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Name: AFE5832LPZAV
Brand: Texas Instruments
SKU: AFE5832LPZAV
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments AFE5832LPZAV

Part No.:: AFE5832LPZAV

Manufacturer:: Texas Instruments

Package:: 289-LFBGA

Datasheet:: AFE5832LPZAV.pdf

Description:: ANALOG FRONT END

In Stock:: 2673

Quantity:: Add To Cart

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AFE5832LPZAV Specifications

Package/Case:
289-LFBGA
Packaging:
Tray
Series:
-
ProductStatus:
Active
NumberofBits:
10, 12
NumberofChannels:
32
Power(Watts):
-
Voltage-SupplyAnalog:
-
Voltage-SupplyDigital:
-
MountingType:
Surface Mount

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AFE5832LPZAV information

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AFE5832LPZAV Typical application Circuitry

AFE5832LPZAV

The AFE5832LPZAV is a sophisticated component of the AFE (Analog Front End) series, specifically designed by Texas Instruments for use in medical imaging systems, particularly in ultrasound applications. This series is celebrated for its integration of multiple high-performance data converters and signal conditioning circuits, providing a comprehensive solution for capturing, processing, and digitizing analog signals in complex imaging systems.

1. Analog Inputs (INP_x, INN_x): The AFE5832LPZAV features multiple pairs of differential analog inputs (INP_x and INN_x, where x denotes the channel number), which are designed to connect directly to the ultrasound transducer array. Each pair captures the reflected ultrasound signals, which are then amplified and conditioned within the device. It's crucial to maintain the integrity of these signals, so careful routing and shielding of the input traces may be necessary to minimize noise and interference.

2. Power Supply Connections (AVDD, DVDD, DRVDD): The device requires separate power supplies for its analog circuits (AVDD), digital circuits (DVDD), and output drivers (DRVDD). Providing clean and stable power to these pins is essential for optimal performance. Decoupling capacitors should be placed close to the power supply pins to filter out any noise.

3. Ground Connections (AGND, DGND): The AFE5832LPZAV has separate ground connections for its analog (AGND) and digital (DGND) sections to minimize noise coupling between the analog and digital domains. These ground connections should be carefully planned on the PCB to ensure a low-impedance path to the system ground.

4. Clock Inputs (CLKIN): The clock input (CLKIN) pin requires a stable and precise clock signal, which serves as the timing reference for the internal data converters. The quality of this clock signal is critical for achieving high-resolution imaging, so it may be beneficial to use a low-jitter clock source.

5. Digital Outputs (DOUT_x): The digital outputs (DOUT_x) provide the digitized ultrasound signals, which are to be further processed by a digital signal processor (DSP) or microcontroller. These outputs should be routed with impedance-controlled traces to maintain signal integrity, especially at high data rates.

6. Control Interface (SPI): A serial peripheral interface (SPI), which consists of pins for chip select (CS), serial clock (SCLK), serial data input (SDI), and serial data output (SDO), is used to setup and manage the device. This interface allows for dynamic adjustment of the device's settings, such as gain and filtering parameters, to adapt to different imaging conditions.

7. Reference Voltage (VREF): The reference voltage (VREF) pin is used to set the analog-to-digital converter's reference, which determines the dynamic range of the digitized signals. A stable and precise reference voltage is necessary for accurate signal conversion.

8. Thermal Management: Due to the high integration and performance levels of the AFE5832LPZAV, thermal management is an important consideration. The device's thermal pad should be soldered to a large copper area on the PCB and possibly connected to a heat sink or thermal via array to effectively dissipate heat away from the device.

Incorporating the AFE5832LPZAV into an ultrasound imaging system requires meticulous attention to the connections for each pin, ensuring that the analog signals are accurately captured and converted while maintaining the integrity of the digital outputs. By carefully planning the power supply, clocking, control interface, and thermal management, developers can leverage the AFE5832LPZAV's advanced features to enhance the performance and resolution of medical imaging systems.

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6. What is the process for return or replacement of AFE5832LPZAV?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the AFE5832LPZAV we delivered, we will accept the replacement or return of the AFE5832LPZAV only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of AFE5832LPZAV.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations