Overview
The AD7858LBRZ is a 12-bit, 4- or 8-channel, successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for high-performance data acquisition applications, offering a balance of speed, accuracy, and low power consumption. The AD7858LBRZ is available in a 24-lead SOIC package and is RoHS compliant, making it suitable for a wide range of industrial and medical applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 4 or 8 |
| Conversion Type | Successive Approximation Register (SAR) |
| Conversion Rate | Up to 200 kSPS |
| Input Range | 0 to 5 V (single-ended), ±2.5 V (differential) |
| Power Supply | Single 2.7 V to 5.25 V |
| Power Consumption | Typically 3.3 mW at 200 kSPS |
| Package Type | 24-lead SOIC |
| Operating Temperature Range | -40°C to +85°C |
| RoHS Compliance | Yes |
Key Features
- High-speed conversion rate of up to 200 kSPS
- Low power consumption, typically 3.3 mW at 200 kSPS
- Flexible input configuration: 4 or 8 single-ended or differential channels
- High accuracy with ±1 LSB INL and ±1 LSB DNL
- On-chip reference and temperature sensor
- Serial interface: SPI-compatible
- Small 24-lead SOIC package
Applications
- Industrial automation and control systems
- Medical devices and diagnostic equipment
- Test and measurement instruments
- Aerospace and defense systems
- Automotive systems, including infotainment and safety systems
Q & A
- What is the resolution of the AD7858LBRZ ADC?
The AD7858LBRZ has a resolution of 12 bits. - How many input channels does the AD7858LBRZ support?
The AD7858LBRZ supports 4 or 8 input channels. - What is the conversion rate of the AD7858LBRZ?
The conversion rate of the AD7858LBRZ is up to 200 kSPS. - What is the power supply range for the AD7858LBRZ?
The power supply range for the AD7858LBRZ is 2.7 V to 5.25 V. - Is the AD7858LBRZ RoHS compliant?
Yes, the AD7858LBRZ is RoHS compliant. - What is the operating temperature range of the AD7858LBRZ?
The operating temperature range of the AD7858LBRZ is -40°C to +85°C. - What type of package does the AD7858LBRZ come in?
The AD7858LBRZ comes in a 24-lead SOIC package. - Does the AD7858LBRZ have an on-chip reference and temperature sensor?
Yes, the AD7858LBRZ has an on-chip reference and temperature sensor. - What type of serial interface does the AD7858LBRZ use?
The AD7858LBRZ uses a SPI-compatible serial interface. - What are some common applications of the AD7858LBRZ?
The AD7858LBRZ is commonly used in industrial automation, medical devices, test and measurement instruments, aerospace and defense systems, and automotive systems.
