MCP4725A3T-E/CH Microchip Integrated Circuit (SOT23 (6-Pin)) In Stock
The MCP4725A3T-E/CH is a 12-bit single-channel Digital-to-Analog Converter (DAC) with I2C interface from Microchip, featuring on-chip EEPROM memory, operating from 2.7 V to 5.5 V supply. Ideal for portable and low-power precision analog control applications.
- Manufacturer
- Microchip
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- MCP4725A3T-E/CH Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8000(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 MCP4725A3T-E/CH?
- 12-bit resolution DAC with I2C serial interface for precise analog voltage output control
- On-chip non-volatile EEPROM stores DAC setting for power-up initialization without host intervention
- Ultra-low power consumption with fast settling time, suitable for battery-powered portable designs
- Single-supply operation from 2.7 V to 5.5 V with rail-to-rail output voltage range
What is MCP4725A3T-E/CH used for?
The MCP4725A3T-E/CH is widely used in portable instrumentation and sensor calibration systems where a stable, programmable analog reference voltage is required. It suits applications such as programmable current sources, portable medical devices, and industrial control systems where 12-bit DAC precision and non-volatile output retention across power cycles are critical. Its compact SOT-23-6 package and low supply current also make it ideal for space-constrained wearable electronics and IoT sensor nodes.
What are the specifications of MCP4725A3T-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 MCP4725A3T-E/CH datasheet?
MCP4725A3T-E/CH Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4725A3T-E/CH?
Compatible alternatives and drop-in replacements for MCP4725A3T-E/CH:
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Frequently Asked Questions
What resolution and interface does the MCP4725A3T-E/CH provide for DAC output control?
The MCP4725A3T-E/CH offers 12-bit resolution, delivering 4096 discrete output steps over a full rail-to-rail voltage range of 0 V to VDD (up to 5.5 V), communicated via a 2-wire I2C interface at up to 3.4 MHz in high-speed mode, making it suitable for high-accuracy analog signal generation.
How does the on-chip EEPROM in MCP4725A3T-E/CH benefit system designers targeting power-loss scenarios?
The on-chip EEPROM stores the last programmed 12-bit DAC value and configuration, so on power-up the device outputs the saved voltage without requiring a microcontroller write cycle. This eliminates initialization latency and simplifies firmware in systems where the analog output must be valid within microseconds of power-on, such as industrial actuators or sensor bias circuits.
Which supply voltage range does the MCP4725A3T-E/CH support, and how does that affect I2C bus compatibility?
The MCP4725A3T-E/CH operates from 2.7 V to 5.5 V, covering both 3.3 V and 5 V I2C bus standards. At 3.3 V it draws a typical operating current of only 210 µA, enabling direct interfacing with low-voltage microcontrollers such as ARM Cortex-M or PIC32 devices without level-shift circuitry in most designs.
In what form factor does the MCP4725A3T-E/CH ship, and how does it compare to DIP alternatives for PCB space savings?
The MCP4725A3T-E/CH is packaged in a 6-pin SOT-23 package measuring approximately 2.9 mm × 1.6 mm, which is significantly smaller than an 8-pin DIP-8 package (9.27 mm × 6.48 mm), saving over 90% of board area. This makes it practical for compact portable designs where 12-bit DAC accuracy is needed in tight PCB layouts.
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|---|---|---|
| 1+ | $0.8000 | $0.80 |
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