MCP4662-103E/UN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4662-103E/UN is a dual-channel 10 kΩ digital potentiometer with 257 wiper positions controlled via I2C interface in a 10-pin MSOP package. Features non-volatile memory to retain wiper settings through power cycles and 1 kHz bandwidth for audio and control loop tuning applications. Available from stock worldwide with short lead times for embedded system designs.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- MCP4662-103E/UN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0000(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 kΩ digital potentiometer with 257 wiper positions
- Non-volatile memory retains wiper position through power cycles
- I2C interface with increment/decrement control for easy integration
- 1 kHz bandwidth suitable for audio and control applications
- 10-pin MSOP compact surface-mount package
- RoHS-compliant Pb-free construction
Applications
The MCP4662-103E/UN is ideal for digitally adjustable gain stages, offset trimming, and volume control in embedded audio systems where wiper position must be preserved across power cycles without microcontroller intervention. Its dual-channel configuration enables simultaneous adjustment of two independent 10 kΩ resistance paths via a single I2C bus, reducing component count in multi-channel calibration circuits. Industrial process controllers, programmable filters, and LCD brightness adjustment circuits benefit from its non-volatile setting retention and compact MSOP footprint.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-10 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Additional Feature | NON-VOLATILE MEMORY |
| Bandwidth-Nom | 1kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | S-PDSO-G10 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| 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 | 5.5V |
| Screening Level | TS 16949 |
| Supply Current-Max | 0.6mA |
| Supply Voltage-Nom | 2.7V |
| 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 |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Total Resistance-Nom | 10000Ω |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| 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 distinct resistance steps does MCP4662-103E/UN provide and what is the step resolution for a 10 kΩ pot?
The MCP4662-103E/UN offers 257 wiper positions over a 10 kΩ end-to-end resistance, giving a step resolution of approximately 39 Ω per step. This resolution is suitable for fine-tuning gain, offset, and voltage division in precision analog circuits where 0.4% incremental control is sufficient for the application.
What advantage does the non-volatile memory of MCP4662-103E/UN provide in a battery-backed industrial controller?
The non-volatile memory stores the current wiper position for both channels so the device powers up to the last programmed resistance setting without requiring I2C initialization from the host microcontroller. In industrial controllers where power-up sequence is unpredictable, this ensures the analog gain stage or control loop reference voltage is at the correct value within microseconds of power-on, eliminating startup transients on critical 4 mA to 20 mA process outputs.
How does MCP4662-103E/UN integrate into an I2C bus shared with multiple devices?
The MCP4662-103E/UN uses a standard 7-bit I2C address with hardware address pins, allowing up to 8 devices on the same 400 kHz fast-mode I2C bus. With a 10-pin MSOP package and only 2 address pins, the device shares the bus with sensors and DACs without requiring dedicated SPI chip-selects, simplifying the microcontroller GPIO budget in multi-channel calibration systems.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.4600 | $1.46 |
| 25+ | $1.2700 | $31.75 |
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| 1000+ | $1.1200 | $1120.00 |
| 5000+ | $1.0100 | $5050.00 |
| 7500+ | $1.0000 | $7500.00 |
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