MCP3021A7T-E/OT Microchip Integrated Circuit (SOT23 (5-Pin)) In Stock
Microchip MCP3021A7T-E/OT is a 10-bit successive approximation ADC with an I2C interface in a 5-pin SOT-23 package. It offers a single-channel input with a conversion time up to 8.96 µs and supports supply voltages from 2.7 V to 5.5 V, making it ideal for compact sensor digitization applications.
- Manufacturer
- Microchip
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- MCP3021A7T-E/OT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0300(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
- 10-bit resolution successive approximation ADC for accurate analog signal digitization
- I2C interface with up to 7 hardware-selectable addresses for multi-device bus sharing
- Single-channel analog input with up to 5.8 V input range
- Conversion time up to 8.96 µs enabling rapid sampling in embedded sensor applications
- Compact 5-pin SOT-23 package minimizing board area in space-constrained designs
- RoHS-compliant and lead-free construction per JESD-609 e3
Applications
The MCP3021A7T-E/OT is widely used in battery-powered sensor nodes, industrial measurement equipment, and IoT edge devices requiring simple analog-to-digital conversion over an I2C bus. Its small SOT-23 footprint makes it a practical choice for wearable electronics and portable instruments where board space is at a premium. Designers also use it in thermostat controllers, light sensors, and pressure monitoring circuits where a 10-bit resolution is sufficient.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOT-23-5 |
| Factory Lead Time | 6Weeks |
| YTEOL | 9 |
| Analog Input Voltage-Max | 5.8V |
| Analog Input Voltage-Min | -0.3 V |
| Conversion Time-Max | 8.96 µs |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.0977% |
| Number of Analog In Channels | 1 |
| Number of Bits | 10 |
| Number of Functions | 1 |
| Output Bit Code | BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Sample Rate | 0.0223MHz |
| Sample and Hold / Track and Hold | SAMPLE |
| Screening Level | TS 16949 |
| Supply Current-Max | 0.25mA |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Package | SOT23 (5-Pin) |
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 | Malaysia, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How fast can the MCP3021A7T-E/OT complete an analog-to-digital conversion?
The MCP3021A7T-E/OT has a maximum conversion time of 8.96 µs, which allows it to deliver rapid 10-bit results suitable for sensor polling loops in embedded microcontroller applications.
How many MCP3021A7T-E/OT devices can share the same I2C bus in a multi-sensor design?
The MCP3021 family supports up to 7 hardware-selectable I2C addresses, allowing up to 7 devices on a single 2-wire I2C bus, which simplifies multi-sensor PCB layouts without needing address multiplexers.
Is the SOT-23 5-pin package of MCP3021A7T-E/OT compatible with standard reflow soldering processes?
Yes, the 5-pin SOT-23 package is a standard SMT package compatible with automated reflow soldering processes, and its MSL rating and lead-free JESD-609 e3 compliance make it suitable for modern RoHS production lines.
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