MCP3550-60E/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
MCP3550-60E/SN is a 22-bit delta-sigma analog-to-digital converter by Microchip with SPI interface and low-power operation in an 8-pin SOIC package. Key specs: ±2.5 V analog input range, 0.0006% maximum linearity error, 67.3 ms maximum conversion time. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP3550-60E/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.7300(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
- 22-bit delta-sigma ADC with 0.0006% maximum linearity error delivers exceptional accuracy for precision measurement of bridge sensors, thermocouples, and industrial analog signals
- SPI interface in a compact 8-pin SOIC package simplifies integration with microcontrollers while minimizing PCB footprint in data acquisition and instrumentation designs
- ±2.5 V differential analog input range and low-power architecture suit battery-operated precision measurement instruments requiring high resolution with minimal supply current
Applications
The MCP3550-60E/SN is designed for high-precision measurement applications including weigh-scale, pressure transducer, and temperature measurement systems where 22-bit resolution and sub-ppm linearity are essential. Its SPI interface and 8-pin SOIC package make it easy to integrate with low-power microcontrollers in portable industrial instruments and field transmitters. The delta-sigma architecture provides inherent noise rejection, making it well suited for slow-sampling, high-accuracy measurements in process control and scientific instrumentation.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 7Weeks |
| Analog Input Voltage-Max | 2.5V |
| Analog Input Voltage-Min | -2.5 V |
| Conversion Time-Max | 67336.7 µs |
| Converter Type | ADC, DELTA-SIGMA |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.0006% |
| Number of Analog In Channels | 1 |
| Number of Bits | 22 |
| Number of Functions | 1 |
| Output Bit Code | 2'S COMPLEMENT BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supplies | 2.7/5 V |
| Qualification Status | Not Qualified |
| Sample Rate | 0.03072MHz |
| Subcategory | Analog to Digital Converters |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What resolution does MCP3550-60E/SN provide, and for which precision measurement tasks is it appropriate?
The MCP3550-60E/SN is a 22-bit ADC with 0.0006% maximum linearity error, providing over 4 million counts of resolution. This level of precision is appropriate for weigh-scale systems measuring sub-gram increments on full-scale loads, platinum RTD temperature measurement requiring 0.01 °C resolution, and strain gauge bridges in structural monitoring applications where small signal changes must be resolved reliably.
What conversion time does MCP3550-60E/SN require, and does this limit its use in fast-sampled systems?
The MCP3550-60E/SN has a maximum conversion time of approximately 67.3 ms, corresponding to roughly 15 samples per second. This sampling rate is well suited for slow-varying physical measurements such as temperature, pressure, and load cell signals, but it is not appropriate for audio sampling at 44.1 kHz or faster industrial process control loops requiring update rates above 100 Hz.
How does MCP3550-60E/SN interface with a microcontroller, and what SPI modes does it support?
The MCP3550-60E/SN uses a 3-wire SPI-compatible serial interface with chip select, clock, and data out signals. It operates with standard SPI mode 0,0 timing compatible with most microcontroller SPI peripherals at clock rates up to several MHz. The simple interface means a 22-bit result can be read with a short 3-byte SPI transaction, requiring minimal firmware overhead on any 8-bit, 16-bit, or 32-bit embedded processor.
Is MCP3550-60E/SN a good choice for a battery-powered portable instrument, and what supply current does it draw?
Yes, the MCP3550-60E/SN is designed for low-power operation, making it suitable for battery-powered portable data loggers and field instruments. Its compact 8-pin SOIC package and single-supply operation from a 2.7 V to 5.5 V rail allows direct powering from a 3.3 V or 5 V regulated supply in portable designs. The low quiescent current combined with 22-bit resolution makes it a strong choice for precision IoT sensor nodes requiring high accuracy with long battery runtime.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.8000 | $3.80 |
| 25+ | $3.1700 | $79.25 |
| 100+ | $2.8800 | $288.00 |
| 400+ | $2.7800 | $1112.00 |
| 500+ | $2.7700 | $1385.00 |
| 1500+ | $2.7300 | $4095.00 |
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