Overview
The AD7819YRZ-REEL7 is a high-speed, 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for microprocessor and digital signal processor (DSP) compatibility, offering a maximum throughput of 200 kSPS. It operates on a single power supply voltage range of +2.7 V to +5.5 V, making it versatile for various system designs. The AD7819 features a 4.5 µs successive approximation A/D converter, track/hold circuitry, and an onboard clock oscillator, ensuring efficient and accurate analog-to-digital conversion.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Series | AD7819 |
| Mounting Style | SMD/SMT | Resolution | 8 bit |
| Number of Channels | 1 Channel | Sampling Rate | 200 kS/s |
| Input Type | Single-Ended | Interface Type | Parallel |
| Architecture | SAR | Reference Type | External |
| SNR - Signal to Noise Ratio | 48 dB | Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +105°C | Packaging | Reel |
| Height | 1.5 mm | Input Voltage | 3 V/5 V |
| Length | 10 mm | Number of Converters | 1 Converter |
| Type | S/H ADC | Width | 4 mm |
| DNL - Differential Nonlinearity | +/- 0.5 LSB | Gain Error | +/- 0.5 LSB |
| INL - Integral Nonlinearity | +/- 0.5 LSB | Operating Supply Voltage | 5 V |
| Pd - Power Dissipation | 17.5 mW | Sample and Hold | Yes |
| Factory Pack Quantity | 1000 | Unit Weight | 0.023492 oz |
Key Features
- Fast Conversion Time and Low Power: The AD7819 offers a conversion time of 4.5 µs and low power consumption, making it suitable for high-speed applications while minimizing power usage.
- Simplified Digital Interface Design: The device features an 8-bit wide parallel interface, allowing easy interfacing with microprocessors and DSPs using only address decoding logic.
- Accurate Analog-to-Digital Conversion: With a successive approximation architecture and track/hold circuitry, the AD7819 ensures accurate and reliable analog-to-digital conversion.
- Compact Package with Easy Installation: Available in a 16-pin SOIC package, the AD7819 is compact and easy to integrate into various system designs.
- High-Speed Data Transfer Capability: The device supports a maximum throughput of 200 kSPS, making it ideal for high-speed data acquisition applications.
- Dual Supply Voltage Operation Available: The AD7819 can operate on a single power supply voltage range of +2.7 V to +5.5 V, providing flexibility in system design.
Applications
The AD7819YRZ-REEL7 is suitable for a variety of applications that require high-speed and accurate analog-to-digital conversion. These include:
- Data Acquisition Systems: The high throughput rate and accurate conversion make it ideal for data acquisition systems in industrial, medical, and scientific instruments.
- Embedded Systems: Its compatibility with microprocessors and DSPs makes it a good fit for embedded systems requiring analog-to-digital conversion.
- Automotive and Industrial Control Systems: The device's robust specifications and wide operating temperature range make it suitable for use in automotive and industrial control systems.
- Medical Devices: The AD7819's high accuracy and reliability are beneficial in medical devices that require precise analog-to-digital conversion.
Q & A
- What is the maximum sampling rate of the AD7819YRZ-REEL7?
The maximum sampling rate of the AD7819YRZ-REEL7 is 200 kSPS.
- What is the power supply voltage range for the AD7819YRZ-REEL7?
The AD7819YRZ-REEL7 operates on a single power supply voltage range of +2.7 V to +5.5 V.
- What type of interface does the AD7819YRZ-REEL7 use?
The AD7819YRZ-REEL7 uses an 8-bit wide parallel interface.
- Does the AD7819YRZ-REEL7 have built-in track/hold circuitry?
Yes, the AD7819YRZ-REEL7 includes track/hold circuitry.
- What is the package type of the AD7819YRZ-REEL7?
The AD7819YRZ-REEL7 is available in a 16-pin SOIC package.
- How does the AD7819YRZ-REEL7 manage power consumption during low throughput rates?
The AD7819YRZ-REEL7 automatically powers down at the end of a conversion and powers up at the start of a new conversion, significantly reducing power consumption at lower throughput rates.
- What is the signal-to-noise ratio (SNR) of the AD7819YRZ-REEL7?
The signal-to-noise ratio (SNR) of the AD7819YRZ-REEL7 is 48 dB.
- Is the AD7819YRZ-REEL7 sensitive to electrostatic discharge (ESD)?
Yes, the AD7819YRZ-REEL7 is an ESD-sensitive device and requires proper ESD precautions to avoid damage.
- What are the operating temperature ranges for the AD7819YRZ-REEL7?
The operating temperature range for the AD7819YRZ-REEL7 is from -40°C to +105°C.
- How many analog input channels does the AD7819YRZ-REEL7 have?
The AD7819YRZ-REEL7 has one analog input channel.
