MCP4152-103E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip MCP4152-103E/P is a single-channel volatile digital potentiometer with 10 kΩ nominal resistance and 257 wiper positions controlled via an increment/decrement SPI interface. It operates from 1.8 V to 5.5 V and is housed in an 8-pin PDIP package. Used for programmable gain, volume control, and sensor calibration circuits.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP4152-103E/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8410(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
- Single-channel digital potentiometer with 10 kΩ end-to-end resistance and 257 positions
- Increment/decrement SPI control interface for simple up/down wiper adjustment
- 1.8 V to 5.5 V wide supply range compatible with 3.3 V and 5 V logic
- 1 kHz bandwidth suitable for audio and low-frequency analog control
- 8-pin PDIP package for rapid prototyping and through-hole applications
Applications
MCP4152-103E/P is used in programmable gain amplifier circuits, audio volume adjustment stages, and trimmer replacement for mechanical potentiometers in consumer electronics and industrial sensor interfaces. Its simple increment/decrement interface reduces firmware complexity compared to full SPI address-write protocols, making it popular in microcontroller-based adjustment loops.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 9 |
| Bandwidth-Nom | 1kHz |
| 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 | 10000Ω |
| 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 does the increment/decrement SPI interface of MCP4152-103E/P differ from full SPI write protocols used by other digital pots?
MCP4152-103E/P uses a 2-command increment/decrement SPI protocol rather than a direct address-write interface. This means firmware sends a single UP or DOWN command byte to move the wiper by 1 step at a time across the 257 available positions, which simplifies embedded code but requires up to 256 SPI transactions to traverse the full 10 kΩ range.
What is the wiper position resolution of MCP4152-103E/P, and how does this affect analog output precision?
With 257 positions over a 10 kΩ range, the step resolution is approximately 39 Ω per step. In a voltage divider configuration driven from 3.3 V, each step changes the output by about 12.8 mV, which gives 8-bit equivalent resolution — suitable for audio level control and coarse sensor offset trimming but insufficient for 10-bit or 12-bit precision DAC replacement.
Does MCP4152-103E/P retain its wiper position after power cycling, and what are the implications for system design?
MCP4152-103E/P is a volatile device — wiper position is lost when power is removed, and the device resets to mid-scale (position 128 of 257) on power-up. Designs that require persistent settings must either use the MCP4252 non-volatile variant or have the microcontroller restore the wiper position from non-volatile memory immediately after reset.
What is the lead time for MCP4152-103E/P, and are SOIC surface-mount alternatives available from Microchip?
The PDIP-8 variant carries a Microchip factory lead time of 8 weeks. Microchip offers pin-compatible surface-mount versions including the MCP4152-103E/SN in SOIC-8, which shares the same 10 kΩ, 257-position electrical specification but uses a 1.27 mm pitch SMT footprint suitable for high-volume automated assembly.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2800 | $1.28 |
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