MCP4132-503E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip MCP4132-503E/P is a single-channel, 50 kΩ, 129-position SPI digital potentiometer in an 8-pin PDIP package, offering increment/decrement control and 0.2 kHz bandwidth. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP4132-503E/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6900(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 50 kΩ end-to-end resistance with 129 wiper positions provides fine 390 Ω per step resolution for precise analog adjustment
- SPI increment/decrement interface simplifies microcontroller integration without address-bus overhead
- 8-pin PDIP package enables breadboard prototyping and through-hole PCB assembly for rapid development
Applications
The MCP4132-503E/P is ideal for digitally controlled gain and attenuation circuits in audio equipment, instrumentation amplifiers, and sensor signal conditioning systems. Its 50 kΩ resistance range and 129-step resolution allow fine-grained calibration of analog front-ends in data acquisition cards and programmable filter networks. The part also suits volume control and bias adjustment in low-frequency analog systems requiring SPI command-driven resistance tuning.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 9 |
| Bandwidth-Nom | 0.2kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Positions | 129 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Resistance Law | LINEAR |
| Resistance Tolerance-Max | 20% |
| Resistor Terminal Voltage-Max | 5V |
| Supply Current-Max | 1mA |
| Supply Voltage-Nom | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Coefficient-Nom | 150ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Total Resistance-Nom | 50000Ω |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many wiper positions does the MCP4132-503E/P provide, and what resistance step size does that yield?
The MCP4132-503E/P offers 129 wiper positions across a 50 kΩ end-to-end resistance, yielding approximately 390 Ω per step. This resolution is suitable for fine-grained analog gain adjustment in instrumentation amplifiers, audio circuits, and sensor bias networks where coarse mechanical potentiometers lack repeatability.
What control interface does the MCP4132-503E/P use, and how does it integrate with common microcontrollers?
The MCP4132-503E/P uses an SPI-compatible increment/decrement interface, making it straightforward to connect to 8-bit and 32-bit microcontrollers such as AVR, PIC, or ARM devices with hardware SPI peripherals. The 8-pin PDIP package exposes CS, SCK, SDI, and SDO pins, enabling direct connection with standard SPI libraries and 3.3 V or 5 V logic levels.
What is the bandwidth of the MCP4132-503E/P, and what frequency range is it appropriate for?
The MCP4132-503E/P has a nominal bandwidth of 0.2 kHz, which limits its use to low-frequency applications such as audio tone control, DC offset adjustment, and slow calibration loops. For signal conditioning above 1 kHz, designers should consider MCP4131 or MCP4151 variants with higher bandwidth or use external op-amp stages to extend the usable frequency range.
Is MCP4132-503E/P RoHS compliant, and what is the typical lead time for procurement?
Yes, the MCP4132-503E/P carries JESD-609 code e3, confirming it is lead-free and RoHS compliant. Standard factory lead time is 8 weeks from Microchip's manufacturing pipeline, so designers should account for this in production scheduling and maintain buffer stock to avoid supply gaps in high-volume builds.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.9600 | $0.96 |
| 35+ | $0.9598 | $33.59 |
| 59+ | $0.7740 | $45.67 |
| 100+ | $0.7300 | $73.00 |
| 195+ | $0.7224 | $140.87 |
| 1000+ | $0.6900 | $690.00 |
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