Overview
The AD7887WARMZ is a 12-bit, micropower, dual-/single-channel analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is notable for its low power consumption and flexible operation modes. It can be configured for either single-channel or dual-channel operation via an on-chip control register, making it versatile for various applications. The AD7887WARMZ is available in an 8-lead MSOP package and operates over a wide supply voltage range of 2.7 V to 5.25 V.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 1 or 2 |
| Throughput Rate | 125 kSPS (with 2 MHz clock) |
| Supply Voltage Range | 2.7 V to 5.25 V |
| Analog Input Range (Single-Channel) | 0 to VREF (1.2 V to VDD) |
| Analog Input Range (Dual-Channel) | 0 to VDD |
| Power Consumption (Normal Operation) | Typically 2 mW |
| Power Consumption (Power-Down Mode) | 3 μW |
| Package Type | 8-Lead MSOP |
| Operating Temperature Range | -40°C to 125°C |
Key Features
- Flexible power management options, including automatic power-down after conversion.
- Read-only ADC capability.
- Versatile serial input/output port (SPI/QSPI/MICROWIRE/DSP compatible).
- Low power dissipation due to CMOS construction.
- On-chip track/hold analog-to-digital converter reference.
- Small footprint in 8-lead MSOP package.
Applications
The AD7887WARMZ is suitable for a variety of applications where low power consumption and high precision are required. These include:
- Portable and battery-powered devices.
- Medical devices and diagnostic equipment.
- Industrial control systems and automation.
- Aerospace and defense systems.
- Automotive systems and sensors.
Q & A
- What is the resolution of the AD7887WARMZ ADC?
The AD7887WARMZ has a resolution of 12 bits. - How many channels can the AD7887WARMZ operate with?
The AD7887WARMZ can be configured for either single-channel or dual-channel operation. - What is the throughput rate of the AD7887WARMZ?
The throughput rate is 125 kSPS when provided with a 2 MHz clock. - What is the supply voltage range for the AD7887WARMZ?
The supply voltage range is from 2.7 V to 5.25 V. - What is the analog input range for single-channel operation?
The analog input range for single-channel operation is from 0 to VREF (1.2 V to VDD). - What is the power consumption in normal operation and power-down mode?
The power consumption is typically 2 mW in normal operation and 3 μW in power-down mode. - What package types are available for the AD7887WARMZ?
The AD7887WARMZ is available in an 8-lead MSOP package. - What is the operating temperature range for the AD7887WARMZ?
The operating temperature range is from -40°C to 125°C. - Is the AD7887WARMZ RoHS compliant?
Yes, the AD7887WARMZ is RoHS compliant. - What serial interfaces are supported by the AD7887WARMZ?
The AD7887WARMZ supports SPI, QSPI, MICROWIRE, and DSP-compatible serial interfaces.
