Analog Devices Inc. AD7859LASZ-REEL
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $21.72 | $21.72 |
| 15+ | $21.03 | $315.45 |
| 25+ | $20.57 | $514.25 |
| 50+ | $19.43 | $971.50 |
| 100+ | $17.15 | $1,715.00 |
| N+ | $3.43 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 100k |
| Number of Inputs | 4, 8 |
| Input Type | Pseudo-Differential, Single Ended |
| Data Interface | Parallel |
| Configuration | MUX-S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 3V ~ 5.5V |
| Voltage - Supply, Digital | 3V ~ 5.5V |
| Features | - |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Grade | - |
| Qualification | - |
| Package / Case | 44-QFP |
| Supplier Device Package | 44-MQFP (10x10) |
| ROHS |  |
The AD7859LASZ-REEL from Analog Devices is a high-performance 12-bit analog-to-digital converter featuring a multiplexed input stage that supports up to 8 channels. With a sampling rate of 100 kSPS and a parallel interface, it delivers fast, accurate conversions for demanding industrial and instrumentation applications. The device includes both external and internal reference options, providing design flexibility. Housed in a compact 44-QFP package, it operates over the industrial temperature range of -40°C to +85°C, making it a reliable choice for multi-channel data acquisition, process control, and medical monitoring systems.
- Multi-Channel Flexibility: Supports 4 or 8 input channels via an integrated MUX, reducing external component count and simplifying PCB layout.
- Fast Parallel Interface: The parallel output enables high-speed data transfer to DSPs and microcontrollers, ideal for real-time control systems.
- Design Flexibility: Both external and internal voltage references are supported, allowing optimization for accuracy or component count.
- Industrial Reliability: Rated for -40°C to +85°C operation, ensuring consistent performance in harsh environments.
- Compact Package: The 44-QFP package saves board space while providing adequate thermal performance for most applications.
Multi-Channel Data Acquisition Systems
The AD7859LASZ-REEL's 8-channel multiplexer allows a single ADC to digitize multiple analog signals, reducing component count and cost in data acquisition systems. Its 100 kSPS throughput is sufficient for most industrial sensor monitoring applications.
Industrial Process Control
With 12-bit resolution and a parallel interface, this ADC is ideal for precise monitoring of process variables like temperature, pressure, and flow. The industrial temperature range (-40°C to +85°C) ensures reliable operation in harsh factory environments.
Battery-Powered Instrumentation
The internal reference option simplifies design and reduces external component requirements, making the AD7859LASZ-REEL suitable for portable, battery-powered measurement instruments where board space and power efficiency are critical.
Motor Control Feedback Loops
In motor control systems, the ADC's fast parallel output and 100 kSPS sampling rate enable real-time current and voltage sensing, supporting precise torque and speed control in industrial drives and robotics.
Medical Patient Monitoring
The 12-bit resolution and multiple input channels make this ADC suitable for digitizing vital signs such as ECG, EEG, and temperature signals. The compact 44-QFP package fits well into space-constrained medical devices.
Automotive Sensor Interfaces
Although not AEC-Q100 qualified, the wide temperature range and multi-channel capability make it suitable for non-critical automotive sensor interfaces, such as battery management and climate control systems.
- Q: What type of ADC is the AD7859LASZ-REEL?
- A: It is a 12-bit successive approximation (SAR) analog-to-digital converter with a multiplexed front-end (MUX-S/H-ADC).
- Q: What is the resolution of the AD7859LASZ-REEL?
- A: The resolution is 12 bits, providing 4096 discrete output levels.
- Q: What is the maximum sampling rate?
- A: The maximum sampling rate is 100 kSPS (100,000 samples per second).
- Q: How many input channels does it support?
- A: It supports 4 or 8 input channels, selectable via configuration.
- Q: What digital interface does it use?
- A: It uses a parallel interface for high-speed data transfer to microcontrollers or DSPs.
- Q: What is the operating temperature range?
- A: The AD7859LASZ-REEL operates over the industrial temperature range of -40°C to +85°C.
AD7859LASZ-REEL.pdf
- Q: What type of ADC is the AD7859LASZ-REEL?
- A: It is a 12-bit successive approximation (SAR) analog-to-digital converter with a multiplexed front-end (MUX-S/H-ADC).
- Q: What is the resolution of the AD7859LASZ-REEL?
- A: The resolution is 12 bits, providing 4096 discrete output levels.
- Q: What is the maximum sampling rate?
- A: The maximum sampling rate is 100 kSPS (100,000 samples per second).
- Q: How many input channels does it support?
- A: It supports 4 or 8 input channels, selectable via configuration.
- Q: What digital interface does it use?
- A: It uses a parallel interface for high-speed data transfer to microcontrollers or DSPs.
- Q: What is the operating temperature range?
- A: The AD7859LASZ-REEL operates over the industrial temperature range of -40°C to +85°C.
