TLV0831CP - 8-Bit, 49 kSPS Differential ADC | Texas Instruments
料号： TLV0831CP ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
TLV0831CP 概述
An ADC is a data-conversion IC that transforms an analog voltage into a digital code for processing, measurement, or control. The TLV0831 belongs to the ADC/DAC category within integrated circuits, and more specifically to the low-speed, low-resolution SAR ADC segment. Its compact function is useful when a system needs modest measurement resolution, straightforward serial communication, and low-voltage operation rather than high-bandwidth or high-resolution conversion.
The TLV0831 family's principal features include 8-bit resolution, 49 kSPS conversion speed, one multiplexed input channel, and configurable single-ended or differential input operation. The verified manufacturer listing identifies a serial-output interface and ratiometric or VCC-referenced operation. These features allow the converter to pair with microcontrollers or operate in a relatively simple standalone measurement arrangement.
The TLV0831 uses successive-approximation conversion, in which the integrated circuit determines one output bit per comparison step. A serial interface reduces the required connection count compared with a parallel ADC and suits systems where wiring density, board area, or processor pin availability matters. Differential operation can help reject common-mode disturbances when the input source can provide paired signals, while single-ended configuration broadens its use with ordinary sensor outputs.
Typical uses include battery-powered industrial sensing, temperature or position monitoring, process-control instrumentation, and low-speed data logging. The 49 kSPS rate supports continuously updated measurements while keeping the resolution and interface suited to modest embedded-control tasks. The DIP package is also useful for prototypes, educational assemblies, and through-hole production processes where a surface-mount package would be inconvenient.
When designing around the TLV0831CP, verify the exact acquisition timing, input range, reference method, and digital logic levels against the manufacturer datasheet. Treat the input source impedance, sampling charge, and the time allotted for a conversion as a combined system constraint. The verified distributor listing does not provide complete timing, accuracy, and absolute-maximum ratings, so those values must be confirmed before production release rather than inferred from the product summary.
This page consolidates the verified manufacturer and distributor information for the TLV0831CP, adds practical application guidance, and clearly separates known specifications from parameters that still require datasheet confirmation.
直接替换替代料： TLV0831CP ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
TLV0831CPE4
✅ 直接替换📋 参考替代料（不在目录中）
TLV0831CP 最大额定值与电气特性
| 分辨率 | 8 bit |
| Conversion Rate | 49 kSPS |
| Converter Type | Successive-approximation (SAR) |
| Number of Input Channels | 1 channel |
| Architecture | Multiplexed twin channels with single-ended or differential input options |
| Input Type | Differential input, configurable as single-ended input |
| Output Interface | Serial output |
| 电源电压 | Up to 3.6 V |
| 输入电压范围 | 0 V to VCC |
| Reference Method | Ratiometric or VCC reference |
| Microprocessor Interface | Easy microprocessor interface or standalone operation |
| 封装 | 8-PDIP |
| 引脚数量 | 8 pins |
| 安装类型 | Through-hole |
TLV0831CP 8-pdip 引脚配置指南
TLV0831CP（8-pdip 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： TLV0831CP.
请参阅 数据手册 以查看完整引脚配置。
典型应用
TLV0831CP 适用于 6 应用s: Industrial Temperature and Pressure Sensing, Battery-Powered Environmental Monitoring, Process Control and Setpoint Monitoring, Educational and Through-Hole Prototyping, Low-Speed Data Logging and Instrumentation, Position and Potentiometer Feedback.
Industrial Temperature and Pressure Sensing
The TLV0831CP fits low-speed industrial measurement when the sensor produces a single-ended voltage within the 0 V to VCC input range. Its 8-bit resolution gives 256 code levels, while the 49 kSPS conversion capability provides more frequent updates than a slow display-oriented converter. Place conditioned sensor output on the analog input and read the serial result through a microcontroller or simple control logic. Verify the sensor output impedance and the converter's acquisition-time requirement because the supplied source does not quantify either value. For production, also confirm whether 8-bit quantization is sufficient for the required temperature or pressure accuracy.
推荐
Battery-Powered Environmental Monitoring
TLV0831CP is appropriate for a compact environmental node that periodically samples a slow analog sensor. The verified 3.6 V maximum supply aligns with low-voltage battery-powered designs, and the serial interface reduces the number of connections required to a microcontroller. Its single-ended input mode simplifies connection to a resistive divider, thermistor, or basic gas-sensor conditioning stage. The 49 kSPS maximum rate allows rapid sampling during calibration or event capture while leaving clocking and power-management control to the host. Battery life, however, depends on the converter's actual operating current, which is not provided in the verified data and must be checked before calculation.
推荐
Process Control and Setpoint Monitoring
The TLV0831CP can digitize a slow process-control signal such as a valve-position, level, or actuator feedback measurement. Its configurable differential input provides a path for rejecting common-mode noise when both signal and return paths are available, while single-ended operation covers simpler sensor interfaces. The 8-bit output is adequate for coarse supervisory feedback or a simple proportional adjustment, and the 49 kSPS rate supports frequent loop updates. Check the exact differential common-mode range and conversion timing before using the part in a feedback loop. Critical control decisions should consider whether 256 quantization levels and unverified offset and linearity specifications provide sufficient control resolution.
推荐
Educational and Through-Hole Prototyping
The 8-PDIP package makes the TLV0831CP convenient for breadboards, student laboratories, and through-hole prototypes that would be difficult to assemble with a fine-pitch surface-mount ADC. A microcontroller can generate the serial-control timing and read the converted code without requiring a wide parallel bus. The documented 8-bit resolution and 49 kSPS rate allow demonstrations of sampling, quantization, filtering, and sensor interfacing. Before wiring, obtain the official pin table and confirm the device's supply, common, analog-input, and serial-signal pin assignments. The DIP footprint also offers a useful path for proving an analog front end before deciding whether to redesign around a smaller production package.
推荐
Low-Speed Data Logging and Instrumentation
TLV0831CP can digitize slowly changing analog channels in a compact measurement instrument when 8-bit resolution is acceptable. Its multiplexed input architecture can support multiple source options, while the serial output limits wiring and connector demands. A controller such as an STM32 or MSP430 can timestamp samples and store them locally or transmit them through a communications interface. The 49 kSPS rate supports rates far above typical slow logging requirements. Before deployment, verify channel-switching behavior and acquisition time, because those details are not included in the supplied snippets. A reference-based architecture may also be preferable when ratiometric compensation must track supply variation.
推荐
Position and Potentiometer Feedback
The TLV0831CP is a candidate for reading a potentiometer or resistive position sensor in a slow motion-control system. A divider connected between the supply and ground can produce a signal inside the 0 V to VCC input range, and the ADC provides a compact digital position indication. The 8-bit result yields 256 nominal codes, which can be adequate for coarse position indication but may create dead zones in precision positioning. The 49 kSPS capability can support responsive sampling without the complexity of a parallel ADC bus. Confirm the recommended source resistance and acquisition timing in the official datasheet, since the supplied data does not specify input impedance or sampling requirements.
推荐
推荐产品汇总
工程参考数据： TLV0831CP ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | TLV0831CPE4 |
|---|---|---|
| Package | 8-PDIP | 8-PDIP - same package |
| Brand | Texas Instruments | Texas Instruments |
| Resolution | 8 bit | 8 bit |
| Conversion Rate | 49 kSPS | 49 kSPS |
| Converter Type | Successive-approximation (SAR) | Successive-approximation (SAR) |
| Number of Input Channels | 1 channel | 1 channel |
| Input Configuration | Differential or single-ended | Differential or single-ended |
| Output Interface | Serial output | Serial output |
| Maximum Supply Voltage | 3.6 V | 3.6 V |
| Input Range | 0 V to VCC | 0 V to VCC |
| Reference Method | Ratiometric or VCC reference | Ratiometric or VCC reference |
关键差异点
- Documented dual input-mode flexibility （对比 TLV0831CPE4)
- Low-voltage serial conversion （对比 TLV0831CPE4)
- Through-hole accessibility （对比 TLV0831CPE4)
设计说明
Do not substitute a generic 8-bit ADC solely because its resolution and sample rate look similar. The verified TLV0831CP data establishes 8-bit resolution, 49 kSPS, serial output, and configurable differential or single-ended input, but the supplied excerpts do not provide the complete pinout, acquisition time, input impedance, or absolute-maximum ratings. Verify those points in the manufacturer datasheet before PCB release, particularly if TLV0831CPE4 is considered as the replacement order code.
Treat the analog source impedance and acquisition timing as one design constraint. A sensor divider or amplifier output must charge the ADC's internal sample-and-hold network quickly enough before the next conversion. The supplied snippets do not state input impedance or acquisition time, so use the manufacturer's recommended source-resistance limits and acquisition timing. Place the source directly at the analog input and keep the analog trace away from serial clock and data lines.
The verified family data identifies operation up to 3.6 V and input signaling from 0 V to VCC. Do not assume that the VCC reference or ratiometric mode gives the same accuracy or scale behavior under changing supply conditions. Decouple the supply close to the device with the capacitance recommended by the datasheet, provide a clean ground reference, and evaluate scale-factor error against the precision required by the measurement.
The 8-PDIP format supports straightforward through-hole prototyping and inspection, but signal-integrity layout still matters. Route the analog input directly to its pin, keep the input trace compact, and place any input filtering network close to the converter so that added capacitance does not interfere with acquisition. Confirm the official pin table and package drawing before assigning connector positions or applying a footprint that differs from the verified 8-PDIP outline.
合规信息
The verified search excerpts do not provide explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements. These fields remain unknown rather than inferred.
