Overview
The AD7895BRZ-10REEL, manufactured by Analog Devices Inc., is a high-performance analog-to-digital converter (ADC) that belongs to the AD7892 family. This component is designed for high-speed, low-power applications and is particularly suited for use in various data acquisition systems. It features a 12-bit sequential approximation ADC, an on-chip tracking/hold amplifier, and an internal +2.5V reference. The device is fabricated using Analog Devices' linearly compatible CMOS (LC2 MOS) process, combining precision bipolar circuits with low-power CMOS logic.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Conversion Time | 1.47 µs (AD7892-3), 2 µs (AD7892-1, AD7892-2) |
| Throughput Rate | Up to 600 kSPS (AD7892-3), 500 kSPS (AD7892-1, AD7892-2) |
| Power Supply | Single +5 V |
| Power Consumption | 60 mW typical |
| Analog Input Ranges | ±10 V or ±5 V (AD7892-1), 0 V to +2.5 V (AD7892-2), ±2.5 V (AD7892-3) |
| Interface | Parallel and serial |
| Package Type | 24-pin SOIC or DIP |
| Overvoltage Protection | Up to ±17 V or ±7 V for AD7892-1 and AD7892-3 respectively |
Key Features
- Fast 12-bit ADC with conversion times as low as 1.47 µs
- High throughput rates of up to 600 kSPS
- Single supply operation at +5 V with low power consumption of 60 mW
- On-chip tracking/hold amplifier and internal +2.5V reference
- Flexible interface options including parallel and serial connections
- Overvoltage protection on analog inputs for AD7892-1 and AD7892-3
- Compact 24-pin SOIC or DIP packaging
Applications
The AD7895BRZ-10REEL is suitable for a variety of applications requiring high-speed, low-power data acquisition. These include:
- Portable and battery-powered devices
- Medical equipment and diagnostic systems
- Industrial control and automation systems
- Aerospace and defense applications
- High-speed data logging and monitoring systems
Q & A
- What is the resolution of the AD7895BRZ-10REEL ADC?
The AD7895BRZ-10REEL has a 12-bit resolution. - What are the conversion times for the AD7892 family?
The conversion times are 1.47 µs for AD7892-3 and 2 µs for AD7892-1 and AD7892-2. - What are the throughput rates of the AD7892 family?
The throughput rates are up to 600 kSPS for AD7892-3 and 500 kSPS for AD7892-1 and AD7892-2. - What is the power supply requirement for the AD7895BRZ-10REEL?
The device operates on a single +5 V power supply. - How much power does the AD7895BRZ-10REEL typically consume?
The typical power consumption is 60 mW. - What are the analog input ranges for the AD7892 family?
The input ranges are ±10 V or ±5 V for AD7892-1, 0 V to +2.5 V for AD7892-2, and ±2.5 V for AD7892-3. - Does the AD7895BRZ-10REEL have overvoltage protection?
Yes, the AD7892-1 and AD7892-3 have overvoltage protection up to ±17 V and ±7 V respectively. - What types of interfaces does the AD7895BRZ-10REEL support?
The device supports both parallel and serial interfaces. - In what package types is the AD7895BRZ-10REEL available?
The device is available in 24-pin SOIC or DIP packages. - What is the fabrication process used for the AD7895BRZ-10REEL?
The device is fabricated using Analog Devices' linearly compatible CMOS (LC2 MOS) process.
