Product Details
●The AD5398 is a single 10-bit DAC with 120 mA output current sink capability. It features an internal reference and operates from a single 2.7 V to 5.5 V supply. The DAC is controlled via a 2-wire (I2C-compatible) serial interface that operates at clock rates up to 400 kHz.
●The AD5398 incorporates a power-on reset circuit, which ensures that the DAC output powers up to 0 V and remains there until a valid write takes place. It has a power-down feature that reduces the current consumption of the device to 1 µA maximum. The AD5398 is designed for autofocus, image stabilization, and optical zoom applications in camera phones, digital still cameras, and camcorders.
●The AD5398 also has many industrial applications, such as controlling temperature, light, and movement, over the range −40°C to +85°C without derating.
●The I2C address range for the AD5398 is 0x18 to 0x1F inclusive.
●Consumer Applications
● Lens autofocus
● Image stabilization
● Optical zoom
● Shutters
● Iris/exposure
● Neutral density (ND) filters
● Lens covers
● Camera phones
● Digital still cameras
● Camera modules
● Digital video cameras/camcorders
● Camera-enabled devices
● Security cameras
● Web/PC cameras
●Industrial Applications
● Heater control
● Fan control
● Cooler (Peltier) control
● Solenoid control
● Valve control
● Linear actuator control
● Light control
● Current loop control
●### Features and Benefits
● 120 mA current sink
● Available in 8-lead LFCSP package
● 2-wire (I2C-compatible) serial interface
● 10-bit resolution
● Integrated current sense resistor
● 2.7 V to 5.5 V power supply
● Guaranteed monotonic over all codes
● Power-down to 0.5 µA typical
● Internal reference
● Ultralow noise preamplifier
● Power-down function
● Power-on reset