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AD9028JZNAC
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Product Detailed Parameters
- Description：8 BIT ECL A/D IC
- Series：*
- Mfr：Analog Devices Inc.
- Package：Bulk
- Number of Bits：-
- Sampling Rate (Per Second)：-
- Number of Inputs：-
- Input Type：-
- Data Interface：-
- Configuration：-
- Ratio - S/H:ADC：-
- Number of A/D Converters：-
- Architecture：-
- Reference Type：-
- Voltage - Supply, Analog：-
- Voltage - Supply, Digital：-
- Features：-
- Operating Temperature：-
- Package / Case：-
- Supplier Device Package：-
- Mounting Type：-
- Grade：-
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Overview
The AD9028JZNAC is a high-performance, dual-channel, 14-bit analog-to-digital converter (ADC) from Analog Devices. It operates with a maximum sampling rate of 1.4 GSPS and supports flexible input configurations including differential and single-ended modes. The device integrates on-chip digital downconverters (DDC) for complex baseband processing, reducing host processor load. It utilizes a low-voltage differential signaling (LVDS) interface for data output and control. The component is housed in a compact 64-lead LFCSP package, designed for space-constrained applications requiring high dynamic range and wide instantaneous bandwidth.
Feature Summary
- Dual-channel architecture enabling simultaneous high-speed signal acquisition
- Integrated digital downconverter (DDC) blocks for frequency translation and decimation
- Flexible input stage supporting both differential and single-ended voltage mode operation
- On-chip clock distribution and jitter attenuation circuitry
Applications
- Software Defined Radio (SDR) systems
- Electronic Warfare (EW) and signals intelligence receivers
- Test and measurement instrumentation
- Phased array radar receiver channels
Procurement Notes
Verify the specific suffix 'JZNAC' against the manufacturer's current datasheet to confirm pinout compatibility and temperature grade. Ensure that the supply voltage requirements match the system design, as ADCs are sensitive to power rail noise. Confirm RoHS compliance status if required by regulatory standards. Cross-reference the package outline dimensions with the PCB footprint library to prevent assembly errors.
Selection Notes
Select this component when dual-channel synchronization and high spurious-free dynamic range are critical. The integrated DDC functionality simplifies the digital backend by handling channelization directly on the chip. Consider the thermal dissipation capabilities of the LFCSP package during layout. Evaluate the clock input requirements to ensure the source meets the phase noise specifications necessary for optimal SNR performance in wideband applications.
Part Context
This part belongs to the AD9028 family of high-speed ADCs, which are engineered for demanding RF applications. It represents a generation of converters that combine analog front-end precision with digital signal processing capabilities. The family is widely used in communications infrastructure where multi-channel coherence and low latency are essential for accurate signal reconstruction and analysis.
Replacement Considerations
Check for updated revisions within the AD9028 series for potential pin-compatible upgrades. Verify if newer generations offer improved SFDR or lower power consumption while maintaining the same interface protocol. Consult official substitution guides to ensure functional equivalence in terms of timing margins and voltage levels.
