Overview
The AD7989-5BRMZ-RL7 is a high-performance, 18-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7989 series, known for its low power consumption and high-speed conversion capabilities. The AD7989-5BRMZ-RL7 operates from a single power supply and features a versatile serial interface, making it suitable for a wide range of applications requiring precise and efficient data conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 18 |
| Sampling Rate (Per Second) | 500 kSPS |
| Input Type | Differential |
| Data Interface | SPI, DSP |
| Configuration | S/H-ADC |
| Architecture | SAR (Successive Approximation) |
| Reference Type | External |
| Voltage - Supply, Analog | 2.375V ~ 2.625V |
| Voltage - Supply, Digital | 2.375V ~ 2.625V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 10-Lead MSOP |
| Mounting Type | Surface Mount |
| Resolution | 18 bit |
| Number of Channels | 1 Channel |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +85°C |
Key Features
- High-Speed Conversion: The AD7989-5BRMZ-RL7 can convert up to 500,000 samples per second, making it suitable for high-speed data acquisition applications.
- Low Power Consumption: The device powers down between conversions, making it ideal for battery-powered applications, with a typical power consumption of 700 µW at 100 kSPS.
- On-Chip Track-and-Hold Amplifier: This feature eliminates pipeline delay or latency, making the device ideal for multiple multiplexed channel applications.
- Flexible Interface: The ADC is SPI-compatible and can be interfaced to any 1.8 V to 5 V digital logic family using a separate VIO supply.
- Compact Packaging: Available in a 10-lead MSOP or a 10-lead LFCSP, which allows for space savings and flexible configurations.
- High Accuracy: The device features no missing codes, low differential nonlinearity error (DNL), and integral nonlinearity error (INL), ensuring high accuracy in data conversion.
Applications
- Industrial Automation: High-speed and accurate data conversion is crucial in industrial automation, making the AD7989-5BRMZ-RL7 a suitable choice.
- Medical Devices: The low power consumption and high accuracy of this ADC make it ideal for medical devices that require precise data acquisition.
- Aerospace and Defense: The device's robust performance over a wide temperature range and its compact packaging make it suitable for aerospace and defense applications.
- Test and Measurement Equipment: The high-speed conversion and accuracy of the AD7989-5BRMZ-RL7 make it a good fit for test and measurement equipment.
Q & A
- What is the resolution of the AD7989-5BRMZ-RL7?
The AD7989-5BRMZ-RL7 has a resolution of 18 bits.
- What is the maximum sampling rate of the AD7989-5BRMZ-RL7?
The maximum sampling rate is 500,000 samples per second (500 kSPS).
- What type of input does the AD7989-5BRMZ-RL7 accept?
The device accepts differential inputs.
- What is the operating temperature range of the AD7989-5BRMZ-RL7?
The operating temperature range is from -40°C to +85°C.
- What is the typical power consumption of the AD7989-5BRMZ-RL7 at 100 kSPS?
The typical power consumption is 700 µW at 100 kSPS.
- What type of package is the AD7989-5BRMZ-RL7 available in?
The device is available in a 10-lead MSOP package.
- Is the AD7989-5BRMZ-RL7 compatible with different logic families?
Yes, it is compatible with 1.8 V, 2.5 V, 3 V, and 5 V logic families.
- Does the AD7989-5BRMZ-RL7 have an on-chip track-and-hold amplifier?
Yes, it does have an on-chip track-and-hold amplifier.
- What is the architecture of the AD7989-5BRMZ-RL7?
The architecture is based on a successive approximation (SAR) ADC.
- Can the AD7989-5BRMZ-RL7 be used in battery-powered applications?
Yes, due to its low power consumption, it is suitable for battery-powered applications.
