MPC509AP - 16V 4:1 Differential Analog Multiplexer | Texas Instruments
부품 번호: MPC509AP ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
MPC509AP 개요
An analog multiplexer is a switching IC that routes one of several input signals to a common output under digital control. A differential 4:1 architecture carries two related signal paths simultaneously, allowing common-mode and differential measurements, programmable gain stages, data acquisition, and automated test equipment. The MPC509AP combines this function in a through-hole PDIP package, making it suitable for conventional PCBs, prototypes, and legacy industrial systems.
Key features include 70 Vpp analog overvoltage protection, break-before-make switching, no channel interaction during overvoltage, an analog signal range of ±15 V, and 7.5 mW typical standby power. These features help protect downstream circuitry and reduce switching transients when the selected input changes. The distributor description identifies the part as a two-circuit IC switch with 1.5 kOhm resistance and a 16-PDIP package.
The MPC509 family is intended for precision analog routing where input isolation and controlled transitions are important. Overvoltage protection is especially relevant when external test leads, sensor wiring, or long cables can expose the multiplexer to transients beyond the nominal signal range. Break-before-make switching helps prevent the previous channel and the new channel from being connected simultaneously during selection changes.
Typical applications include automated test equipment, data-acquisition systems, process-control interfaces, analog signal routing, instrumentation, and legacy control systems. The ±15 V analog range suits bipolar sensor and measurement circuits, while the differential configuration can reduce common-mode effects when paired with suitable differential amplifiers. System designers should still verify the complete signal path, control levels, pinout, and timing against the manufacturer datasheet.
The principal design consideration is ensuring that external transients remain within the device's protected and operating conditions. Place appropriate input protection and grounding close to the package, and use the manufacturer-specified control and address sequencing for stable channel selection. This page combines verified distributor descriptions, manufacturer product information, and practical engineering guidance for engineers evaluating the MPC509AP.
드롭인 대체품: MPC509AP — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
CD74HC4051M
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
HCTL-2017-A00
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MPC508A
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
MPC509A
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
MPC509
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
MPC509AP 사양
| Product Type | 4:1 differential analog multiplexer |
| Number of Channels | 1 differential channel |
| Analog Switch Circuits | 2 circuits |
| Nominal Supply Voltage | 16 V |
| Analog Signal Range | -15 V to +15 V |
| On Resistance | 1.5 kOhm |
| Analog Overvoltage Protection | 70 Vpp |
| Switching Behavior | Break-before-make |
| Channel Interaction During Overvoltage | None |
| Standby Power | 7.5 mW typical |
| 패키지 | 16-pin PDIP |
| 핀 수 | 16 pins |
| 실장 유형 | Through-hole |
| Manufacturer Description | 16 V, 4:1 differential, 1-channel analog multiplexer |
MPC509AP 16-pin pdip 핀 구성 가이드
MPC509AP(16-pin pdip 패키지)의 핀 구성입니다. 핀 번호, 기능, 연결 다이어그램은 제조사 데이터시트에 정의되어 있습니다. 정확한 풋프린트와 솔더링 지침은 해당 문서를 참조하십시오.
다음에 대한 상세 핀아웃 데이터 없음: MPC509AP.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
MPC509AP 적합 용도: 6 애플리케이션s: Automated Test Equipment, Data-Acquisition Systems, Process-Control Interfaces, Analog Instrumentation, Sensor Signal Multiplexing, Legacy Control Systems.
Automated Test Equipment
The MPC509AP fits automated test-equipment signal routing because it selects one of four differential sources for a measurement path while supporting bipolar signals from -15 V to +15 V. Its listed 1.5 kOhm resistance and 70 Vpp analog overvoltage protection are useful when test-fixture wiring and external leads are exposed to transients. The 4:1 topology can reduce the number of dedicated front-end channels, although system designers should verify switching time, leakage, off isolation, and logic levels before using it for high-accuracy measurements.
추천
Data-Acquisition Systems
The MPC509AP is suitable for multiplexed data-acquisition front ends that must select several differential analog inputs without bringing all sources onto the same bus continuously. Its four-input, one-channel differential arrangement supports instrumentation architectures with selectable sensor or test sources, while break-before-make switching helps prevent two external sources from being momentarily connected together. The nominal 16 V supply and ±15 V signal range align with many bipolar industrial measurement circuits, but complete timing and input-capacitance data must be obtained from the manufacturer datasheet.
추천
Process-Control Interfaces
The MPC509AP can route differential process signals when a controller must select one of several sensor or test points for further signal conditioning. Its bipolar ±15 V analog range is useful for industrial interfaces that operate around a zero-centered signal reference, and the 70 Vpp overvoltage-protection feature adds a layer of robustness around externally wired equipment. Engineers should still add appropriate fusing, surge protection, input filtering, and grounding because the listed protection value is not a complete system safety rating.
추천
Analog Instrumentation
The MPC509AP fits analog instrumentation requiring selectable differential inputs rather than a fixed sensor connection. A selectable 4:1 arrangement can let a meter, controller, or signal-conditioning assembly reuse one downstream amplifier or converter across multiple sources. The device's stated 1.5 kOhm resistance should be included in source-loading and gain-error analysis, while the ±15 V signal range should be checked against sensor headroom and common-mode limits. The 16-pin PDIP format is convenient for laboratory and legacy through-hole designs.
추천
Sensor Signal Multiplexing
The MPC509AP can serve as a front-end selector when several differential sensors or conditioned sensor outputs must reach one measurement channel. The 4:1 differential configuration preserves the paired signal path, while the listed overvoltage protection is relevant for long sensor cables and exposed equipment interconnects. Designers should validate whether the sensor's signal amplitude, bandwidth, source impedance, and common-mode range are compatible with the MPC509AP, and should confirm the complete pinout and control timing from the official datasheet.
추천
Legacy Control Systems
The MPC509AP through-hole PDIP package is useful in legacy industrial control and measurement systems that use conventional through-hole boards and require analog channel selection. Its stated 16 V operating voltage, ±15 V analog range, and break-before-make switching support established bipolar signal-routing architectures, while 70 Vpp overvoltage protection can improve robustness in exposed analog interfaces. Replacement decisions should focus on the exact pinout, control levels, timing, and lifecycle availability rather than only the 4:1 multiplexer description.
추천
추천 제품 요약
엔지니어링 참조 데이터: MPC509AP — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | CD74HC4051M | HCTL-2017-A00 | MPC508A | MPC509A |
|---|---|---|---|---|---|
| Product Type | 4:1 differential analog multiplexer | 4:1 analog multiplexer candidate | Alternative candidate; exact function not verified | Related Texas Instruments multiplexer family | Related Texas Instruments ordering variant |
| Brand | Texas Instruments | Texas Instruments | Hewlett-Packard | Texas Instruments | Texas Instruments |
| Package | 16-pin PDIP | 16-pin PDIP candidate | 16-pin PDIP candidate | 16-pin PDIP candidate | 16-pin PDIP candidate |
| Drop-In Status | Target device | Candidate; verify pinout and ratings | Candidate; verify pinout and ratings | Candidate; verify pinout and ratings | Candidate; verify ordering code and ratings |
주요 차별점
- Differential 4:1 analog multiplexing (vs CD74HC4051M)
- Bipolar analog signal range (vs HCTL-2017-A00)
- Overvoltage protection (vs MPC508A)
- Controlled channel transitions (vs MPC509A)
설계 노트
Treat the 1.5 kOhm on resistance as part of the complete source-loading calculation. The selected sensor, test fixture, protection network, and downstream amplifier all contribute to the effective impedance seen by the MPC509AP. For high-impedance sources, verify input capacitance, leakage, and off isolation in the manufacturer datasheet; for low-impedance sources, check whether switch resistance materially changes gain or measurement accuracy.
Do not infer pin compatibility from the shared 16-pin PDIP description alone. Confirm every control input, differential-channel assignment, enable or standby connection, and package orientation against the official MPC509 datasheet. The supplied sources do not provide the complete pinout, so a replacement should not be populated solely because it is labeled as a 4:1 multiplexer.
Design the supply and return path around the stated 16 V operating voltage and verify the required logic levels before connecting control signals. The 7.5 mW typical standby-power figure is useful for estimating standby consumption, but it is not a substitute for operating-current and quiescent-current data. Add local decoupling and ensure analog and digital return currents do not share a noisy path through the measurement circuit.
Place protection, filtering, and channel-routing components close to the MPC509AP pins, especially when long cables connect to the selected analog inputs. Keep the differential pair routed together and provide a controlled return reference to reduce common-mode pickup. The 70 Vpp overvoltage-protection figure should be treated as a device feature, not as a substitute for correctly selected fuses, clamps, or surge protection.
규정 준수 정보
The supplied verified data does not include compliance declarations for MPC509AP. Obtain current RoHS, REACH, lead-free, halogen-free, conflict-minerals, and automotive-quality documentation from Texas Instruments or the authorized distributor before production release.