MCP4232-103E/UN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4232-103E/UN is a dual-channel 10 kOhm digital potentiometer with 129 wiper positions, SPI increment/decrement control, and 1 kHz bandwidth in a compact MSOP-10 package. RoHS lead-free e3 compliant. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- MCP4232-103E/UN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7930(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
- Dual-channel 10 kOhm digital potentiometer with 129-step wiper resolution via SPI increment/decrement interface
- Compact MSOP-10 package (smaller than SOIC-14) for space-constrained dual-channel resistance control on dense PCBs
- 1 kHz nominal bandwidth supports low-frequency analog signal conditioning in audio, sensor calibration, and gain-setting circuits
Applications
The MCP4232-103E/UN provides independent digital control of 2 resistive channels for audio volume, programmable gain amplifiers, and sensor offset calibration circuits. The MSOP-10 package is significantly smaller than SOIC-14 equivalents, making it the preferred choice for space-constrained portable instruments and wearable devices. Both channels are accessible over a shared SPI bus, simplifying firmware and reducing MCU pin requirements.
Specifications
| 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 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does MCP4232-103E/UN in MSOP-10 compare in board size to MCP4241-103E/SL in SOIC-14 for dual-channel potentiometer designs?
The MSOP-10 package of MCP4232-103E/UN has a body approximately 3 mm x 3 mm with 0.5 mm pin pitch, versus the SOIC-14 body of about 8.65 mm x 3.9 mm at 1.27 mm pitch. This makes the MCP4232-103E/UN roughly 4 times smaller in footprint, critical for handheld instruments and wearable designs requiring dual 10 kOhm digital potentiometer control in minimal board space.
For a programmable gain amplifier with 2 stages, how does the 129-step resolution of MCP4232-103E/UN affect gain accuracy?
With 129 steps over 10 kOhm, each step represents approximately 78 Ohm of resistance change. In a feedback network of a non-inverting amplifier, this determines gain increment size; a designer can calculate the resulting gain step per wiper move to validate that 129-step resolution meets the application's tuning accuracy requirement within the 1 kHz bandwidth range.
When would MCP4232-103E/UN be the preferred procurement choice over a single-channel 10 kOhm digital potentiometer?
MCP4232-103E/UN is preferred when a design needs 2 independent 10 kOhm adjustable resistors because a single dual-channel device reduces BOM line items, lowers assembly cost, and saves board space compared to 2 separate single-channel potentiometers. The 6-week factory lead time and lead-free e3 compliance also simplify procurement for volume production with reliable supply chain planning.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2000 | $1.20 |
| 100+ | $0.8900 | $89.00 |
| 1000+ | $0.8700 | $870.00 |
| 5000+ | $0.8000 | $4000.00 |
| 7500+ | $0.7980 | $5985.00 |
| 10000+ | $0.7930 | $7930.00 |
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