Microchip MCP4725 DAC Family (14 parts in our catalog)
Microchip MCP4725 (I2C, 12-bit) and MCP4921/4922 (SPI) digital-to-analog converters. Standard add-on DACs for generating waveforms or precision DC voltages from MCUs.
Sub-families
| Sub-family | Variants | Core | Max Speed | Memory | Features |
|---|---|---|---|---|---|
| GENERAL PURPOSE | |||||
| MCP4902 | 1 | CMOS Dual 8-bit DAC | 20 MHz SPI | — | DAC LP HS |
| MCP4725EV | 1 | 12-bit DAC IC | 3.4 Mbps I2C | — | DAC I2C EEPROM LP |
| MCP4725 | 2 | 12-bit CMOS DAC | 3.4 MHz | 14-bit EEPROM | LP PREC DAC |
| MCP4725A3T | 0 | Resistor String DAC | 3.4 Mbps I2C | 14-bit EEPROM | DAC LP PREC I2C |
| GENERAL PURPOSE PRECISION | |||||
| MCP4725A0T | 1 | CMOS 12-bit DAC | 3.4 MHz I2C | — | LP PREC DAC |
| MCP4821 | 1 | CMOS 12-bit SPI DAC | 20 MHz SPI | — | PREC LP DAC |
| MCP4728T | 1 | 12-bit CMOS DAC | 3.4 MHz I2C | — | DAC PREC LP |
| PRECISION GENERAL PURPOSE | |||||
| MCP4921 | 1 | Resistor String DAC | 20 MHz SPI | — | SPI PREC LP DAC |
| MCP4822 | 1 | CMOS dual 12-bit DAC | 20 MHz SPI | — | DAC PREC LP LV |
| MCP4728 | 2 | CMOS Quad 12-bit DAC | 3.4 MHz | 128-bit EEPROM | DAC LP PREC HS |
| MCP4725A2T | 1 | Resistor String DAC | 3.4 MHz | 14-bit EEPROM | LP DAC HS PREC |
| MCP4726A0T | 1 | CMOS 12-bit DAC | 3.4 MHz I2C | — | DAC PREC LP EEPROM |
| PRECISION DUAL OUTPUT | |||||
| MCP4922 | 1 | CMOS Dual 12-bit DAC | 20 MHz SPI | — | DAC PREC LP HS |
Popular Variants
Top variants from across the family, with specs that differentiate them.
| Part Number | Sub-family | INL/DNL (LSB) | Settling Time | Data Interface | Package | Reference Type | Number of D/A Converters | Stock |
|---|---|---|---|---|---|---|---|---|
| MCP4725A0T-E/CH | MCP4725A0T | +/-2, +/-0.2 | 6u | I2C | 6-23 | Supply | 1 | 93,665 |
| MCP4921-E/P | MCP4921 | +/-4, +/-0.25 | 4.5u | SPI | DIP-8 | External | 1 | 3,282 |
| MCP4922-E/P | MCP4922 | +/-4, +/-0.25 | 4.5u | SPI | DIP-14 | External | 2 | 2,582 |
| MCP4822-E/P | MCP4822 | +/-4, +/-0.25 | 4.5u | SPI | DIP-8 | Internal | 2 | 977 |
| MCP4821-E/P | MCP4821 | +/-4, +/-0.25 | 4.5u | SPI | DIP-8 | Internal | 1 | 789 |
| MCP4728T-E/UN | MCP4728T | +/-2, +/-0.2 | 6u | I2C | TFSOP-10 | Internal, Supply | 4 | 29,312 |
| MCP4728EV | MCP4728 | — | 6u | I2C | — | — | — | 189 |
| MCP4728-E/UN | MCP4728 | +/-2, +/-0.2 | 6u | I2C | TFSOP-10 | Internal, Supply | 4 | 69,704 |
| MCP4725A2T-E/CH | MCP4725A2T | +/-2, +/-0.2 | 6u | I2C | 6-23 | Supply | 1 | 3,235 |
| MCP4725A3T-E/CH | MCP4725 | +/-2, +/-0.2 | 6u | I2C | 6-23 | Supply | 1 | 3,282 |
