Overview
The AD7988-5CCPZ-RL7 is a 16-bit, lower power, successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the PulSAR® series and is known for its high precision and low power consumption, making it ideal for battery-powered applications. The AD7988-5 operates from a single power supply and features a versatile serial interface port compatible with various logic levels (1.8 V, 2.5 V, 3 V, or 5 V).
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Model Number | AD7988-5CCPZ-RL7 |
| Resolution | 16 bits |
| Sampling Rate | 500 kSPS |
| Supply Voltage (Analog) | 2.375V to 2.625V |
| Supply Voltage (Digital) | 2.375V to 2.625V |
| Number of Analog Input Channels | 1 |
| Sample and Hold | Track and Hold |
| Output Format | SERIAL |
| Package Type | 10-Lead LFCSP (3mm x 3mm) |
| Operating Temperature Range | -40°C to +125°C |
Key Features
- High Precision: The AD7988-5 features 16-bit resolution, ensuring high accuracy in analog-to-digital conversion.
- Low Power Consumption: The ADC is designed for low power operation, making it suitable for battery-powered applications. It consumes 70 µW at 10 kSPS.
- Versatile Serial Interface: The component has an SPI-compatible serial interface that supports daisy-chaining and is compatible with various logic levels (1.8 V, 2.5 V, 3 V, or 5 V).
- On-Chip Track and Hold: The ADC includes an on-chip track and hold circuit, eliminating pipeline delay or latency, which is ideal for multiple multiplexed channel applications.
- Compact Packaging: Available in 10-lead MSOP or 10-lead LFCSP packages, offering space savings and flexible configurations.
Applications
- Battery-Powered Devices: The low power consumption of the AD7988-5 makes it ideal for use in battery-powered devices such as portable medical equipment, handheld instruments, and other power-sensitive applications.
- Multiplexed Channel Systems: The absence of pipeline delay or latency makes this ADC suitable for systems with multiple multiplexed channels.
- Industrial Automation: The component's high precision and reliability are beneficial in industrial automation applications where accurate data acquisition is crucial.
- Medical Devices: The AD7988-5 can be used in medical devices that require precise and reliable analog-to-digital conversion, such as patient monitoring systems and diagnostic equipment.
Q & A
- What is the resolution of the AD7988-5?
The AD7988-5 has a resolution of 16 bits.
- What is the maximum sampling rate of the AD7988-5?
The AD7988-5 can sample at a rate of up to 500 kSPS.
- What is the supply voltage range for the AD7988-5?
The supply voltage range for both analog and digital circuits is 2.375V to 2.625V.
- Does the AD7988-5 have an on-chip track and hold circuit?
Yes, the AD7988-5 includes an on-chip track and hold circuit.
- What types of packages are available for the AD7988-5?
The AD7988-5 is available in 10-lead MSOP and 10-lead LFCSP packages.
- What is the operating temperature range of the AD7988-5?
The operating temperature range is -40°C to +125°C.
- Is the AD7988-5 compatible with different logic levels?
Yes, it is compatible with 1.8 V, 2.5 V, 3 V, or 5 V digital logic families.
- Can the AD7988-5 be used in battery-powered applications?
Yes, due to its low power consumption, it is suitable for battery-powered applications.
- What is the typical power consumption of the AD7988-5 at 10 kSPS?
The typical power consumption at 10 kSPS is 70 µW.
- Does the AD7988-5 support daisy-chaining?
Yes, the SPI-compatible serial interface supports daisy-chaining of several ADCs on a single 3-wire bus.
