Microchip MCP4451-104E/ST
Manufacturer No:
MCP4451-104E/ST
Manufacturer:
Microchip
Package:
20-TSSOP (0.173, 4.40mm Width)
Description:
Quad-channel, 8-bit, volatile digital potentiometer with I2C interface.AEC-Q100 qualified.
Quantity:
In Stock :4052
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Expected Shipping：Thu, May 28 - Fri, May 29, 2026
Lead Time：Inquire about availability
Date Code：Within 2 Years
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MCP4451-104E/ST Information
Microchip MCP4451-104E/ST technical specifications, attributes, parameters and parts with similar specifications to Microchip MCP4451-104E/ST.
- Type
- Parameter
- Resolution (Number of Taps)
- 257
- Resistance (ohms) k
- 5, 10, 50, 100
- Type
- Parameter
Download datasheets and manufacturer documentation for Microchip MCP4451-104E/ST.
Application Notes:
Brochures:
Data Sheets:
Supporting Collateral:
The MCP4451 devices are volatile, 8-bit (257 wiper steps) digital potentiometers that are programmed/reprogrammed through an I2C™Compatible compatible interface. The MCP4451 family of devices are available with resistor values of 5KΩ, 10KΩ, 50KΩ and 100KΩ.
We welcome questions, comments and recommendations for improvements to this page - please contact us at: Digipotwebrequests@microchip.com if you have any; please mention the part number in the email subject header.
- Quad Resistor Network
- Potentiometer or Rheostat configuration options
- 7-bit – 128 Resistors (129 Taps)
- 8-bit: 256 Resistors (257 Taps)
- 5 kohm
- 10 kohm
- 50 kohm
- 100 kohm
- Zero-scale to Full-scale Wiper Operation
- Low Wiper Resistance – 75 ohm typical
- Absolute (Rheostat) – 50 ppm typical (0°-70°C)
- Ratiometric (Potentiometer) – 15 ppm typical
- 100 kHz
- 400 kHz
- 3.4 MHz
- High-Speed Read/Write to wiper
- Read/Write to EEPROM
- Write Protect to be enabled/disable
- WiperLock to be enabled/disabled
- Resistor Network Terminal Disconnect Feature via Terminal Control (TCON) Register
- Reset Input Pin
- Hardware Write Protect (WP) Control pin
- Software Write Protect (WP) Configuration bit
- 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
- Internal Weak Pull-up on All Digital Inputs, except SCL and SDA
- 2.7V to 5.5V - Device Characteristics Specified
- 1.8V to 5.5V - Device Operation
- Wide Bandwidth (-3 dB) Operation – 2 MHz typical for 5.0 kohm Device
- Extended Temperature Range (-40°C to +125°C)
- Package Types: 4x4 QFN-20 and TSSOP-20
- AEC-Q100 Grade 1 quarlified
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12.28 M
Listed Part Number
3,000+
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In-stock SKU
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