MCP3426A0-E/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP3426A0-E/MS is a 16-bit delta-sigma ADC with 2 differential input channels accepting ±2.048 V signals, communicating over I2C in a compact 8-pin MSOP package. From $1.85 in stock worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP3426A0-E/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.4900(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16-bit resolution delta-sigma ADC with differential inputs accepting ±2.048 V for precision low-level signal measurement without external amplification
- 2-channel differential I2C interface requiring only 2 wires, enabling direct connection to microcontrollers and reducing harness complexity
- 8-pin MSOP package occupying minimal PCB area, ideal for compact precision measurement modules in industrial and medical instruments
Applications
The MCP3426A0-E/MS is suited for precision temperature sensing, load cell amplification, and industrial process measurement where 16-bit resolution is required from a small, low-power converter. Its I2C interface and ±2.048 V differential input range simplify connection to bridge sensors, thermocouples with signal conditioning, and battery-powered data loggers. The MSOP-8 footprint and 12-week factory lead time make it practical for volume production of compact sensor nodes.
Specifications
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 12Weeks |
| YTEOL | 9 |
| Analog Input Voltage-Max | 2.048V |
| Analog Input Voltage-Min | -2.048 V |
| Converter Type | ADC, DELTA-SIGMA |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Analog In Channels | 2 |
| Number of Bits | 16 |
| Number of Functions | 1 |
| Output Bit Code | 2'S COMPLEMENT BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Sample Rate | 0.024MHz |
| Screening Level | TS 16949 |
| Supply Current-Max | 0.18mA |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP3426A0-E/MS:
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Frequently Asked Questions
What input voltage range does the MCP3426A0-E/MS support, and how does this suit bridge sensor measurements?
The MCP3426A0-E/MS accepts differential input voltages from -2.048 V to +2.048 V, which aligns well with the output range of Wheatstone bridge sensors used in load cells and pressure transducers. At 16-bit resolution, the LSB size is approximately 62.5 µV at full scale, enabling detection of very small signal changes without an external instrumentation amplifier in many low-bandwidth measurement applications.
How many differential input channels does the MCP3426A0-E/MS provide, and can it be expanded?
The MCP3426A0-E/MS provides 2 differential input channels on its 8-pin MSOP package. To measure more than 2 channels, multiple MCP3426 devices can share the same I2C bus using distinct address pins, allowing up to 8 devices and 16 differential channels on a single 2-wire interface without adding signal routing complexity.
What communication protocol does the MCP3426A0-E/MS use, and what does that mean for firmware development effort?
The MCP3426A0-E/MS uses the I2C protocol, requiring only 2 signal lines (SDA and SCL) and no chip-select GPIO. Most modern microcontrollers include a hardware I2C peripheral, so reading 16-bit conversion results involves a short register transaction rather than custom SPI timing code, reducing firmware development time and enabling reuse of standard I2C driver libraries across platforms.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.4300 | $3.43 |
| 25+ | $2.8600 | $71.50 |
| 100+ | $2.6100 | $261.00 |
| 1000+ | $2.5100 | $2510.00 |
| 5000+ | $2.4900 | $12450.00 |
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