Overview
The AD7988-1BCPZ-RL7 is a 16-bit, low-power, successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component operates from a single power supply and is designed for high precision and low power consumption, making it ideal for battery-powered applications. The AD7988-1 offers a throughput of 100 kSPS and features a versatile SPI-compatible serial interface that allows daisy-chaining of multiple ADCs on a single 3-wire bus.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Throughput | 100 kSPS |
| Power Supply | Single supply (VDD) |
| Reference Voltage | Externally applied, independent of VDD |
| Input Range | 0 V to VREF with respect to IN− |
| Logic Compatibility | 1.8 V, 2.5 V, 3 V, or 5 V |
| Package | 10-lead MSOP or 10-lead LFCSP |
| Operating Temperature | −40°C to +125°C |
| Power Consumption (at 10 kSPS) | Typically 70 µW |
Key Features
- Successive approximation architecture with on-chip track-and-hold, eliminating pipeline delay or latency.
- Low power consumption, ideal for battery-powered applications.
- Versatile SPI-compatible serial interface allowing daisy-chaining of multiple ADCs.
- Compatible with 1.8 V, 2.5 V, 3 V, or 5 V digital logic families.
- Compact packaging in 10-lead MSOP or 10-lead LFCSP.
- External reference voltage that can be set independent of the supply voltage.
Applications
The AD7988-1BCPZ-RL7 is suitable for a variety of applications requiring high precision and low power consumption, such as:
- Battery-powered devices.
- Portable medical devices.
- Industrial control systems.
- Aerospace and defense systems.
- Multiplexed channel applications due to its lack of pipeline delay or latency.
Q & A
- What is the resolution of the AD7988-1BCPZ-RL7?
The AD7988-1BCPZ-RL7 has a resolution of 16 bits. - What is the throughput of the AD7988-1BCPZ-RL7?
The throughput of the AD7988-1BCPZ-RL7 is 100 kSPS. - What type of power supply does the AD7988-1BCPZ-RL7 use?
The AD7988-1BCPZ-RL7 operates from a single power supply (VDD). - How is the reference voltage applied to the AD7988-1BCPZ-RL7?
The reference voltage is applied externally and can be set independent of the supply voltage (VDD). - What are the compatible logic levels for the AD7988-1BCPZ-RL7?
The AD7988-1BCPZ-RL7 is compatible with 1.8 V, 2.5 V, 3 V, or 5 V digital logic families. - What are the package options for the AD7988-1BCPZ-RL7?
The AD7988-1BCPZ-RL7 is available in 10-lead MSOP or 10-lead LFCSP packages. - What is the operating temperature range of the AD7988-1BCPZ-RL7?
The operating temperature range is −40°C to +125°C. - How much power does the AD7988-1BCPZ-RL7 consume at 10 kSPS?
The AD7988-1BCPZ-RL7 typically consumes 70 µW at 10 kSPS. - Can multiple AD7988-1BCPZ-RL7 ADCs be daisy-chained?
Yes, multiple AD7988-1BCPZ-RL7 ADCs can be daisy-chained on a single 3-wire bus using the SPI-compatible serial interface. - What is the architecture of the AD7988-1BCPZ-RL7?
The AD7988-1BCPZ-RL7 uses a successive approximation architecture with on-chip track-and-hold.
