MCP4725A2T-E/CH Microchip Integrated Circuit (SOT23 (6-Pin)) In Stock
Microchip MCP4725A2T-E/CH is a 12-bit single-channel I2C digital-to-analog converter with non-volatile EEPROM memory, providing analog output voltage up to 5.5 V. It communicates over a 2-wire I2C serial interface and retains the last DAC setting through power cycles, reducing startup initialization code. Packaged in a compact 6-pin SOT-23 for space-constrained designs.
- Manufacturer
- Microchip
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- MCP4725A2T-E/CH Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.9400(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 MCP4725A2T-E/CH?
- 12-bit resolution DAC delivering precise analog output up to 5.5 V
- I2C serial interface requiring only 2 wires for simple MCU integration
- Non-volatile EEPROM stores DAC code, retaining output level after power-off
- Single-channel output suitable for voltage reference and bias generation
- Compact 6-pin SOT-23 package minimizing PCB footprint
- Pb-free and RoHS-compliant (JESD-609 Code e3)
What is MCP4725A2T-E/CH used for?
MCP4725A2T-E/CH is used in precision analog reference generation, sensor calibration circuits, and variable voltage bias control where a compact 12-bit I2C DAC with power-fail memory is required. It is also applied in industrial transmitters, audio volume control, and portable test instruments where the EEPROM ensures the correct output voltage is immediately available after power-up without MCU initialization delay.
What are the specifications of MCP4725A2T-E/CH?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOT-23-6 |
| Factory Lead Time | 7Weeks |
| YTEOL | 8 |
| Analog Output Voltage-Max | 5.5V |
| 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) | 0.354% |
| Number of Bits | 12 |
| 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 | 5V |
| 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 MCP4725A2T-E/CH datasheet?
MCP4725A2T-E/CH Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4725A2T-E/CH?
Compatible alternatives and drop-in replacements for MCP4725A2T-E/CH:
suggested
suggested
suggested
Frequently Asked Questions
Why does MCP4725A2T-E/CH include EEPROM, and how does it benefit power-cycling applications?
MCP4725A2T-E/CH integrates non-volatile EEPROM that stores the last programmed 12-bit DAC code. On power-up, the DAC immediately outputs the stored voltage level up to 5.5 V without requiring the MCU to re-transmit the setting over I2C. This is valuable in applications such as voltage reference boards or sensor bias networks where the correct analog level must be present before MCU firmware initializes.
What output voltage resolution does MCP4725A2T-E/CH provide for analog control applications?
MCP4725A2T-E/CH is a 12-bit DAC with a maximum output of 5.5 V, giving a theoretical voltage step size of approximately 1.34 mV at full scale. This resolution is suitable for precision bias generation, fine gain control in sensor signal chains, and closed-loop control systems where analog output must be trimmed to within a few millivolts of the target value.
How does MCP4725A2T-E/CH compare to an 8-bit I2C DAC for industrial calibration circuit requirements?
Compared to an 8-bit DAC with only 256 output steps, MCP4725A2T-E/CH provides 4096 steps over the 5.5 V output range, achieving approximately 16 times finer resolution. For industrial calibration circuits that must trim an analog offset with sub-10 mV precision, the 12-bit resolution is often mandatory, while 8-bit DACs may introduce visible stepping artifacts in sensitive measurement chains.
What is the procurement lead time and package format for MCP4725A2T-E/CH in volume production?
MCP4725A2T-E/CH is supplied in tape-and-reel 6-pin SOT-23 packaging (SOT-23-6, JESD-30 Code R-PDSO-G6) with a factory lead time of 7 weeks. The short lead time makes it accessible for most production schedules, and the SOT-23-6 footprint is one of the smallest available for a 12-bit I2C DAC, fitting into space-constrained BOM slots on industrial PCBs.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2100 | $1.21 |
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| 1000+ | $0.9400 | $940.00 |
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