Overview
The ADS5402IZAY is a high-performance, dual-channel 12-bit analog-to-digital converter (ADC) produced by Texas Instruments. This device is designed to operate at a maximum clock rate of 800 Msps, making it suitable for applications requiring high-speed data conversion. The ADS5402 features low-noise performance and excellent spurious-free dynamic range (SFDR) over a wide input-frequency range, ensuring high linearity and accuracy in signal conversion.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12 Bits | |
| Maximum Clock Rate | 800 Msps | |
| Differential Input Full-Scale | 1.0 Vpp | |
| Input Bandwidth (3dB) | >1.2 GHz | |
| Analog Input Buffer | High Impedance Input | |
| Data Output Interface | DDR LVDS | |
| Package Type | 196-Pin BGA (12x12mm) | |
| Operating Temperature Range | –40°C to 85°C | |
| Total Power Dissipation (Auto Correction Enabled) | 2.18 W to 2.5 W | |
| Spectral Performance at fin = 230 MHz IF | SNR: 61.3 dBFS, SFDR: 74 dBc |
Key Features
- Dual-channel 12-bit ADC with a maximum clock rate of 800 Msps.
- Low-noise performance and high SFDR over a large input-frequency range.
- Analog input buffer with high-impedance input to isolate the internal switching of the on-chip track-and-hold.
- Optional 2x decimation with low pass or high pass filter.
- DDR LVDS data output interface.
- Synchronization input for resetting internal clocks and digital logic.
- Support for 1.8V and 3.3V logic levels for digital inputs.
Applications
- Test and Measurement Instrumentation
- Ultra-Wide Band Software Defined Radio
- Data Acquisition
- Power Amplifier Linearization
- Signal Intelligence and Jamming
- Radar and Satellite Systems
- Microwave Receivers
- Cable Infrastructure
- Non-Destructive Testing
Q & A
- What is the maximum clock rate of the ADS5402?
The maximum clock rate of the ADS5402 is 800 Msps.
- What is the resolution of the ADS5402 ADC?
The resolution of the ADS5402 ADC is 12 bits.
- What is the input bandwidth of the ADS5402?
The input bandwidth of the ADS5402 is greater than 1.2 GHz.
- What type of data output interface does the ADS5402 use?
The ADS5402 uses a DDR LVDS data output interface.
- Can the ADS5402 be decimated?
Yes, the ADS5402 supports optional 2x decimation with low pass or high pass filter.
- What is the operating temperature range of the ADS5402?
The operating temperature range of the ADS5402 is –40°C to 85°C.
- What are the typical power dissipation values for the ADS5402?
The total power dissipation for the ADS5402 with auto correction enabled is between 2.18 W and 2.5 W.
- What are some of the key applications for the ADS5402?
The ADS5402 is used in test and measurement instrumentation, ultra-wide band software defined radio, data acquisition, power amplifier linearization, and more.
- How does the analog input buffer of the ADS5402 function?
The analog input buffer of the ADS5402 has high-impedance input to isolate the internal switching of the on-chip track-and-hold from disturbing the signal source.
- Does the ADS5402 support synchronization for multiple ADCs?
Yes, the ADS5402 has a synchronization input for resetting internal clocks and digital logic, and it also provides a synchronization output signal for synchronizing multiple ADCs.
