital, 5V analog), enabling level translation in mixed-voltage systems. For long-life deployments, evaluate duty cycling: the ADC161S626CIMME/NOPB powers up quickly (<1µs), minimizing energy per conversion. Choose based on total system power budget—if digital logic runs at 3.3V and you need minimal BOM, the LTC2366 may be better; if integration with 5V analog sensors is required, the ADC161S626CIMME/NOPB is more suitable.
What reliability concerns should I consider when designing the ADC161S626CIMME/NOPB into an automotive under-hood application operating near its -40°C to 85°C limit?
Although the ADC161S626CIMME/NOPB is rated for -40°C to 85°C, sustained operation near thermal extremes in under-hood environments introduces reliability risks: solder joint fatigue due to thermal cycling, increased leakage currents affecting accuracy at high temps, and potential drift in external reference performance. Ensure the PCB uses high-Tg FR4 or polyimide substrate, avoid large copper pours directly under the 10-VSSOP package to reduce CTE mismatch, and select an external reference with automotive-grade temp stability (e.g., REF3425Q). Also, validate long-term performance with burn-in testing—prolonged exposure to 85°C can accelerate electromigration in bond wires, especially if power-cycled frequently. Consider derating the sampling rate slightly at temperature extremes to reduce self-heating.
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ADC161S626CIMME/NOPB CAD Models
Texas Instruments ADC161S626CIMME/NOPB PCB symbols & footprints
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