Overview
The AD9680BCPZRL7-820 is a high-performance, dual 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is optimized for wide input bandwidth, high sampling rates, excellent linearity, and low power consumption, making it ideal for various high-speed data acquisition and communication applications. The AD9680 features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring high accuracy and reliability. It is designed to sample wide bandwidth analog signals up to 2 GHz and supports multiple sampling rates, including 500 MSPS, 820 MSPS, 1000 MSPS, and 1250 MSPS.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 500 MSPS, 820 MSPS, 1000 MSPS, 1250 MSPS |
| Analog Input Full Power Bandwidth | 2 GHz |
| SNR at 1 GSPS | 65.3 dBFS at 340 MHz, 60.5 dBFS at 1 GHz |
| ENOB | 10.8 bits at 10 MHz |
| DNL | ±0.5 LSB |
| INL | ±2.5 LSB |
| Noise Density | −154 dBFS/Hz at 1 GSPS |
| Supply Voltage | 1.25 V, 2.5 V, 3.3 V |
| Package | 64-Lead LFCSP (9mm x 9mm w/ EP) |
| Operating Temperature | −40°C to +85°C |
| Channel Isolation/Crosstalk | 95 dB |
Key Features
- Dual 14-bit ADC cores with multistage, differential pipelined architecture and integrated output error correction logic.
- Supports multiple sampling rates: 500 MSPS, 820 MSPS, 1000 MSPS, and 1250 MSPS.
- Wide bandwidth inputs supporting various user-selectable input ranges.
- Internal ADC voltage reference and programmable termination impedance (400 Ω, 200 Ω, 100 Ω, and 50 Ω differential).
- Amplitude detect bits for efficient automatic gain control (AGC) implementation.
- Two integrated wideband digital processors per channel, each with a 12-bit NCO and up to four half-band filters.
- Differential clock input with integer clock divide by 1, 2, 4, or 8.
- Flexible JESD204B lane configurations.
Applications
- Spectrum analyzers
- Data acquisition systems
- Military electronics, such as radar and jamming/anti-jamming measures
- High-speed communication receivers
- Medical imaging and diagnostic equipment
Q & A
- What is the resolution of the AD9680BCPZRL7-820 ADC?
The AD9680BCPZRL7-820 has a resolution of 14 bits. - What are the supported sampling rates for the AD9680BCPZRL7-820?
The supported sampling rates are 500 MSPS, 820 MSPS, 1000 MSPS, and 1250 MSPS. - What is the analog input full power bandwidth of the AD9680BCPZRL7-820?
The analog input full power bandwidth is 2 GHz. - Does the AD9680BCPZRL7-820 have an internal voltage reference?
Yes, the AD9680BCPZRL7-820 has an internal ADC voltage reference. - What are the available supply voltages for the AD9680BCPZRL7-820?
The available supply voltages are 1.25 V, 2.5 V, and 3.3 V. - What is the package type of the AD9680BCPZRL7-820?
The package type is a 64-Lead LFCSP (9mm x 9mm w/ EP). - What is the operating temperature range of the AD9680BCPZRL7-820?
The operating temperature range is −40°C to +85°C. - Does the AD9680BCPZRL7-820 support JESD204B interface?
Yes, the AD9680BCPZRL7-820 supports flexible JESD204B lane configurations. - What are the key applications of the AD9680BCPZRL7-820?
The key applications include spectrum analyzers, data acquisition systems, military electronics, and high-speed communication receivers. - How does the AD9680BCPZRL7-820 simplify automatic gain control (AGC) in communication receivers?
The AD9680BCPZRL7-820 simplifies AGC through programmable threshold detectors and amplitude detect bits, allowing for efficient monitoring and adjustment of the incoming signal power.
