LTC2636CDE-HMX12#PBF

Reference Type:	External, Internal
Base Part Number:	LTC2636
Supplier Device Package:	14-DFN (4x3)
Package / Case:	14-WFDFN Exposed Pad
Operating Temperature:	0°C ~ 70°C
Architecture:	--
INL/DNL (LSB):	±1, ±1 (Max)
Voltage - Supply, Digital:	5V
Voltage - Supply, Analog:	5V
Series:	--
Data Interface:	SPI
Differential Output:	No
Output Type:	Voltage - Buffered
Settling Time:	4.8µs (Typ)
Number of D/A Converters:	8
Number of Bits:	12
Part Status:	Active
Packaging:	Tube

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LTC2636CDE-HMX12#PBF: Data Acquisition - Digital to Analog Converters (DAC)

A Digital to Analog Converter (DAC) is a specialized type of integrated circuit that converts an input digital signal into an output analog signal. It is widely used in various data acquisition and other systems. The LTC2636CDE-HMX12#PBF is an example of a DAC that is widely used for industrial and commercial applications such as control systems, voice recognition, and sensing applications.The LTC2636CDE-HMX12#PBF is a low-power, easy-to-use device that is programmed through a two-wire I2C serial bus interface. This device offers 12-bits of resolution, a 16-bit wide code register, and a 12-bit wide Input Control Register (xCR). The user can configure the voltage output range, the shutdown mode, and the fault response of the device through the Input Control Register.The LTC2636CDE-HMX12#PBF provides an adjustable voltage output range from 0V to VREF, where VREF is the positive rail voltage of the device. This device contains a precision array of 64 Resistors to produce the analog output with up to 12-bits of resolution. The selection of the externally applied voltage inputs is done using the control register. This device also contains over-voltage and under-voltage protection circuitry, which prevents the output from exceeding certain limits.The LTC2636CDE-HMX12#PBF also provides an enable/disable feature that can be used to put it into sleep mode. Additionally, this device has a selectable output pin that can be used to enable/disable the output and control the current of the device. These features make this device highly efficient and suitable for multiple applications.The LTC2636CDE-HMX12#PBF contains the following components: one control register, one DAC latch, and one enabling/shutdown switch. The control register consists of four 8-bit registers that can be used to program the voltage output range,the shutdown mode, the fault response and enable/disable features of the device.The DAC latch is used to store the analogue value along with its control bits. This DAC latch can be programmed through the two-wire I2Cserial bus interface. The enable/shutdown switch allows the user to enable/disable the output and also to control the currentof the device. The LTC2636CDE-HMX12#PBF uses an advanced technology called SPI. SPI stands for Serial Peripheral Interface and is a 4-wire Serial Bus Interface Protocol used to communicate between the microcontroller and DAC. It works much faster than I2C, but only two pins are used. The Protocol Master provides control signals to initiate clock pulses and receive data.The circuit diagram of the LTC2636CDE-HMX12#PBF is shown below. The diagram shows that the device is powered from a single positive rail voltage (VREF). The up to 12-bits of resolution is shown by the array of 64 resistors. The 3-input tri-state buffer is used to control the voltage output range. The control register and the DAC Latch determine the output voltage range and the fault response.Generally, this type of DAC is used in various data acquisition and systems. It is ideal for control systems, voice recognition and sensing applications due to its low power dissipation and small footprint. Its fast response time also makes it suitable for communication systems and signal processing.The LTC2636CDE-HMX12#PBF is a highly efficient and reliable device that is used in various data acquisition and systems. It is excellent for applications requiring precision and reliability and is specifically designed for industrial and commercial applications. With its advanced features, the LTC2636CDE-HMX12#PBF is sure to be the DAC of choice for many applications.

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