MCP4802-E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip MCP4802-E/P is a dual-channel 8-bit DAC with SPI interface, internal voltage reference, and up to 4.176 V analog output in an 8-pin PDIP package. It supports 2.7 V to 5.5 V operation with simultaneous channel update via LDAC pin. From $1.50 in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP4802-E/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0902(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP4802-E/P?
- Dual 8-bit DAC channels with independent SPI-programmable output levels from 0 V to 4.176 V using internal 2.048 V reference
- Hardware LDAC pin enables simultaneous update of both DAC outputs, critical for applications requiring synchronized analog signals
- 2.7 V to 5.5 V supply range in a through-hole 8-pin PDIP package, ideal for prototyping and hand-soldering in lab environments
What is MCP4802-E/P used for?
MCP4802-E/P is used in microcontroller-based systems that need two independent analog output voltages generated via SPI, such as waveform generators, motor speed references, and sensor simulation benches. The dual-channel design with simultaneous LDAC update allows phase-coherent audio or control signal generation without output glitching. Its 8-pin PDIP form factor simplifies breadboard prototyping and direct insertion into development boards.
What are the specifications of MCP4802-E/P?
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 8 |
| Analog Output Voltage-Max | 4.176V |
| Converter Type | D/A CONVERTER |
| Input Bit Code | BINARY |
| Input Format | SERIAL |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.39% |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| 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 | NO |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP4802-E/P datasheet?
MCP4802-E/P Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4802-E/P?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Can MCP4802-E/P update both DAC channels simultaneously, and why does simultaneous update matter in control applications?
Yes, MCP4802-E/P provides a hardware LDAC pin that, when toggled low, simultaneously transfers the programmed values from both input registers to the DAC outputs within the same clock cycle. In motor control or audio applications this eliminates the phase skew that occurs when channels are updated sequentially, ensuring both analog outputs change at exactly the same time.
What is the output voltage range of MCP4802-E/P, and does it require an external reference?
MCP4802-E/P includes an internal 2.048 V band-gap reference with a selectable 1x or 2x gain, providing a maximum output of 2.048 V or 4.096 V respectively. The maximum specified output is 4.176 V on a 5 V supply. No external reference IC is needed, reducing BOM count and simplifying the PCB layout for embedded analog output stages.
How does the 8-bit resolution of MCP4802-E/P compare to a 12-bit DAC, and when is 8-bit sufficient?
An 8-bit DAC provides 256 output steps over the full-scale range, giving approximately 8 mV per LSB on a 2.048 V reference output. A 12-bit DAC offers 4096 steps, or about 0.5 mV per LSB. For applications like LED dimming, coarse motor speed reference, and audio tone generation where sub-millivolt precision is not critical, the 8-bit MCP4802-E/P offers a lower-cost, simpler solution with adequate dynamic range.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.1100 | $2.11 |
| 25+ | $1.7500 | $43.75 |
| 50+ | $1.1916 | $59.58 |
| 150+ | $1.1409 | $171.13 |
| 250+ | $1.0902 | $272.55 |
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