MPC506AUG4 - 16:1 Analog Multiplexer | Texas Instruments
MPN: MPC506AUG4 ✓ فعالMPC506AUG4 نمای کلی
An analog multiplexer is an interface IC that routes one of several analog input channels to a common output. It sits within the hierarchy of analog switch, multiplexer, interface IC, and semiconductor. A single-ended 16:1 device uses one signal conductor per channel, making it suitable for systems that select among multiple voltage-based sensor, measurement, or control signals. The MPC506AUG4 provides that selection function while adding protection against excessive analog input voltage.
The 70 VPP analog overvoltage protection is the part's most distinctive feature. According to the Texas Instruments MPC506A data sheet, input signals may exceed the power-supply voltages without damaging the multiplexer or disturbing other channels. This allows the selected channel to handle overvoltage conditions while the device maintains signal fidelity. Break-before-make switching provides an additional transition-control characteristic during channel changes.
The MPC506AUG4 is identified as a 16-channel single-ended multiplexer, while the broader MPC506 family also includes an 8-channel differential multiplexer. Its 1.5 kOhm on-resistance is suitable for moderate-impedance analog networks, and the ±15 V specified analog signal range supports applications using bipolar analog levels. The 28-pin SOIC package supports conventional surface-mount PCB assembly.
Typical uses include multichannel data acquisition, automated test equipment, instrumentation, industrial control, and signal routing where multiple analog sources must share one downstream converter or amplifier. Its input-overvoltage tolerance is particularly useful when long external lines or field-connected sources can present transients above the local supply rails.
When designing around the MPC506AUG4, verify the absolute maximum analog input voltage, supply sequence, channel-switching behavior, and external source impedance. Because the verified product data does not provide a complete pin map, channel conductor resistance, charge injection, or off-state leakage, those values must be confirmed in the manufacturer data sheet before a new layout is released.
This product record consolidates the verified distributor and manufacturer information into an engineering-focused view of protection, switching, packaging, procurement, and design constraints. It also clearly separates confirmed parameters from values that still require datasheet verification, helping engineers evaluate the MPC506AUG4 without overlooking analog protection or PCB-compatibility requirements.
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درخواست جایگزینMPC506AUG4 مشخصات
| Product Type | 16-channel single-ended CMOS analog multiplexer |
| Multiplexer Configuration | 16:1 |
| Number of Circuits | 1 circuit |
| Number of Channels | 16 channels |
| On-Resistance | 1.5 kOhm |
| Analog Overvoltage Protection | 70 VPP |
| Analog Signal Range | -15 V to +15 V |
| Standby Power | 7.5 mW typical |
| Switching Behavior | Break-before-make |
| Overvoltage Channel Interaction | No channel interaction during overvoltage |
| بسته‌بندی | 28-pin SOIC |
| Number of Terminals | 28 terminals |
| Package Code | SOP |
| Package Shape | Rectangular |
| نوع نصب | Surface mount |
| Temperature Grade | Industrial |
| وضعیت RoHS | RoHS compliant |
| Lead-Free Status | Lead free |
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کاربردهای معمول
MPC506AUG4 مناسب است برای 6 کاربردs: Automated Test Equipment, Multichannel Data Acquisition, Industrial Sensor Signal Routing, Process Control Signal Conditioning, Instrumentation Signal Multiplexing, Field-Wired Analog Multiplexing.
Automated Test Equipment
The MPC506AUG4 fits automated test systems that must route one of 16 single-ended analog sources to a shared measurement amplifier or converter. Its 16:1 configuration reduces the number of external signal connections, while 1.5 kOhm on-resistance is suitable for moderate-impedance measurement paths. The specified 70 VPP analog overvoltage protection and absence of channel interaction during overvoltage improve robustness when test channels are connected to unfamiliar fixtures. Break-before-make operation provides defined transition behavior, although switching time, settling time, bandwidth, and injection must be confirmed from the manufacturer data sheet before defining test accuracy.
Multichannel Data Acquisition
In a multichannel data-acquisition system, the MPC506AUG4 can select among 16 single-ended sensor outputs and present one channel to an ADC input. The 1.5 kOhm on-resistance provides a defined source impedance for the selected path, and the ±15 V analog signal range identifies the intended operating signal class. Its industrial temperature grade suits equipment designed for controlled industrial environments. Designers should verify channel leakage, charge injection, acquisition settling, and ADC acquisition requirements because those values are not present in the verified search excerpts.
Industrial Sensor Signal Routing
The MPC506AUG4 is applicable to centralized industrial sensor routing when multiple voltage-based sensors share one signal-conditioning channel. Its 16-channel single-ended architecture consolidates connections, while the 70 VPP overvoltage rating can protect the selected path from excessive field-signal excursions. The no-channel-interaction specification helps avoid disturbance of other channels during an overvoltage event. A complete design must still confirm supply voltages, input absolute maximum ratings, source impedance, leakage, and channel-switching timing against the official Texas Instruments data sheet.
Process Control Signal Conditioning
Process-control systems can use the MPC506AUG4 to select among 16 single-ended control or measurement signals before amplification and conversion. The 16:1 architecture supports compact signal routing, and the 1.5 kOhm on-resistance provides a known series resistance for the selected channel. Overvoltage protection to 70 VPP may improve tolerance of abnormal input conditions, while break-before-make switching avoids making-before-break overlap. Engineers should validate accuracy against injection, leakage, settling, and bandwidth specifications that remain unavailable in the supplied distributor excerpts.
Instrumentation Signal Multiplexing
The MPC506AUG4 supports bench and portable instrumentation that accepts more analog sources than the front end can process sequentially. A 16-channel single-ended selector can feed a shared buffer, measurement ADC, or display channel, reducing connector and analog-front-end complexity. Its surface-mount 28-pin SOIC package is compatible with conventional PCB assembly, and the industrial temperature grade supports industrial equipment. Signal-chain error budgets should include the 1.5 kOhm on-resistance, source impedance, leakage, charge injection, and crosstalk after their numerical values are obtained from the manufacturer data sheet.
Field-Wired Analog Multiplexing
The MPC506AUG4 can serve in field-wired analog systems where long cables or external connectors increase the chance of an excessive input excursion. Texas Instruments specifies 70 VPP analog overvoltage protection and states that the overvoltage condition does not disturb the signal path of other channels. That behavior is especially useful where many inputs share a common protected processing path. Protection is not a substitute for surge-current components, isolation, or proper grounding, so the complete interface must be reviewed against the device's absolute maximum ratings and supply requirements.
داده‌های مرجع مهندسی برای MPC506AUG4 — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول |
|---|---|
| Package | 28-pin SOIC |
| Brand | Texas Instruments |
| Product Type | 16-channel single-ended CMOS analog multiplexer |
| Multiplexer Configuration | 16:1 |
| — | 1 circuit |
| On-Resistance | 1.5 kOhm |
| Analog Overvoltage Protection | 70 VPP |
| Analog Signal Range | -15 V to +15 V |
| Standby Power | 7.5 mW typical |
| Switching Behavior | Break-before-make |
تفاوت‌های کلیدی
- High analog overvoltage protection (در مقابلGeneric 16:1 analog multiplexer)
- Defined transition behavior (در مقابلBasic 16:1 analog switch)
- Integration of channel selection and input protection (در مقابلDiscrete analog switch plus external protection network)
یادداشت‌های طراحی
Treat the 1.5 kOhm on-resistance as part of the source impedance seen by the downstream amplifier or ADC. The selected sensor's output impedance adds to this value, so divider ratios, ADC acquisition time, and amplifier settling behavior may need recalculation. Keep the selected channel away from the output of a high-impedance source when leakage and thermal effects are significant.
Do not confuse the 70 VPP analog overvoltage-protection statement with permission to exceed every absolute maximum rating. The supply voltages, input-current limits, power-supply sequencing, and maximum analog input conditions must be checked individually in the official data sheet. Add appropriate external surge and fault protection when field wiring can exceed the mux's supported conditions.
Place the device and bypass capacitors according to the manufacturer application and layout guidance once the complete pin map is confirmed. Route each analog channel away from switching nodes and high-current return paths, use a continuous ground reference where practical, and keep the unused-channel tie-offs consistent with the selected operating mode. PCB creepage and clearance must be checked against the actual overvoltage environment.
اطلاعات انطباق
RoHS-compliant and lead-free status are stated by the verified component data. No verified REACH, halogen-free, conflict-minerals, or automotive qualification information was supplied.