LTC2640CTS8-HZ8#TRPBF

Data Acquisition - Digital to Analog Converters (DAC) are used in a variety of applications where a given signal is required to be presented in an analog form. The LTC2640CTS8-HZ8#TRPBF is a 8-bit digital-to-analog converter (DAC) that offers up to 8 bits resolution and features a high-speed, low-power serial digital interface. It is a SPI/MICROWIRE-Compatible device that requires only 3 pins, CLK, SDO/DOUT, and SDI/DIN, for both the digital and analog functions.

The LTC2640CTS8-HZ8#TRPBF is capable of producing effectively 0 V to 9 V digital-to-analog voltage outputs, and a 0 V to 4 V range when powered from 3 V supplies. When powered from 5 V supplies, it can deliver from 0 V to 9 V voltage outputs. It also offers precise voltage output step size, and can achieve full 8-bit resolution without any mid-scale glitch. The output settling time is 2 µs for 10 V step, and 10 µs for a full-scale step, which makes it suitable for high speed applications. The device comes in the small 8-Pin MSOP package.

The LTC2640CTS8-HZ8#TRPBF is designed with a high flexibility input, allowing for use with either 5V or 3V supplies. As the digital inputs can accept both TTL and CMOS logic levels, this DAC can be easily interfaced with a wide range of microprocessors and logic families. In addition, the LTC2640CTS8-HZ8#TRPBF supports a digital power-down pin, which eliminates the need for external logic power-down control, and digital streaming capability, which enables high speed data transfer and fast update rates. This makes the device especially suitable for precision DAC applications.

The digital serial protocol is based on a 3-wire serial interface in which control information and data are clocked in and out of the device. The serial data is sent and received in little endian format, which allows for up to 8-bit resolution (256 codes). The device also has a selectable power-down feature that can be controlled by a logic “1” or logic “0” on the SDI/DIN pin and supports an active mode and a power-down mode.

The LTC2640CTS8-HZ8#TRPBF offers many benefits and features. It is a versatile and efficient DAC device, as it has a low-power serial digital interface, and a wide range of input and output voltages. Furthermore, it requires only 3 pins for digital and analog functions, and can be easily interfaced with different logic families. Finally, its digital power down feature and digital streaming capability makes it an ideal solution for precision DAC applications that require fast update rates.