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MCP3553 - Single-Channel 22-Bit Delta-Sigma ADC

Download the MCP3553 datasheet PDF. This datasheet also covers the MCP3551 variant, as both devices belong to the same single-channel 22-bit delta-sigma adc family and are provided as variant models within a single manufacturer datasheet.

General Description

The Microchip Technology Inc.

MCP3551/3 devices are 2.7V to 5.5V low-power, 22-bit Delta-Sigma Analog-to-Digital Converters (ADCs).

The devices offer output noise as low as 2.5 µVRMS, with a total unadjusted error of 10 ppm.

Key Features

  • 22-bit ADC in Small 8-pin MSOP Package with Automatic Internal Offset and Gain Calibration.
  • Low-Output Noise of 2.5 µVRMS with Effective Resolution of 21.9 bits (MCP3551).
  • 3 µV Typical Offset Error.
  • 2 ppm Typical Full-Scale Error.
  • 6 ppm Maximum INL Error.
  • Total Unadjusted Error Less Than 10 ppm.
  • No Digital Filter Settling Time, Single-Command Conversions through 3-wire SPI™ Interface.
  • Ultra-Low Conversion Current (MCP3551):.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (MCP3551_MicroChip.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number MCP3553
Manufacturer Micro Chip
File Size 875.75 KB
Description Single-Channel 22-Bit Delta-Sigma ADC
Datasheet download datasheet MCP3553 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
MCP3551/3 Low-Power, Single-Channel 22-Bit Delta-Sigma ADCs Features • 22-bit ADC in Small 8-pin MSOP Package with Automatic Internal Offset and Gain Calibration • Low-Output Noise of 2.5 µVRMS with Effective Resolution of 21.9 bits (MCP3551) • 3 µV Typical Offset Error • 2 ppm Typical Full-Scale Error • 6 ppm Maximum INL Error • Total Unadjusted Error Less Than 10 ppm • No Digital Filter Settling Time, Single-Command Conversions through 3-wire SPI™ Interface • Ultra-Low Conversion Current (MCP3551): - 100 µA typical (VDD = 2.7V) - 120 µA typical (VDD = 5.0V) • Differential Input with VSS to VDD Common Mode Range • 2.7V to 5.5V Single-Supply Operation • Extended Temperature Range: - -40°C to +125°C Description The Microchip Technology Inc. MCP3551/3 devices are 2.7V to 5.