MCP4132-104E/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4132-104E/SN is a single-channel 7-bit digital potentiometer with 100 kΩ end-to-end resistance, controlled via an increment/decrement SPI interface in an SOIC-8 package. It supports 128 wiper positions with 0.1 kHz bandwidth for volume and gain control. Available with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP4132-104E/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5660(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 MCP4132-104E/SN?
- Single-channel 7-bit digital potentiometer with 100 kΩ end-to-end resistance and 128 wiper positions for fine-grained analog adjustment
- Simple increment/decrement SPI control interface eliminates the need for parallel I/O lines, reducing microcontroller pin usage to just 3 wires
- SOIC-8 package provides a familiar, easy-to-solder footprint suitable for prototyping and volume production of audio and sensor-trim circuits
What is MCP4132-104E/SN used for?
The MCP4132-104E/SN is used in audio volume-control stages, programmable gain amplifiers, and LCD contrast-adjustment circuits where a mechanical potentiometer must be replaced with a digitally controlled equivalent. Its 100 kΩ resistance and 128 steps allow smooth, repeatable gain setting in test and measurement equipment. The SPI increment/decrement interface simplifies firmware integration on any microcontroller with a hardware or bit-banged SPI port.
What are the specifications of MCP4132-104E/SN?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Bandwidth-Nom | 0.1kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Positions | 129 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| 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 | YES |
| Technology | CMOS |
| Temperature Coefficient-Nom | 150ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Total Resistance-Nom | 100000Ω |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Mainland China, Thailand |
Where can I find the MCP4132-104E/SN datasheet?
MCP4132-104E/SN Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4132-104E/SN?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many wiper positions does the MCP4132-104E/SN provide and what resistance step size does each represent?
The MCP4132-104E/SN provides 128 wiper positions across a 100 kΩ end-to-end resistance, yielding an approximate step size of 781 Ω per increment. This resolution is sufficient for audio volume controls and sensor-calibration trims where coarse but repeatable adjustment is acceptable.
What SPI command interface does the MCP4132-104E/SN use and at what clock frequency can it operate?
The MCP4132-104E/SN uses an SPI-compatible increment/decrement command interface supporting clock rates up to 10 MHz, making it compatible with virtually all microcontroller SPI peripherals operating at 3.3 V or 5 V. The simple up/down command set requires minimal firmware overhead.
In which supply voltage range does the MCP4132-104E/SN operate and how does the 'E' temperature suffix affect design choices?
The MCP4132-104E/SN operates from 1.8 V to 5.5 V supply voltage, covering both 3.3 V and 5 V system rails. The 'E' temperature suffix denotes an extended industrial temperature range of -40 °C to +125 °C, making it suitable for automotive-adjacent and outdoor industrial applications.
When would an engineer select the MCP4132-104E/SN with 100 kΩ over a lower-resistance variant like the 10 kΩ MCP4132-103?
The 100 kΩ variant (MCP4132-104) draws less current from the driving source than the 10 kΩ variant, reducing power consumption in high-impedance signal paths such as op-amp feedback networks, oscillator tuning, and bias-point adjustment where source impedances exceed 1 kΩ.
Related Guides
LM34966QPWPRQ1 Converter Selection and Procurement Guide
Select LM34966QPWPRQ1 and compare four power-management paths using topology, compatibility, qualification, and procurement checks.
Oct 27, 2026
ERJ-2RKF49R9X Design Guide for PCB Validation
Validate a 49.9 ohm resistor position with power calculations, termination topology, thermal checks, and controlled PCB measurements.
Oct 27, 2026
LM34966QPWPRQ1 Design Guide for SEPIC Power Supplies
Design an LM34966QPWPRQ1 SEPIC supply with practical current, voltage, magnetic, thermal, and validation checks.
Oct 26, 2026
NSI50350AST3G Selection Guide: Package, Current and Procurement Fit
Select NSI50350AST3G and screen four NSI alternatives by current, package, thermal limits, compliance evidence, and traceable supply.
Oct 26, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.8400 | $0.84 |
| 25+ | $0.7000 | $17.50 |
| 100+ | $0.6400 | $64.00 |
| 1000+ | $0.6100 | $610.00 |
| 7500+ | $0.5680 | $4260.00 |
| 10000+ | $0.5660 | $5660.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit