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LMP91002SDE/NOPB
Texas Instruments
IC AFE 1 CHAN 8BIT 14WSON
1916 Pcs New Original In Stock
1 Channel AFE 8 Bit 14-WSON (4x4)
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*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (385 Ratings)
LMP91002SDE/NOPB
Product Overview
1287848
DiGi Electronics Part Number
LMP91002SDE/NOPB-DGManufacturer
Texas Instruments
LMP91002SDE/NOPB
Description
IC AFE 1 CHAN 8BIT 14WSONInventory
1916 Pcs New Original In Stock
1 Channel AFE 8 Bit 14-WSON (4x4)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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LMP91002SDE/NOPB Technical Specifications
Category
Data Acquisition, Analog Front End (AFE)
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Obsolete
Number of Bits
8
Number of Channels
1
Voltage - Supply, Analog
2.7V ~ 3.6V
Voltage - Supply, Digital
2.7V ~ 3.6V
Mounting Type
Surface Mount
Package / Case
14-WFDFN Exposed Pad
Supplier Device Package
14-WSON (4x4)
Base Product Number
LMP91002
Datasheet & Documents
Manufacturer Product Page
LMP91002SDE/NOPB Specifications
HTML Datasheet
LMP91002SDE/NOPB-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
LMP91002SDE/NOPB-DG
-296-44286-1-DG
296-44286-1
296-44286-2
-296-44286-1
296-44286-6
Standard Package
250
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Leur gestion d'inventaire me donne la tranquillité d'esprit pour mes commandes en gros.
de desembre 02, 2025
I find the prices at DiGi Electronics consistently lower than others.
de desembre 02, 2025
Efficiency in shipping and eco packaging demonstrates their concern for the planet.
de desembre 02, 2025
The variety offered by DiGi Electronics ensures I never have to look elsewhere for my tech needs.
de desembre 02, 2025
Overall, their service quality and shipping efficiency are unmatched.
de desembre 02, 2025
The delivery was lightning quick, and I appreciate how they kept me updated every step of the way.
de desembre 02, 2025
Delivery was lightning-fast, and I appreciated receiving my order promptly.
de desembre 02, 2025
They offer reliable after-sales support, including technical advice and troubleshooting help.
de desembre 02, 2025
Their shipping is lightning-fast, and the packaging is very reliable.
de desembre 02, 2025
The reliability of DiGi Electronics’ stock and support helps us stay ahead in our projects.
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Frequently Asked Questions (FAQ)
Can the LMP91002SDE/NOPB be used in a 5V microcontroller system without damaging the device during digital communication?
The LMP91002SDE/NOPB supports digital supplies between 2.7V and 3.6V; therefore, direct interfacing with a 5V microcontroller may risk damage to the device. To safely integrate the LMP91002SDE/NOPB in a 5V system, use a bidirectional logic level translator on all digital interface lines (SCL, SDA, or GPIOs) to prevent overvoltage. Alternatively, consider powering the LMP91002SDE/NOPB from a regulated 3.3V supply and ensuring all input signals to the device remain within the specified voltage range to maintain reliability and avoid latch-up conditions.
What are the key risks when designing in the LMP91002SDE/NOPB given its obsolete status, and how can long-term supply issues be mitigated?
Since the LMP91002SDE/NOPB is marked as obsolete, key risks include future supply discontinuation and potential obsolescence-related cost spikes. To mitigate this, secure sufficient inventory for the product lifecycle or qualify an alternate solution early. Consider redesigning with active-design-in AFEs like the TI ADS1220 or MAX11270 for comparable single-channel sensing. Also, consult TI’s PDNs (Product Discontinuance Notices) and use authorized distributors to avoid counterfeit parts when sourcing remaining stock.
How does the LMP91002SDE/NOPB compare to the MAX1441 for low-power sensor signal conditioning in portable medical devices?
The LMP91002SDE/NOPB offers an 8-bit ADC with programmable gain amplifier (PGA) in a smaller 14-WSON package, while the MAX1441 provides 12-bit resolution and dual channels but requires higher supply voltage (4.75V min). For low-power, space-constrained portable medical sensors needing 3.3V operation and minimal external components, the LMP91002SDE/NOPB is advantageous despite lower resolution. However, if precision is critical, the MAX1441 may be better suited. Verify the LMP91002SDE/NOPB's noise performance and INL behavior under your signal bandwidth to ensure accuracy meets requirements.
What PCB layout considerations are critical when using the LMP91002SDE/NOPB in high-noise industrial environments?
When using the LMP91002SDE/NOPB in noisy environments, proper PCB layout is essential to maintain signal integrity. Use a solid ground plane, minimize trace lengths for analog inputs, and route them away from digital or switching signals. Exploit the exposed thermal pad by soldering it to a grounded copper area with multiple vias for noise shielding and thermal dissipation. Additionally, place a low-ESR 1μF ceramic capacitor close to each supply pin (analog and digital), and consider adding a series ferrite bead on digital lines to reduce high-frequency coupling into the AFE.
Is the LMP91002SDE/NOPB suitable for replacing discrete op-amp and ADC solutions in a battery-powered pH sensor node, and what are the trade-offs?
The LMP91002SDE/NOPB can effectively replace discrete op-amp and ADC combinations in a battery-powered pH sensor by integrating amplification, filtering, and digitization into a single low-power IC. Benefits include reduced board space, lower component count, and simplified calibration. However, its 8-bit resolution may limit precision compared to 12- or 16-bit discrete ADCs. Ensure the input voltage range and PGA settings of the LMP91002SDE/NOPB align with your pH electrode output (typically ±50mV per pH unit). Validate long-term drift and temperature stability in your operating range, and consider implementing periodic offset calibration in firmware to maintain accuracy.
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.
LMP91002SDE/NOPB CAD Models
Texas Instruments LMP91002SDE/NOPB PCB symbols & footprints
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