Overview
The AD7888ARZ-REEL is a high-speed, low-power, 12-bit analog-to-digital converter (ADC) manufactured by Analog Devices, Inc. This component is designed for various data acquisition systems and operates from a single 2.7 V to 5.25 V power supply. It features a successive approximation register (SAR) architecture and supports a throughput rate of 125 kSPS. The AD7888ARZ-REEL is packaged in a 16-lead narrow SOIC and is known for its high precision and reliability in extreme temperature conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | AD7888ARZ-REEL7 |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Number of Inputs | 8 single-ended |
| Sampling Rate (Per Second) | 125 kSPS |
| Reference Type | External, Internal |
| Voltage - Supply, Digital | 2.7 V ~ 5.25 V |
| Voltage - Supply, Analog | 2.7 V ~ 5.25 V |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Operating Temperature | -40°C ~ 105°C |
| Data Interface | SPI, DSP |
| Architecture | SAR (Successive Approximation Register) |
Key Features
- High-Speed Conversion: Capable of a 125 kSPS throughput rate.
- Multiplexed Sample/Hold Amplifier: Features an on-chip track/hold amplifier with eight single-ended analog input channels.
- Flexible Reference Options: Selectable external or internal reference, with an on-chip 2.5 V reference available.
- Serial Interface Compatibility: Compatible with SPI, QSPI, MICROWIRE, and DSP interfaces.
- Low Power Consumption: Operates from a single 2.7 V to 5.25 V power supply, making it suitable for battery-powered systems.
- High Reliability: Operates reliably in extreme temperatures ranging from -40°C to 105°C.
- Packaging: Supplied in 16-SOIC package on tape and reel for automated assembly.
Applications
- Battery-Powered Systems: Suitable for personal digital assistants, medical instruments, and mobile communications.
- Instrumentation and Control Systems: Ideal for high-speed data acquisition and control in industrial and instrumentation markets.
- High-Speed Modems: Used in high-speed communication systems due to its fast sampling rate and low power consumption.
- Harsh Environment Applications: Reliable operation in high temperature and harsh environment conditions.
Q & A
- What is the resolution of the AD7888ARZ-REEL ADC?
The AD7888ARZ-REEL has a 12-bit resolution.
- How many analog input channels does the AD7888ARZ-REEL have?
The AD7888ARZ-REEL features eight single-ended analog input channels.
- What is the sampling rate of the AD7888ARZ-REEL?
The AD7888ARZ-REEL has a sampling rate of 125 kSPS.
- What are the power supply voltage ranges for the AD7888ARZ-REEL?
The AD7888ARZ-REEL operates from a single 2.7 V to 5.25 V power supply for both analog and digital supplies.
- What types of interfaces does the AD7888ARZ-REEL support?
The AD7888ARZ-REEL supports SPI, QSPI, MICROWIRE, and DSP interfaces.
- What is the operating temperature range of the AD7888ARZ-REEL?
The AD7888ARZ-REEL operates reliably in temperatures ranging from -40°C to 105°C.
- What is the package type of the AD7888ARZ-REEL?
The AD7888ARZ-REEL is packaged in a 16-SOIC (0.154", 3.90mm Width).
- Does the AD7888ARZ-REEL have an on-chip reference?
Yes, the AD7888ARZ-REEL has an on-chip 2.5 V reference that can be used or disabled in favor of an external reference.
- Is the AD7888ARZ-REEL RoHS compliant?
Yes, the AD7888ARZ-REEL is lead-free and RoHS compliant.
- What are some common applications of the AD7888ARZ-REEL?
The AD7888ARZ-REEL is commonly used in battery-powered systems, instrumentation and control systems, high-speed modems, and harsh environment applications.
