MCP4706A2T-E/CH Microchip Integrated Circuit (SOT23 (6-Pin)) In Stock
Microchip MCP4706A2T-E/CH is an 8-bit single-channel serial DAC with I2C interface, 0.01V to 5.46V output range, nonvolatile memory for power-on preset, and 2.7V to 5.5V supply in a compact 6-pin SOT-23 package.
- Manufacturer
- Microchip
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- MCP4706A2T-E/CH Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6580(MOQ 25)
- 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 MCP4706A2T-E/CH?
- 8-bit resolution DAC with I2C serial interface for simple 2-wire digital-to-analog conversion
- Nonvolatile EEPROM stores DAC output setting for autonomous power-on initialization without microcontroller intervention
- Wide output range 0.01V to 5.46V covering full supply rail in 2.7V to 5.5V systems
- Ultra-compact 6-pin SOT-23 package enabling minimum PCB footprint in space-constrained designs
What is MCP4706A2T-E/CH used for?
The MCP4706A2T-E/CH is suited for portable instruments, sensor calibration circuits, and programmable power supplies where a compact I2C-controlled analog reference or bias voltage is needed. Its nonvolatile output register allows factory-programmed offset correction in sensor nodes and IoT devices that require no host processor during normal operation. The 6-pin SOT-23 footprint and single-supply 2.7V to 5.5V operation make it ideal for battery-powered wearable and industrial handheld applications.
What are the specifications of MCP4706A2T-E/CH?
| Manufacturer Package Code | SOT-23-6 |
| Factory Lead Time | 7Weeks |
| YTEOL | 13 |
| Analog Output Voltage-Max | 5.46V |
| Analog Output Voltage-Min | 0.01V |
| Converter Type | D/A CONVERTER |
| Input Bit Code | BINARY |
| Input Format | SERIAL |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.3543% |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Settling Time-Nom (tstl) | 6 µs |
| Supply Current-Max | 0.4mA |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Package | SOT23 (6-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 | Thailand |
Where can I find the MCP4706A2T-E/CH datasheet?
MCP4706A2T-E/CH Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4706A2T-E/CH?
Compatible alternatives and drop-in replacements for MCP4706A2T-E/CH:
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Frequently Asked Questions
What is the resolution of the MCP4706A2T-E/CH DAC and how does that translate to output voltage step size on a 3.3V supply?
The MCP4706A2T-E/CH is an 8-bit DAC providing 256 discrete output levels. On a 3.3V reference, each LSB step is approximately 12.9mV, giving fine enough analog control for most sensor bias, audio volume, or LED dimming applications without requiring a higher-resolution converter.
How does the nonvolatile EEPROM in the MCP4706A2T-E/CH simplify system initialization compared to volatile DAC alternatives?
The integrated EEPROM stores the DAC code across power cycles, so the output reaches the programmed level within microseconds of power-on without any I2C transaction from a host. This is critical in sensor transmitters and industrial 4–20mA loops where the analog output must settle to a known value before the MCU boots, eliminating startup glitches and reducing firmware complexity.
Can the MCP4706A2T-E/CH operate from a 5V supply and share an I2C bus with 3.3V microcontrollers?
Yes, the MCP4706A2T-E/CH operates from 2.7V to 5.5V, so it can run at 5V while the I2C lines are level-shifted to 3.3V using a passive resistor-divider or a dedicated level translator. The device's I2C logic thresholds scale with VDD, so the SDA and SCL voltage levels must comply with the VDD/2 high threshold to ensure reliable communication across the 400kHz fast-mode bus.
For a compact motor-control bias circuit, how small a PCB footprint does the MCP4706A2T-E/CH require?
The MCP4706A2T-E/CH uses a 6-pin SOT-23 package measuring approximately 2.9mm x 1.6mm, one of the smallest commercially available DAC footprints. Combined with just two pull-up resistors for the I2C bus, the complete analog bias solution can fit in under 10mm² of board area, making it practical for motor driver daughter boards and miniature sensor modules.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $0.8000 | $20.00 |
| 100+ | $0.7200 | $72.00 |
| 1000+ | $0.6900 | $690.00 |
| 2250+ | $0.6710 | $1509.75 |
| 3000+ | $0.6580 | $1974.00 |
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