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Name: DDC2256AZZF
Brand: Texas Instruments
SKU: DDC2256AZZF
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 DDC2256AZZF

Part No.:: DDC2256AZZF

Manufacturer:: Texas Instruments

Package:: 323-LFBGA

Datasheet:: DDC2256AZZF.pdf

Description:: IC ADC 24BIT SIG-DELTA 323NFBGA

In Stock:: 3158

Quantity:: Add To Cart

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DDC2256AZZF Specifications

Packaging:
Tray
Series:
-
Product Status:
Active
Number of Bits:
24
Sampling Rate(PerSecond):
17k
Number of Inputs:
256
Input Type:
Single Ended
Data Interface:
LVDS - Serial, Serial
Configuration:
DSI-ADC
Ratio-S/H:ADC:
4:1
Number of A/D Converters:
64
Architecture:
Sigma-Delta
Reference Type:
External
Voltage-Supply Analog:
±2.5V, 1.8V
Voltage-Supply Digital:
1.8V
Features:
Simultaneous Sampling
Operating Temperature:
0°C ~ 70°C

DDC2256AZZF this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DDC2256AZZF price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for DDC2256AZZF to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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DDC2256AZZF information

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DDC2256AZZF Typical application Circuitry

DDC2256AZZF

The DDC2256AZZF is a sophisticated digital down-converter (DDC) chip manufactured by a leading semiconductor company. This chip is designed to efficiently process high-frequency digital signals, converting them to lower frequency baseband signals, thus finding utility in a variety of communication and radar systems.

Key Features and Parameters:

1. Rapid Digital Down-Conversion: The DDC2256AZZF boasts high-speed digital down-conversion capabilities, ensuring swift conversion of high-frequency signals to baseband with minimal latency.

2. Wide Input Frequency Range: Supporting a broad spectrum of input frequencies, this DDC chip caters to applications spanning from radio frequency (RF) communication to radar systems.

3. Programmable Decimation Filters: Users can fine-tune the bandwidth and resolution of the output signal through programmable decimation filters, tailoring it to specific application needs.

4. Low Power Consumption: Despite its impressive performance, the DDC2256AZZF maintains low power consumption, making it suitable for energy-efficient and battery-powered systems.

5. Flexible Interface Options: With various interface options including serial and parallel interfaces, the chip ensures compatibility with diverse system architectures and communication protocols.

Application Scenario: An exemplary application for the DDC2256AZZF lies in a software-defined radio (SDR) receiver. Here, it plays a pivotal role in digitally down-converting incoming RF signals for subsequent processing and demodulation.

Circuit Design:

Integration of the DDC2256AZZF into an SDR receiver necessitates careful consideration of its pin configuration and connection methodology:

1. RF Input Connection (RF_IN, Pin 1): This pin interfaces with the antenna or RF front-end module, receiving the high-frequency RF signal. Proper impedance matching and filtering are essential to optimize signal reception and prevent distortion.

2. Clock Input (CLK_IN, Pin 3): Connection to the system's clock source synchronizes DDC operation with other system components, ensuring precise timing and synchronization.

3. Serial Interface Setup (SDI, SDO, SCLK, Pin 4, 5, 6): These pins establish communication between the DDC2256AZZF and the digital signal processor (DSP) or microcontroller. Through the serial interface, the DSP configures DDC parameters and retrieves down-converted baseband signals for further processing.

4. Baseband Output (BASEBAND_OUT, Pin 2): This pin delivers the down-converted baseband signal containing demodulated information from the RF input. Buffering and filtering may be necessary for signal conditioning.

5. Power Supply and Ground Connections (VDD, GND, Pin 7, 8): A stable power supply to VDD is essential, with the ground pin (GND) connected to the system's ground plane. Proper decoupling and grounding techniques mitigate noise, ensuring reliable DDC operation.

Design Considerations:

- Signal Conditioning: Implementing effective filtering and conditioning techniques at the RF input stage to minimize noise and distortion, preserving signal integrity.

- Clock Accuracy: Employing a high-precision clock source and ensuring proper clock distribution to maintain accurate timing and synchronization across the system.

- Power Management: Incorporating decoupling capacitors near power supply pins to stabilize voltage and minimize fluctuations, enhancing overall system performance.

- Thermal Regulation: Addressing heat dissipation and thermal management to prevent overheating and maintain the DDC2256AZZF within its specified operating temperature range.

- Interface Compatibility: Ensuring seamless compatibility between the DDC2256AZZF's interface requirements and interfacing components such as DSPs or microcontrollers for smooth communication and operation.

Incorporating the DDC2256AZZF into an SDR receiver exemplifies its ability to efficiently handle digital down-conversion of high-frequency signals, facilitating versatile and flexible signal processing in communication and radar systems.

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(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 DDC2256AZZF.

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

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(1)Inform us within 90 days

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