ADS7229IPWG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The ADS7229IPWG4 is a 12-bit successive approximation ADC with a single analog input channel, 0.0122% maximum linearity error, and 0.782 µs conversion time in a 16-pin TSSOP package. It accepts inputs up to 2.525 V and delivers precision data acquisition performance. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- ADS7229IPWG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of ADS7229IPWG4?
- 12-bit successive approximation ADC with 0.0122% maximum linearity error for high-precision measurements
- Fast 0.782 µs maximum conversion time enabling high throughput single-channel data acquisition
- Single analog input with 2.525 V maximum input voltage in a compact 16-pin TSSOP package
What is ADS7229IPWG4 used for?
The ADS7229IPWG4 is suited for precision data acquisition systems in industrial sensing, medical monitoring, and test equipment where accurate 12-bit digitization of analog signals is required. Its fast conversion time of 0.782 µs supports sampling rates adequate for audio and slow to moderate-speed sensor signals. The 16-pin TSSOP package enables integration into space-constrained measurement modules and portable instrumentation designs.
What are the specifications of ADS7229IPWG4?
| YTEOL | 0 |
| Analog Input Voltage-Max | 2.525V |
| Conversion Time-Max | 0.782 µs |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Linearity Error-Max (EL) | 0.0122% |
| Number of Analog In Channels | 1 |
| Number of Bits | 12 |
| Number of Functions | 1 |
| Output Bit Code | BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Sample Rate | 1MHz |
| Sample and Hold / Track and Hold | SAMPLE |
| Supply Current-Max | 7mA |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| HTS Code | 8542.39.00.30 |
Where can I find the ADS7229IPWG4 datasheet?
ADS7229IPWG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for ADS7229IPWG4?
Compatible alternatives and drop-in replacements for ADS7229IPWG4:
12-Bit, 1 Func, 1 Channel, Serial Access, CMOS, PDSO16
Frequently Asked Questions
What conversion speed and resolution does ADS7229IPWG4 offer for industrial sensor digitization?
The ADS7229IPWG4 provides 12-bit resolution with a maximum conversion time of 0.782 µs, allowing sampling of industrial sensor outputs at rates up to approximately 1.28 MSPS under ideal conditions. Combined with a 0.0122% maximum linearity error, this makes the device suitable for precision temperature, pressure, and flow measurement applications requiring accurate analog digitization.
How does the 0.0122% linearity error of ADS7229IPWG4 compare to typical ADC specifications?
A linearity error of 0.0122% in the ADS7229IPWG4 corresponds to approximately 0.5 LSB at 12-bit resolution, indicating excellent integral non-linearity performance. Many general-purpose 12-bit ADCs show linearity errors of 1 to 2 LSB, so ADS7229IPWG4's tighter specification benefits precision weigh scales, medical sensors, and calibration equipment where monotonic, low-distortion conversion is critical.
What is the maximum analog input voltage for ADS7229IPWG4 and how does this affect signal conditioning?
The ADS7229IPWG4 accepts a maximum analog input voltage of 2.525 V, requiring signal conditioning circuitry to scale larger sensor outputs down to this range before conversion. Engineers typically use a precision resistor divider or op-amp attenuator to match a 0 V to 5 V or 4 mA to 20 mA industrial signal to the ADC's input range while maintaining overall system accuracy.
Which package does ADS7229IPWG4 use and what are the implications for PCB layout?
The ADS7229IPWG4 is packaged in a 16-pin TSSOP with 0.65 mm pin pitch, requiring fine-pitch SMT soldering capabilities. Designers should use a ground plane under the device and place decoupling capacitors of 100 nF within 1 mm of the supply pins to minimize digital noise coupling into the analog input and preserve 12-bit conversion accuracy on the PCB.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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