MCP4822-E/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4822-E/SN is a dual-channel 12-bit SPI digital-to-analog converter in SOIC-8 package with internal voltage reference and rail-to-rail output. It provides two independent DAC channels with a maximum output of 4.096 V and operates from 2.7 V to 5.5 V. Available in stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP4822-E/SN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.9395(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
- Dual 12-bit DAC channels delivering up to 4096 distinct output levels per channel
- Integrated 2.048 V precision internal voltage reference eliminating external reference components
- SPI-compatible 3-wire serial interface supporting up to 20 MHz clock
- Rail-to-rail output buffer enabling output swing from 0 V to VDD on both channels simultaneously
Applications
The MCP4822-E/SN is used in precision calibration equipment, programmable voltage sources, and analog signal conditioning systems where two independent 12-bit output voltages are needed. Industrial PLC analog output modules and data acquisition front-ends leverage its integrated voltage reference to reduce BOM cost and improve accuracy. It also fits audio and sensor offset trimming applications requiring stable DC bias voltages from a compact SOIC-8 footprint.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Analog Output Voltage-Max | 4.176V |
| Converter Type | D/A CONVERTER |
| Input Bit Code | BINARY |
| Input Format | SERIAL |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.293% |
| Number of Bits | 12 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.23 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Settling Time-Nom (tstl) | 4.5 µs |
| Supply Current-Max | 0.75mA |
| 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 |
| ## MCP4822-E/SN Alternates Showing results | Image |
| 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 | Mainland China, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP4822-E/SN:
suggested
suggested
Frequently Asked Questions
How many bits of resolution does MCP4822-E/SN provide and what maximum output voltage does it produce?
MCP4822-E/SN provides 12-bit resolution on each of its 2 output channels, yielding 4096 discrete voltage levels. The maximum analog output voltage is approximately 4.096 V when using the internal 2.048 V reference with 2x gain, making it suitable for precision analog control and sensor calibration applications.
Can MCP4822-E/SN be used in 3.3 V microcontroller systems, and what SPI clock rate does it support?
Yes, MCP4822-E/SN operates from 2.7 V to 5.5 V supply, making it directly compatible with 3.3 V and 5 V microcontroller systems. The SPI-compatible interface accepts up to 20 MHz serial clock, so it interfaces efficiently with STM32, PIC, AVR, and other modern MCUs without speed bottlenecks in multi-channel update scenarios.
When would an engineer choose MCP4822 over MCP4812 in a dual-output analog design?
MCP4822 provides 12-bit resolution compared to MCP4812's 10-bit resolution, offering 4 times finer output steps — approximately 1 mV per step versus 4 mV. This precision advantage matters in applications such as medical instrumentation, precision power supplies, and high-accuracy analog offset trimming where sub-millivolt control granularity reduces calibration error.
Does MCP4822-E/SN include an internal voltage reference, and how does this reduce BOM cost?
Yes, MCP4822-E/SN integrates a precision 2.048 V internal voltage reference, eliminating the need for an external voltage reference IC and its associated bypass capacitors. This reduces component count by at least 2 parts, saves up to 10 mm² of PCB area, and simplifies layout in the compact SOIC-8 package measuring approximately 5 mm x 4 mm.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.9395 | $2.94 |
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