
Allicdata Part #: | AD5252BRUZ100-RL7TR-ND |
Manufacturer Part#: |
AD5252BRUZ100-RL7 |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Analog Devices Inc. |
Short Description: | IC POT DGTL DL 100K 256P 14TSSOP |
More Detail: | Digital Potentiometer 100k Ohm 2 Circuit 256 Taps ... |
DataSheet: | ![]() |
Quantity: | 2000 |
Specifications
Memory Type: | Non-Volatile |
Base Part Number: | AD5252 |
Supplier Device Package: | 14-TSSOP |
Package / Case: | 14-TSSOP (0.173", 4.40mm Width) |
Operating Temperature: | -40°C ~ 105°C |
Resistance - Wiper (Ohms) (Typ): | 200 |
Temperature Coefficient (Typ): | 650 ppm/°C |
Tolerance: | ±20% |
Features: | Selectable Address |
Voltage - Supply: | 2.7 V ~ 5.5 V, ±2.25 V ~ 2.75 V |
Series: | -- |
Interface: | I²C |
Resistance (Ohms): | 100k |
Number of Taps: | 256 |
Number of Circuits: | 2 |
Configuration: | Potentiometer |
Taper: | Linear |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
Description
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Data Acquisition - Digital PotentiometersDigital potentiometers are useful components in many electronics projects, and the AD5252BRUZ100-RL7 is one of the most widely used digital potentiometers in the market. As a single-chip programmable resistor, it can solve many engineering problems, especially those related to impedance matching, noise squeezing, and output control.The AD5252BRUZ100-RL7 is a 6-bit digital variable resistor, available in both 8-bump microPak and 7-lead TSSOP packages. It includes an I2C-programmable trim register, which allows control of the wiper position. Additionally, it is equipped with an open drain active low reset pin driven by the I2C interface, for total access and reset of the wiper setting without having to be manually adjusted. This digital potentiometer is fabricated using an industry-grade, low-power CMOS process, making it ideal for low-power applications such as in-field adjustable resistance and portable electronics. It also contains a low-power DRV441 buffer to ensure low power consumption.When it comes to applications, the AD5252BRUZ100-RL7 can be applied for impedance matching, volume or gain control, and selection of load-inductive impedance. It can also be used for protocol conversion, meaning that it can be used to adapt impedance levels between two conflicting communications protocols. Other common uses include noise reduction and gain trimming.This digital potentiometer also has great accuracy and linearity when compared to other digital potentiometers on the market. Its array contains 6 individually addressable, 5KΩ LINs, and its wiper terminals are accessible, with a typical resistance between them of 5kΩ. Additionally, its temperature coefficient is very low at 4 ppm/°C, and it has a wide operating temperature range of -40°C to +85°C.The working principle of the AD5252BRUZ100-RL7 is simple. The output resistance is determined by an adjustable wiper, which is connected to the 6-bit trim register. Through the I2C port, the wiper can be programmed to have the desired position to set the desired output resistance. The output terminal of the potentiometer is connected to the non-inverting input of the op-amp, and the inverting input is connected to a voltage divider made up of the parallel resistance of the top and bottom resistors. The output of the op-amp will then be equal to the voltage at the wiper.In conclusion, the AD5252BRUZ100-RL7 is an ideal choice for low-power applications that require adjustable resistance and precision. Its I2C-programmable trim register, low power consumption, accuracy, and linearity make it an excellent choice for impedance matching, noise reduction, and various other applications.
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