Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
ADS7253IPWR
Texas Instruments
IC ADC 12BIT SAR 16TSSOP
4017 Pcs New Original In Stock
12 Bit Analog to Digital Converter 2 Input 2 SAR 16-TSSOP
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (40 Ratings)
ADS7253IPWR
Product Overview
1238507
DiGi Electronics Part Number
ADS7253IPWR-DGManufacturer
Texas Instruments
ADS7253IPWR
Description
IC ADC 12BIT SAR 16TSSOPInventory
4017 Pcs New Original In Stock
12 Bit Analog to Digital Converter 2 Input 2 SAR 16-TSSOP
CAD Models - PCB Symbols & Footprints
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
ADS7253IPWR Technical Specifications
Category
Data Acquisition, Analog to Digital Converters (ADC)
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Active
Number of Bits
12
Sampling Rate (Per Second)
1M
Number of Inputs
2
Input Type
Pseudo-Differential, Single Ended
Data Interface
SPI
Configuration
S/H-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
1.65V ~ 5.5V
Features
Simultaneous Sampling
Operating Temperature
-40°C ~ 125°C
Package / Case
16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package
16-TSSOP
Mounting Type
Surface Mount
Base Product Number
ADS7253
Datasheet & Documents
Manufacturer Product Page
ADS7253IPWR Specifications
HTML Datasheet
ADS7253IPWR-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
296-39859-2
296-39859-1
296-39859-6
ADS7253IPWR-DG
-296-39859-1-DG
Standard Package
2,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
物流迅速，售後支持周到，讓我有愉快的購物體驗。
de desembre 02, 2025
Besonders schätze ich die großzügigen Preisnachlässe bei größeren Bestellmengen.
de desembre 02, 2025
Overall, their inventory management and after-sales support are exemplary.
de desembre 02, 2025
Their pricing structure is very reasonable, especially considering the high standards of their products.
de desembre 02, 2025
The site loads quickly without any lag, which is great for browsing during busy times.
de desembre 02, 2025
Shopping here feels personalized, thanks to their friendly and attentive customer service.
de desembre 02, 2025
Thanks to their support team, I have never faced unresolved issues.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
When designing a high-speed data acquisition system with tight board space, how does the ADS7253IPWR compare to the ADS7042 in terms of integration trade-offs and real-world sampling performance?
The ADS7253IPWR offers dual simultaneous 12-bit SAR ADCs at 1 MSPS with a single external reference, making it ideal for multi-channel phase-coherent sampling—unlike the single-channel ADS7042. While both use SPI interfaces and support 1.65V–5.5V digital supplies, the ADS7253IPWR eliminates the need for two separate ADCs and associated routing complexity, reducing PCB area and crosstalk risks. However, its 5V analog supply requirement may necessitate additional regulation compared to the ADS7042’s 3.3V-compatible analog rail. For space-constrained, multi-signal applications like motor control or power monitoring, the ADS7253IPWR provides better channel matching and timing alignment, but requires careful analog layout due to higher supply headroom needs.
Can the ADS7253IPWR safely replace an older ADS7866 in a 3.3V industrial sensor interface without redesigning the reference or power circuitry?
Direct replacement of the ADS7866 with the ADS7253IPWR is not recommended without circuit modifications. The ADS7866 operates with a 2.7V–5.5V analog supply and includes an internal 2.5V reference, whereas the ADS7253IPWR requires a dedicated 5V analog supply and supports only external or internal reference modes that still demand a stable 5V analog rail. Even though the digital interface of the ADS7253IPWR is compatible with 3.3V logic, the analog front-end will underperform or fail if powered below 4.75V. To safely upgrade, you must add a 5V LDO for the analog section and ensure the reference voltage (internal or external) meets the 5V requirement—otherwise, signal integrity and ENOB will degrade significantly.
What are the key reliability risks when using the ADS7253IPWR in automotive environments near its -40°C to 125°C operating limit, especially regarding reference stability and MSL handling?
Operating the ADS7253IPWR at temperature extremes introduces two critical reliability concerns: reference drift and moisture-induced failure. While the device itself is rated for -40°C to 125°C, its internal reference (if used) has limited accuracy over this range—±2.5 mV typical at 25°C but can drift beyond ±10 mV at 125°C, directly impacting measurement fidelity. For automotive applications, always use a precision external reference (e.g., REF5025) with low tempco. Additionally, the MSL 2 rating means the device can be exposed to ambient conditions for up to 1 year before baking is required; in high-humidity assembly environments, failure to follow IPC/JEDEC J-STD-033 handling procedures may lead to popcorning during reflow. Always bake per MSL guidelines if storage exceeds floor life.
How should I handle simultaneous sampling synchronization between the two ADCs in the ADS7253IPWR when interfacing with a low-pin-count microcontroller over SPI?
The ADS7253IPWR’s simultaneous sampling feature relies on internal sample-and-hold circuits triggered by a single CONVST signal, ensuring both channels capture inputs at the same instant—critical for phase-sensitive applications like current/voltage sensing in inverters. To maintain synchronization with an MCU, avoid daisy-chaining or software-triggered conversions. Instead, use hardware-triggered conversion start via a dedicated GPIO or timer output, and ensure the SPI clock (SCLK) does not introduce jitter during data readout. Since the device outputs both channel results sequentially over a shared SDO line, allocate sufficient time between conversions to complete full 12-bit reads. Skipping this timing margin may cause overlapping transactions and corrupt data, especially at 1 MSPS. Use SPI mode 1 or 3 with CPHA=1 for reliable edge alignment.
Is the ADS7253IPWR suitable for battery-powered IoT edge nodes requiring ultra-low standby current, and how does its power profile compare to the ADS7067?
The ADS7253IPWR is not optimal for ultra-low-power IoT edge nodes despite its flexible 1.65V–5.5V digital supply. While it draws only ~1.5 mA typical during conversion, it lacks a true shutdown or sleep mode—unlike the ADS7067, which consumes <1 µA in power-down state and supports autonomous sampling with window comparators. In battery-powered designs where the ADC idles most of the time, the ADS7253IPWR’s continuous bias current (even between conversions) leads to excessive energy drain over months of operation. Reserve the ADS7253IPWR for always-on, high-throughput systems like industrial DAQ or motor drives. For intermittent sensing in remote sensors, prefer the ADS7067 or similar nano-power ADCs, even if it means sacrificing simultaneous sampling capability.
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.
ADS7253IPWR CAD Models
Texas Instruments ADS7253IPWR PCB symbols & footprints
productDetail
