Overview
The AD7887WARMZ-RL is a 12-bit, dual- or single-channel analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This micropower ADC is designed for low power consumption and high precision, making it suitable for a variety of applications requiring accurate analog-to-digital conversion. The device can be configured for either single-channel or dual-channel operation via its on-chip control register, offering flexibility in system design. It is available in an 8-lead MSOP package, ensuring a compact footprint while maintaining high performance.
Key Specifications
| Parameter | Description |
|---|---|
| Resolution | 12-bit |
| Channels | Dual-channel or single-channel |
| Conversion Rate | 125 kSPS with a 2 MHz clock |
| Voltage Supply | 2.7 V to 3.6 V or 4.75 V to 5.25 V |
| Analog Input Range (Single-Channel) | 0 to VREF (internal 2.5 V or external 2.5 V to VDD) |
| Analog Input Range (Dual-Channel) | 0 to VDD |
| Power Consumption | Typically 2 mW in normal operation, 3 μW in power-down mode |
| Package | 8-lead MSOP or 8-lead narrow body SOIC |
| Operating Temperature | -40°C to 125°C |
Key Features
- Flexible configuration for dual- or single-channel operation via on-chip control register.
- Low power consumption: typically 2 mW in normal operation and 3 μW in power-down mode.
- High throughput rate of 125 kSPS with a 2 MHz clock.
- Internal 2.5 V reference or external reference voltage option (2.5 V to VDD).
- Versatile serial interface compatible with SPI, QSPI, MICROWIRE, and DSP.
- Read-only ADC capability in single-channel mode.
- Compact 8-lead MSOP or SOIC package.
Applications
- Industrial automation and control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense applications where low power and high accuracy are critical.
- Automotive systems, including sensor interfaces and data acquisition.
- Consumer electronics, such as audio and video equipment.
Q & A
- What is the resolution of the AD7887WARMZ-RL ADC?
The AD7887WARMZ-RL has a 12-bit resolution.
- Can the AD7887WARMZ-RL be configured for single-channel or dual-channel operation?
Yes, the AD7887WARMZ-RL can be configured for either single-channel or dual-channel operation via its on-chip control register.
- What is the conversion rate of the AD7887WARMZ-RL?
The conversion rate is 125 kSPS when provided with a 2 MHz clock.
- What are the voltage supply options for the AD7887WARMZ-RL?
The device can operate from a 2.7 V to 3.6 V or 4.75 V to 5.25 V supply.
- What is the power consumption of the AD7887WARMZ-RL in normal and power-down modes?
The power consumption is typically 2 mW in normal operation and 3 μW in power-down mode.
- What types of packages are available for the AD7887WARMZ-RL?
The device is available in 8-lead MSOP and 8-lead narrow body SOIC packages.
- What is the operating temperature range of the AD7887WARMZ-RL?
The operating temperature range is -40°C to 125°C.
- Can the AD7887WARMZ-RL use an external reference voltage?
Yes, the device can use an external reference voltage ranging from 2.5 V to VDD.
- What serial interfaces are supported by the AD7887WARMZ-RL?
The device supports SPI, QSPI, MICROWIRE, and DSP compatible serial interfaces.
- Is the AD7887WARMZ-RL RoHS compliant?
Yes, the AD7887WARMZ-RL is RoHS compliant.
