MCP4251-503E/P, Digital Potentiometer 50kΩ 257-Position Linear 2-Channel Serial-SPI 8-Pin PDIP

  • RS-stocknr. 178-4880
  • Fabrikantnummer MCP4251-503E/P
  • Fabrikant Microchip
Datasheets
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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

Digital Potentiometer - Microchip

Specificaties
Kenmerk Waarde
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
Minimum Operating Temperature -40 °C
Length 10.16mm
Maximum Operating Temperature +125 °C
Width 0.28in
tijdelijk niet op voorraad – nieuwe voorraad verwacht op 27-08-2020, met een levertijd van 2 à 3 werkdagen.
Prijs Each (In a Tube of 30)
0,701
(excl. BTW)
0,848
(incl. BTW)
Aantal stuks
Per stuk
Per tube*
30 - 90
€ 0,701
€ 21,03
120 +
€ 0,642
€ 19,26
*prijsindicatie
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