h1_key

说明

MCP4726是一款单通道12位电压输出数模转换器，带有集成EEPROM和I2C兼容串行接口。

MCP47X6 DAC系列提供集成非易失性存储器（EEPROM），可在断电时保存DAC寄存器和配置位值。可以选择VREF引脚或设备VDD作为DAC的参考电压。当不需要DAC输出电压时，掉电模式可降低系统电流。这些设备有小型6引脚SOT-23和DFN 2x2 mm封装。

特性

Non-Volatile Memory (EEPROM)
• Auto Recall of Saved DAC register setting
• Auto Recall of Saved Device Configuration (Voltage Reference, Gain, Power Down)

Power-Down Modes:
• Disconnects output buffer
• Selection of VOUT pull-down resistors (640 kohm, 125 kohm, or 1 kohm)

Low Power Consumption
• Normal Operation: 210 µA typ.
• Power Down Operation: 60 nA typ. (PD1:PD0 = “11”)

Single-Supply Operation: 2.7V to 5.5V

I2C™ Interface:
• Eight Available Addresses
• Standard (100 kbps), Fast (400 kbps), and High-Speed (3.4 Mbps) Modes

Small 6-lead SOT-23 and DFN (2x2) Packages

Extended Temperature Range: -40°C to +125°C

AEC-Q100 Grade 1 qualified

参数