MCP4252-103E/UN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4252-103E/UN is a dual-channel 10 kOhm digital potentiometer with 257 wiper positions and SPI increment/decrement interface in MSOP-10 package. Operates from 1.8 V to 5.5 V with 1 kHz bandwidth. Available from stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- MCP4252-103E/UN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8370(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP4252-103E/UN?
- Dual independent 10 kOhm channels in a single MSOP-10 package, halving board area versus two discrete potentiometers in stereo or differential applications
- 257-position wiper resolution provides sub-40 Ohm step increments for precise closed-loop gain and offset calibration
- SPI increment/decrement interface with 1.8 V to 5.5 V compatibility integrates directly with low-power 3.3 V microcontrollers without level translation
What is MCP4252-103E/UN used for?
MCP4252-103E/UN is ideal for stereo audio balance controls, differential amplifier gain trimming, and dual-axis sensor calibration circuits that require two independently adjustable resistances in one compact MSOP-10 body. Its 257-position resolution and 1 kHz bandwidth support real-time adaptive filtering in hearing-aid front-ends and portable medical devices operating from 1.8 V to 5.5 V. Industrial programmable power supplies and instrumentation amplifier offset networks also rely on its dual-channel architecture to simultaneously adjust coarse and fine trim paths.
What are the specifications of MCP4252-103E/UN?
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-10 |
| Factory Lead Time | 6Weeks |
| YTEOL | 9 |
| Bandwidth-Nom | 1kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | S-PDSO-G10 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Positions | 257 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP10,.19,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| 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 | YES |
| Technology | CMOS |
| Temperature Coefficient-Nom | 150ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Total Resistance-Nom | 10000Ω |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP4252-103E/UN datasheet?
MCP4252-103E/UN Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4252-103E/UN?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many wiper positions does MCP4252-103E/UN offer and what resistance step size does that translate to?
The MCP4252-103E/UN provides 257 wiper positions across a 10 kOhm end-to-end resistance, resulting in a nominal step increment of approximately 39 Ohm per position. This resolution is sufficient for precision gain adjustments in instrumentation amplifiers and fine tuning of filter cutoff frequencies between 100 Hz and 10 kHz in active filter designs.
What advantages does MCP4252-103E/UN offer over two separate single-channel digital potentiometers in a stereo design?
MCP4252-103E/UN integrates 2 independent 10 kOhm channels in one MSOP-10 package, reducing component count by 1 IC and saving roughly 10 mm2 of PCB area compared with using two separate 8-pin devices. Both channels share a single SPI bus connection, cutting GPIO requirements to 3 pins for CS, SCK, and SI while still allowing independent step-by-step control of each channel.
Which supply voltage rails is MCP4252-103E/UN compatible with for use in mixed-voltage embedded systems?
MCP4252-103E/UN operates from 1.8 V to 5.5 V, covering 1.8 V ultra-low-power processors, 3.3 V ARM Cortex-M systems, and 5 V AVR or PIC microcontrollers without any level-shifting circuitry. Its 1 kHz bandwidth and 6-week factory lead time make it a readily available solution for production runs requiring dual-channel analog control in compact mixed-signal boards.
For an automatic gain control loop, how quickly can firmware update MCP4252-103E/UN wiper positions?
The SPI increment/decrement interface supports clock rates up to 10 MHz, allowing firmware to step the wiper position across all 257 levels in under 30 µs per channel. This response time is fast enough for audio AGC loops that must track signal envelope changes at 1 kHz bandwidth, making MCP4252-103E/UN a practical solution in hearing-aid and active noise-cancellation applications.
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About Microchip
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2400 | $1.24 |
| 5+ | $1.1200 | $5.60 |
| 25+ | $1.0700 | $26.75 |
| 100+ | $0.9300 | $93.00 |
| 1000+ | $0.8900 | $890.00 |
| 5000+ | $0.8370 | $4185.00 |
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