ADC12138CIWM/NOPB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments ADC12138CIWM/NOPB is a self-calibrating 12-bit successive approximation ADC with 8-channel MUX, serial I/O, and integrated sample-and-hold, featuring 8.8 µs max conversion time and 0.0488% linearity error. Operates with analog inputs from -0.05V to 5.55V in a 28-pin SOIC package. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- OBSOLETE
- Datasheet
- ADC12138CIWM/NOPB 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 ADC12138CIWM/NOPB?
- Self-calibrating 12-bit plus sign ADC eliminates manual offset and gain trim for high accuracy data acquisition
- 8-channel analog multiplexer with integrated sample-and-hold enables multi-channel scanning with a single converter
- Successive approximation architecture with 8.8 µs maximum conversion time and 0.0488% linearity error for precise measurements
What is ADC12138CIWM/NOPB used for?
The ADC12138CIWM/NOPB is well-suited for industrial data acquisition systems, process control instrumentation, and medical measurement equipment requiring high-accuracy multi-channel analog conversion. Its self-calibration feature ensures long-term measurement accuracy without manual adjustment, making it ideal for temperature monitoring, pressure sensing, and sensor signal conditioning applications. The serial SPI-compatible interface simplifies integration with microcontrollers and DSPs in embedded measurement systems.
What are the specifications of ADC12138CIWM/NOPB?
| YTEOL | 0 |
| Analog Input Voltage-Max | 5.55V |
| Analog Input Voltage-Min | -0.05 V |
| Conversion Time-Max | 8.8 µs |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.0488% |
| Number of Analog In Channels | 8 |
| Number of Bits | 12 |
| Number of Functions | 1 |
| Output Bit Code | 2S COMPLEMENT BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP28,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Sample and Hold / Track and Hold | SAMPLE |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | MATTE TIN |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| 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 3 |
| HTS Code | 8542.39.00.30 |
Where can I find the ADC12138CIWM/NOPB datasheet?
ADC12138CIWM/NOPB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for ADC12138CIWM/NOPB?
Compatible alternatives and drop-in replacements for ADC12138CIWM/NOPB:
12-Bit, 1 Func, 8 Channel, Serial Access, CMOS, PDSO28
Frequently Asked Questions
How many analog input channels does the ADC12138CIWM/NOPB support?
The ADC12138CIWM/NOPB features an 8-channel analog multiplexer, allowing it to convert signals from up to 8 different analog sources sequentially using a single 12-bit ADC core, reducing component count in multi-channel applications.
What is the conversion time of the ADC12138CIWM/NOPB?
The maximum conversion time for the ADC12138CIWM/NOPB is 8.8 microseconds, enabling throughput rates suitable for moderate-speed data acquisition and process control applications with multiple channels being scanned.
What makes the ADC12138CIWM/NOPB self-calibrating and why is that important?
The ADC12138CIWM/NOPB includes an internal calibration routine that automatically corrects offset and gain errors, maintaining 12-bit accuracy (0.0488% linearity error) over temperature and time without requiring external trimming or manual calibration procedures.
What package does the ADC12138CIWM/NOPB use?
The ADC12138CIWM/NOPB is housed in a 28-pin SOIC (Small Outline IC) surface-mount package, designated R-PDSO-G28, which provides a compact footprint for PCB integration while supporting standard pick-and-place assembly.
What is the analog input voltage range for the ADC12138CIWM/NOPB?
The ADC12138CIWM/NOPB accepts analog input voltages from -0.05V minimum to 5.55V maximum, making it directly compatible with standard 5V signal conditioning circuits and sensor outputs without additional level shifting.
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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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