Overview
The AD7988-1BCPZ-RL is a 16-bit, successive approximation analog-to-digital converter (ADC) from Analog Devices Inc., part of their PulSAR® series. This ADC is designed for precise data acquisition and operates from a single power supply. It features a single pseudo-differential input and supports SPI and DSP data interfaces. The AD7988-1BCPZ-RL is known for its low power consumption, making it ideal for battery-powered applications and other scenarios where power efficiency is crucial.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7988-1BCPZ-RL |
| Resolution | 16 bits |
| Number of Inputs | 1 (pseudo-differential) |
| Sampling Rate | 100 kSPS |
| Reference Type | External |
| Supply Voltage (Analog/Digital) | 2.375 V ~ 2.625 V |
| Package / Case | 10-MSOP, 10-LFCSP |
| Operating Temperature | -40°C ~ 125°C |
| Data Interface | SPI, DSP |
| Configuration | S/H-ADC (Sample-and-Hold ADC) |
| S/H:ADC Ratio | 1:1 |
| Architecture | SAR (Successive Approximation) |
| Power Consumption | Typically 70 µW at 10 kSPS |
Key Features
- 16-bit resolution with a single pseudo-differential input.
- Sampling rate of up to 100 kSPS.
- Low power consumption, ideal for battery-powered applications.
- SPI and DSP compatible serial interface, allowing daisy-chaining of multiple ADCs.
- External voltage reference that can be set independent of the supply voltage.
- On-chip track-and-hold circuit with no pipeline delay or latency.
- Compact 10-lead MSOP or LFCSP packaging for space savings and flexibility.
- Operating temperature range from -40°C to 125°C.
- Lead-free and RoHS compliant.
Applications
The AD7988-1BCPZ-RL is suitable for a variety of applications that require precise and efficient analog-to-digital conversion. These include:
- Battery-powered devices and portable electronics where low power consumption is critical.
- Industrial control systems and automation.
- Medical devices requiring high precision and low noise.
- Aerospace and defense applications where reliability and performance are paramount.
- Multiplexed channel applications due to its on-chip track-and-hold and lack of pipeline delay.
Q & A
- What is the resolution of the AD7988-1BCPZ-RL ADC?
The AD7988-1BCPZ-RL has a 16-bit resolution.
- What is the sampling rate of the AD7988-1BCPZ-RL?
The sampling rate is up to 100 kSPS.
- What type of input does the AD7988-1BCPZ-RL support?
The ADC supports a single pseudo-differential input.
- What is the power consumption of the AD7988-1BCPZ-RL at 10 kSPS?
Typically 70 µW at 10 kSPS.
- What is the operating temperature range of the AD7988-1BCPZ-RL?
The operating temperature range is from -40°C to 125°C.
- Is the AD7988-1BCPZ-RL RoHS compliant?
Yes, the AD7988-1BCPZ-RL is lead-free and RoHS compliant.
- What type of data interface does the AD7988-1BCPZ-RL support?
The ADC supports SPI and DSP compatible serial interfaces.
- Can multiple AD7988-1BCPZ-RL ADCs be daisy-chained?
Yes, multiple ADCs can be daisy-chained on a single 3-wire bus.
- What is the architecture of the AD7988-1BCPZ-RL ADC?
The ADC uses a successive approximation (SAR) architecture.
- Does the AD7988-1BCPZ-RL have on-chip track-and-hold circuitry?
Yes, it has an on-chip track-and-hold circuit with no pipeline delay or latency.
