MCP4251-503E/P, Digital Potentiometer 50kΩ 257-Position Linear 2-Channel Serial-SPI 8 Pin, PDIP
- RS Stock No.:
- 178-4880
- Mfr. Part No.:
- MCP4251-503E/P
- Brand:
- Microchip
Stock information currently inaccessible
- RS Stock No.:
- 178-4880
- Mfr. Part No.:
- MCP4251-503E/P
- Brand:
- Microchip
Specifications
Technical Reference
Legislation and Compliance
Product Details
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Select all | Attribute | Value |
|---|---|---|
| Brand | Microchip | |
| Control Interface | Serial-SPI | |
| Resistance Value | 50kΩ | |
| Number of Positions | 257 | |
| Taper Type | Linear | |
| Memory Type | Volatile | |
| Number of Pots per Package | 2 | |
| Mounting Type | Through Hole | |
| Package Type | PDIP | |
| Pin Count | 8 | |
| Power Supply Type | Single | |
| Typical Single Supply Voltage | 1.8 → 5.5 V | |
| Dimensions | 0.4 x 0.28 x 0.195in | |
| Height | 4.95mm | |
| Length | 10.16mm | |
| Width | 0.28in | |
| Minimum Operating Temperature | -40 °C | |
| Maximum Operating Temperature | +125 °C | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Control Interface Serial-SPI | ||
Resistance Value 50kΩ | ||
Number of Positions 257 | ||
Taper Type Linear | ||
Memory Type Volatile | ||
Number of Pots per Package 2 | ||
Mounting Type Through Hole | ||
Package Type PDIP | ||
Pin Count 8 | ||
Power Supply Type Single | ||
Typical Single Supply Voltage 1.8 → 5.5 V | ||
Dimensions 0.4 x 0.28 x 0.195in | ||
Height 4.95mm | ||
Length 10.16mm | ||
Width 0.28in | ||
Minimum Operating Temperature -40 °C | ||
Maximum Operating Temperature +125 °C | ||
MCP413x/415x/423x/425x Digital Potentiometers
The Microchip MCP413x, MCP415x, MCP423x and MCP425x range of devices are Digital Potentiometers that feature a SPI interface. On board is volatile RAM memory.
7-bit (129 steps) and 8-bit (257 steps) versions are available in various RAB resistance options from 5 kΩ to 100 kΩ. Further variants also give the choice between Rheostat and Potentiometer pinouts, Single and Dual Resistor Network options are also available.
Features
Zero Scale to Full-Scale Wiper Operation
Low Wiper Resistance: 75 Ω (typical)
Low Temperature Coefficient: Absolute (Rheostat) 50 ppm, Ratiometric (Potentiometer) 15 ppm (typical)
SPI Serial Interface
Resistor Network Terminal Disconnect Feature
Brown-Out Reset Protection: 1.5 V (typical)
Serial Interface Inactive Current: 2.5 μA (typical)
High-Voltage Tolerant Digital Inputs: Up to 12.5 V
Supports Split Rail Applications
Internal Weak Pull-Up on all Digital Inputs
Wide Operating Voltage: 1.8 V to 5.5 V
Wide Bandwidth (-3 dB) Operation: 2 MHz for 5.0 kΩ device (typical)
Model Variants
Potentiometer Wiper Configuration: MCP4131, MCP4151, MCP4231, MCP4251
Rheostat Wiper Configuration: MCP4132, MCP4152, MCP4232, MCP4252
Single Resistor Network: MCP4131, MCP4132, MCP4151, MCP4152
Dual Resistor Network: MCP4231, MCP4232, MCP4251, MCP4252
7-bit, 128 Resistors (129 steps): MCP4131, MCP4132, MCP4231, MCP4232
8-bit, 256 Resistors (257 steps): MCP4151, MCP4152, MCP4251, MCP4252