Overview
The AD9690BCPZRL7-500 is a 14-bit, high-speed analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for sampling wide bandwidth analog signals up to 2 GHz, making it ideal for applications requiring high sampling rates, excellent linearity, and low power consumption in a compact package.
The AD9690 features an on-chip buffer and sample-and-hold circuit, optimized for low power, small size, and ease of use. It employs a multistage, differential pipelined architecture with integrated output error correction logic, ensuring high accuracy and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14 bits | |
| Sampling Rate | 1 GSPS / 500 MSPS | |
| Effective Number of Bits (ENOB) | 10.8 bits at 10 MHz | |
| Differential Nonlinearity (DNL) | ±0.5 LSB | |
| Integral Nonlinearity (INL) | ±2.5 LSB | |
| Noise Density | −154 dBFS/Hz at 1 GSPS | |
| Supply Voltage | 1.25 V, 2.5 V, 3.3 V | V |
| Analog Input Full Power Bandwidth | 2 GHz | |
| Input Range | 1.46 V p-p to 2.06 V p-p (nominal 1.70 V p-p for AD9690-1000, 2.06 V p-p for AD9690-500) | V p-p |
| Termination Impedance | 400 Ω, 200 Ω, 100 Ω, 50 Ω differential | Ω |
| Clock Input | Differential clock input with integer clock divide by 1, 2, 4, or 8 | |
| JESD204B Lane Configurations | One-, two-, or four-lane configurations |
Key Features
- Integrated voltage reference for ease of design.
- Programmable termination impedance and input ranges.
- Amplitude detect bits for efficient Automatic Gain Control (AGC) implementation.
- Two integrated wideband digital down-converters (DDCs) with 12-bit frequency translators (NCO) and four half-band decimation filters.
- Flexible JESD204B-based high-speed serialized output configurations.
- Multiple device synchronization through SYSREF± and SYNCINB± input pins.
- Flexible power-down options for significant power savings.
- 3-wire SPI interface for configuration.
Applications
- Wireless communication systems, including 4G and 5G base stations.
- Radar and electronic warfare systems.
- Medical imaging and diagnostic equipment.
- High-speed data acquisition systems.
- Test and measurement instruments.
Q & A
- What is the resolution of the AD9690BCPZRL7-500?
The AD9690BCPZRL7-500 has a resolution of 14 bits.
- What are the sampling rates available for the AD9690BCPZRL7-500?
The device can operate at sampling rates of 1 GSPS or 500 MSPS.
- What is the effective number of bits (ENOB) of the AD9690BCPZRL7-500 at 10 MHz?
The ENOB at 10 MHz is 10.8 bits.
- What are the differential nonlinearity (DNL) and integral nonlinearity (INL) specifications of the AD9690BCPZRL7-500?
The DNL is ±0.5 LSB, and the INL is ±2.5 LSB.
- What is the noise density of the AD9690BCPZRL7-500 at 1 GSPS?
The noise density at 1 GSPS is −154 dBFS/Hz.
- What are the available supply voltage options for the AD9690BCPZRL7-500?
The device can operate with supply voltages of 1.25 V, 2.5 V, or 3.3 V.
- What is the full power bandwidth of the analog input of the AD9690BCPZRL7-500?
The full power bandwidth of the analog input is 2 GHz.
- How can the JESD204B output lanes be configured for the AD9690BCPZRL7-500?
The JESD204B output can be configured in one-, two-, or four-lane configurations.
- What synchronization options are available for multiple devices?
Multiple device synchronization is supported through the SYSREF± and SYNCINB± input pins.
- How can the AD9690BCPZRL7-500 be configured?
The device can be configured using a 1.8 V to 3.3 V capable 3-wire SPI interface.
