MCP4162-103E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip MCP4162-103E/P is a single-channel 10 kΩ digital potentiometer with 257 wiper positions, SPI increment/decrement interface, and non-volatile wiper memory in an 8-pin PDIP package, providing precise software-controlled resistance adjustment for gain tuning, offset calibration, and audio level control applications.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP4162-103E/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9360(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
- 10 kΩ end-to-end resistance with 257 linear wiper positions for fine 39 Ω step resolution
- SPI-compatible serial interface for fast microcontroller control at standard clock speeds
- Non-volatile wiper position storage retains last setting through power cycles
- 1 kHz bandwidth suitable for DC and low-frequency AC signal path adjustment
- 8-pin PDIP package enabling easy through-hole prototyping and legacy board compatibility
Applications
MCP4162-103E/P is used in programmable gain amplifiers, audio volume control circuits, and sensor calibration systems where software-adjustable resistance must persist after power loss. It is well suited for industrial calibration equipment, audio signal processors, and laboratory instruments that need precise 257-step resistance control via SPI with automatic non-volatile memory retention.
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 257-position wiper of MCP4162-103E/P compare to a 64-position device for precision trimming applications?
With 257 wiper positions across 10 kΩ, MCP4162-103E/P provides approximately 39 Ω per step, which is about 4 times finer resolution than a 64-position device with roughly 156 Ω per step. This finer granularity is valuable in precision offset calibration or gain trimming circuits where coarse steps would introduce unacceptable error in the analog signal path.
Does MCP4162-103E/P retain its wiper position after power is removed, and why does that matter for calibration systems?
Yes, MCP4162-103E/P stores the wiper position in non-volatile memory, so the resistance setting is preserved across power cycles without requiring a microcontroller to reload it at startup. For factory-calibrated instruments and field-deployed sensors, this means calibration data written once at production remains intact throughout the product's operational life, eliminating re-calibration routines on each power-up.
What is the bandwidth of MCP4162-103E/P and which signal frequencies are appropriate for its resistance path?
MCP4162-103E/P has a nominal bandwidth of 1 kHz, making it best suited for DC bias adjustment, low-frequency audio control below 1 kHz, and slow analog trimming tasks rather than high-frequency RF or video signal paths. For applications above 1 kHz, designers should verify that signal attenuation through the wiper resistance is acceptable within their specific gain and impedance budget.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.3800 | $1.38 |
| 25+ | $1.1500 | $28.75 |
| 50+ | $1.1300 | $56.50 |
| 100+ | $1.0400 | $104.00 |
| 1000+ | $1.0000 | $1000.00 |
| 5040+ | $0.9360 | $4717.44 |
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