ADC08031BIWMX Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The ADC08031BIWMX is an 8-bit, single-channel successive approximation analog-to-digital converter from Texas Instruments with serial SPI-compatible output in a dual-in-line package. It converts analog signals with up to 100 kHz sampling rate for microcontroller-based data acquisition. Available from authorized global distributors for embedded system and instrumentation designs.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- ADC08031BIWMX Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of ADC08031BIWMX?
- 8-bit resolution with single-channel successive approximation conversion provides straightforward analog digitization for microcontroller-based sensor interfaces at up to 100 kHz sampling rates
- Serial SPI-compatible output interface minimizes pin count connection to MCUs and eliminates the wide parallel bus routing required by parallel-output ADC alternatives
- Dual-in-line package enables breadboard prototyping and through-hole PCB assembly for rapid development, legacy industrial equipment, and educational system designs
What is ADC08031BIWMX used for?
The ADC08031BIWMX is used in low-to-mid speed data acquisition systems, microcontroller-based sensor readout boards, and industrial monitoring instruments that require 8-bit digitization of temperature, pressure, or position sensor signals via a simple 3-wire serial interface. Its single-channel architecture is well-suited for embedded system prototyping, academic laboratory experiments, and legacy industrial control panels where through-hole DIP mounting is preferred over surface-mount components. The device also fits battery-monitoring circuits, audio level meters, and simple process controllers where 8-bit resolution and 100 kHz sample rates are sufficient for the application.
What are the specifications of ADC08031BIWMX?
| Reach Compliance Code | Unknown |
| YTEOL | 0 |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.30 |
Where can I find the ADC08031BIWMX datasheet?
ADC08031BIWMX Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for ADC08031BIWMX?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What resolution and sampling rate does ADC08031BIWMX provide for a microcontroller-based temperature sensor design?
The ADC08031BIWMX provides 8-bit resolution, yielding 256 discrete output codes across the input voltage range, with a maximum sampling rate of approximately 100 kHz. For a temperature sensor with a 10 mV/°C output spanning 0 V to 2.56 V representing 0°C to 256°C, each LSB corresponds to 10 mV or 1°C resolution, which is adequate for HVAC controls, industrial oven monitoring, and environmental data logging applications.
How does ADC08031BIWMX's serial SPI interface reduce wiring complexity compared to parallel-output 8-bit ADCs in an embedded design?
A parallel-output 8-bit ADC requires 8 data lines plus control signals, consuming 10 to 12 microcontroller GPIO pins. The ADC08031BIWMX uses a 3-wire serial interface (clock, data, chip select) that occupies only 3 GPIO pins on the microcontroller, freeing 7 to 9 pins for other peripherals. This pin reduction is significant in space-constrained 8-pin or 14-pin microcontroller designs where GPIO is scarce and PCB routing simplicity reduces layout time.
For a legacy industrial control panel retrofit, what assembly and tooling advantages does the DIP package of ADC08031BIWMX provide?
The dual-in-line (DIP) package uses through-hole pins with 2.54 mm (100 mil) pitch, compatible with standard breadboards and prototype DIP sockets for quick insertion and removal during development. Wave soldering and hand soldering with standard 0.8 mm solder wire are both straightforward at 2.54 mm pitch. No reflow oven, stencil printing, or fine-pitch pick-and-place machinery is required, reducing tooling costs for small-batch industrial retrofit and repair work where SMT assembly infrastructure is unavailable.
How should designers evaluate ADC08031BIWMX against a more modern 12-bit SPI ADC for a new industrial sensor node design?
For new designs with long production horizons, a modern 12-bit SPI ADC provides 16x finer resolution (4096 codes vs 256 codes) and typically offers lower supply current under 1 mA at 100 kHz. The ADC08031BIWMX's 8-bit resolution maps to roughly 0.39% full-scale accuracy, which may be insufficient for precision measurements requiring better than 1% accuracy. However, for cost-sensitive designs where 1% accuracy suffices, the ADC08031BIWMX remains a viable lower-cost option, and its DIP package provides mechanical durability advantages in vibration-prone industrial enclosures.
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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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