MCP4431-502E/ST by Microchip Technology
7-Bit Quad Digital POT with I2C™
| Status: | Active |
|---|---|
| Series: | mcp4431 |
| RoHS: | Compliant |
Features
| Quad Resistor Network |
| Potentiometer or Rheostat configuration options |
| 7-bit – 128 Resistors (129 Taps) |
| 5kΩ |
| 10kΩ |
| 50kΩ |
| 100kΩ |
| Zero-scale to Full-scale Wiper Operation |
| Low Wiper Resistance – 75Ω typical |
| Absolute (Rheostat) – 50 ppm typical (0°-70°C) |
| Ratiometric (Potentiometer) – 15 ppm typical |
| 100 kHz |
| 400 kHz |
| 3.4 MHz |
| Serial Protocol Allows High-Speed Read/Write to Wiper |
| Resistor Network Terminal Disconnect Feature via Terminal Control (TCON) Register |
| Reset Input Pin |
| Brown-out Reset Protection – 1.5V typical |
| Serial Interface Inactive Current – 2.5 uA typical |
| High-Voltage Tolerant Digital Inputs Up to 12.5V |
| Supports Split Rail Applications |
| 2.7V to 5.5V - Device Characteristics Specified |
| 1.8V to 5.5V - Device Operation |
| Wide Bandwidth (-3 dB) Operation – 2 MHz typical for 5.0Ω Device |
| Extended Temperature Range (-40°C to +125°C) |
| Package Types: TSSOP-14 |
Specifications
| Resolution (Number of Taps) | 129 |
|---|---|
| Resistance (ohms) k | 5, 10, 50, 100 |
| Pins | Packaging | 20 | TSSOP |
| Temp Range | -40C to +125C |
| Packing Media | Tube (74) |
Resources
Data Sheets |
|---|
| MCP4431 Data Sheet |
Code Examples |
|---|
| DigiPots Sample Code Files |
Supporting Collateral |
|---|
| Digital Potentiometer Design Guide |
| Implementing a 10-Bit Digi Pot Using a Quad 8-Bit Digi Pot |
Environmental Information
| JEDEC Indicator | e3 |
|---|---|
| ROHS | Compliant |
| China EFUP | Compliant |
| Device Weight (g) | 0.078 |
| Shipping Weight (kg) | 0.175676 |
| Lead Count | 20 |
| Package Type | TSSOP |
| Package Width or Size | 4.4mm |
| Soldering Composition | Matte Tin |
Alternative Descriptions
| 7/8 BIT QUAD I2C DIGITAL POTENTIOMETER | Microchip Technology |
| Digital Potentiometer 128POS 5k Ohm Quad 20-Pin TSSOP Tube | Avnet America |
| 5k, I2C, quad channel Pot, 7-bit, volatile memory, TSSOP | Microchip Technology Inc. MCP4431-502E/ST | RS Americas |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a MCP4431-502E/ST?
Additional datasheets, footprints and schematics for MCP4431-502E/ST are listed on our Part Details page. You can also find images and similar parts to MCP4431-502E/ST on this page.
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Is the MCP4431-502E/ST RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by Microchip Technology.
Which authorised distributors for MCP4431-502E/ST have stock available?
Authorised distributors including Microchip Technology, Avnet America, RS Americas and Avnet Silica have stock available or on a lead time for MCP4431-502E/ST.
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