MCP4362-503E/ST Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4362-503E/ST is a quad-channel digital potentiometer with 256 resistive steps and 50 kOhm end-to-end resistance, controlled via a 3-wire SPI serial interface in a 14-pin TSSOP package. It integrates 4 independent wiper functions with 0.2 kHz nominal bandwidth for precision analog adjustment. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- MCP4362-503E/ST Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.6800(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
- Quad-channel (4 independent functions) 50 kOhm digital potentiometer with 256 steps enabling fine-grained multi-axis resistance control from a single IC
- 3-wire SPI serial interface allowing daisy-chain configuration of multiple MCP4362 devices on a shared bus for system-wide analog adjustment
- 256-step resolution delivering approximately 196 Ohm per step for precise gain, offset, and filter-tuning in analog signal chains
- 14-pin TSSOP package consolidating 4 potentiometer channels for board-area savings versus discrete multi-pot solutions
Applications
The MCP4362-503E/ST is used in multi-channel gain control systems, calibration rigs for sensor arrays, and programmable filter networks where 4 independent resistance values must be set and stored digitally. Its SPI interface enables microcontroller-driven real-time adjustment of audio mixing consoles, multi-channel PID controller coefficients, and multi-axis sensor bridge offsets from a single serial bus connection. Industrial calibration equipment and automated test systems use the 256-step 50 kOhm range to trim multiple signal paths simultaneously without mechanical potentiometers that drift over time.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | TSSOP-14 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Bandwidth-Nom | 0.2kHz |
| Control Interface | 3-WIRE SERIAL |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e3 |
| Number of Functions | 4 |
| Number of Positions | 257 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP14,.25 |
| Package Shape | RECTANGULAR |
| 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 | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Total Resistance-Nom | 50000Ω |
| Package | Small Outline Packages |
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 | Malaysia, Philippines, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the MCP4362-503E/ST's 256-step resolution compare to a 64-step device for precision gain trimming?
With 256 steps across 50 kOhm, the MCP4362-503E/ST provides approximately 196 Ohm per step—four times finer resolution than a 64-step device with 781 Ohm per step over the same resistance range. In an inverting op-amp circuit with a 50 kOhm feedback resistor and a 10 kOhm input resistor, each step changes gain by roughly 0.04 dB, enabling calibration accuracy better than 0.1 dB over the full 50 kOhm range compared to 0.4 dB steps from a 64-step alternative.
For a multi-channel sensor calibration board, how does MCP4362-503E/ST's 4-function SPI design reduce component count?
The MCP4362-503E/ST integrates 4 independent 50 kOhm potentiometer channels in a single 14-pin TSSOP, replacing four discrete single-channel potentiometer ICs that would collectively occupy four separate packages and four sets of decoupling capacitors. Using SPI daisy-chaining, a single microcontroller GPIO port with 3-wire serial (SCK, SDI, CS) can address all 4 channels plus additional MCP4362 devices on the same bus, reducing wiring complexity and GPIO usage in 8-channel or 16-channel sensor calibration fixtures.
What analog bandwidth constraint should designers consider when using MCP4362-503E/ST in an active filter application?
The MCP4362-503E/ST has a nominal bandwidth of only 0.2 kHz (200 Hz), meaning signal frequencies above 200 Hz passing through the resistive wiper element experience significant attenuation or phase shift due to parasitic capacitance across the 50 kOhm wiper resistance. Designers must limit the signal frequency in the resistive signal path to well below 200 Hz for DC to audio low-frequency filter tuning, and use the potentiometer only in the feedback network of an op-amp (not in the signal path directly) for applications requiring bandwidth above 1 kHz.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.4900 | $2.49 |
| 25+ | $2.4400 | $61.00 |
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