MCP4661T-104E/ML Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
The MCP4661T-104E/ML is a single-channel 8-bit non-volatile I2C digital potentiometer from Microchip Technology with 100 kΩ end-to-end resistance in a VQFN-16 package. It stores wiper position in non-volatile memory so settings are retained after power-off, making it ideal for one-time calibration applications. Available from stock worldwide with fast shipping for analog signal conditioning designs.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- MCP4661T-104E/ML Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0300(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 MCP4661T-104E/ML?
- Single 8-bit non-volatile digital potentiometer with 100 kΩ resistance retains wiper position across power cycles
- I2C interface with increment/decrement control enables easy software-driven resistance adjustment from any microcontroller
- Compact VQFN-16 package with Pb-free construction supports high-density PCB layouts in space-constrained designs
What is MCP4661T-104E/ML used for?
The MCP4661T-104E/ML is used for analog calibration and trimming in applications such as sensor signal conditioning, audio volume control, and LCD brightness adjustment where a software-programmable resistance is needed. Its non-volatile memory ensures that calibration settings are preserved through power cycles without requiring a microcontroller to reload values on every startup. It is also employed in industrial process control and test equipment where precise, repeatable resistance adjustment is critical.
What are the specifications of MCP4661T-104E/ML?
| Pbfree Code | Yes |
| Manufacturer Package Code | VQFN-16 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Additional Feature | NON-VOLATILE MEMORY |
| Bandwidth-Nom | 0.1kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | S-PQCC-N16 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Number of Positions | 257 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC16,.16SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| 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 | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| Total Resistance-Nom | 100000Ω |
| Package | Quad Flat No-Lead |
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 MCP4661T-104E/ML datasheet?
MCP4661T-104E/ML Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4661T-104E/ML?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the resistance value and resolution of the MCP4661T-104E/ML?
The MCP4661T-104E/ML is a single-channel 8-bit digital potentiometer with a 100 kΩ end-to-end resistance and 256 wiper steps, providing fine-grained analog resistance control over the I2C interface.
Does the MCP4661T-104E/ML retain its settings after power loss?
Yes, the MCP4661T-104E/ML includes non-volatile memory (NVM) that stores the wiper position and configuration registers, so all settings are automatically restored after a power cycle without host intervention.
What interface does the MCP4661T-104E/ML use for control?
The MCP4661T-104E/ML uses the I2C two-wire interface with an increment/decrement command set, allowing a microcontroller to adjust the wiper position digitally with minimal code and wiring.
What package is the MCP4661T-104E/ML available in?
The MCP4661T-104E/ML comes in a 16-pin VQFN (Very thin Quad Flat No-lead) package, offering a small surface-mount footprint with good thermal characteristics for compact PCB designs.
What are typical applications for the MCP4661T-104E/ML?
Typical applications include analog signal conditioning, sensor offset and gain trimming, audio volume control, LCD contrast adjustment, and any system requiring software-programmable resistance with reliable non-volatile retention of calibration values.
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