Overview
The AD9200JRS is a high-performance, 10-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This monolithic, single-supply ADC features a multistage differential pipeline architecture, enabling it to operate at a sampling rate of 20 MSPS. It is designed for low power consumption and high-speed applications, making it ideal for use in portable and battery-powered devices. The AD9200JRS is available in a 28-lead SSOP package and is pin-compatible with the AD876, allowing for easy migration to lower supply voltages in existing designs.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10-bit |
| Sampling Rate | 20 MSPS |
| Supply Voltage | 2.7 V to 5.5 V |
| Power Consumption | 80 mW (at 3 V supply) |
| Power-Down Mode | < 5 mW |
| Temperature Range | 0°C to +70°C (commercial), –40°C to +85°C (industrial) |
| Package Type | 28-lead SSOP |
| Differential Nonlinearity | 0.5 LSB |
| On-Chip Sample-and-Hold | 300 MHz |
Key Features
- Low Power Consumption: The AD9200JRS consumes 80 mW at a 3 V supply and reduces to below 5 mW in sleep mode.
- High-Speed Sampling: Operates at a sampling rate of 20 MSPS with a 300 MHz on-board sample-and-hold amplifier.
- Pin Compatibility: Pin-compatible with the AD876, facilitating easy design migration to lower supply voltages.
- Adjustable On-Chip Voltage Reference: Can be set to 1 V or 2 V by appropriate pin strapping.
- Out-of-Range Indicator: The OTR output bit indicates when the input signal is beyond the ADC’s input range.
- Built-In Clamp Function: Allows DC restoration of video signals.
- Three-State Outputs: Outputs can be placed in a three-state mode for reduced power consumption.
Applications
The AD9200JRS is versatile and suitable for a wide range of applications, including:
- Imaging Systems: High-speed imaging applications benefit from its low power consumption and high sampling rates.
- Communications Systems: Ideal for communication systems requiring high-speed data conversion.
- Instrumentation: Used in various instrumentation applications where precise and fast data conversion is necessary.
- Portable and Battery-Powered Devices: Its low power consumption makes it suitable for battery-powered devices.
Q & A
- What is the resolution of the AD9200JRS ADC?
The AD9200JRS has a 10-bit resolution.
- What is the maximum sampling rate of the AD9200JRS?
The AD9200JRS can sample at a rate of up to 20 MSPS.
- What is the power consumption of the AD9200JRS at a 3 V supply?
The power consumption is 80 mW at a 3 V supply.
- What is the temperature range for the AD9200JRS?
The AD9200JRS operates over a temperature range of 0°C to +70°C (commercial) and –40°C to +85°C (industrial).
- Is the AD9200JRS pin-compatible with other ADCs?
Yes, it is pin-compatible with the AD876.
- What is the purpose of the built-in clamp function in the AD9200JRS?
The built-in clamp function allows for DC restoration of video signals.
- Can the outputs of the AD9200JRS be placed in a three-state mode?
Yes, the outputs can be placed in a three-state mode to reduce power consumption.
- What is the on-chip sample-and-hold amplifier frequency of the AD9200JRS?
The on-chip sample-and-hold amplifier operates at 300 MHz.
- How does the AD9200JRS indicate out-of-range input signals?
The AD9200JRS indicates out-of-range input signals through the OTR output bit.
- Can the AD9200JRS be used in high-speed imaging applications?
Yes, the AD9200JRS is suitable for high-speed imaging applications due to its low power consumption and high sampling rates.
