Analog Devices Inc. AD7870BQ
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $303.28 | $303.28 |
| 15+ | $69.75 | $1,046.25 |
| 25+ | $68.24 | $1,706.00 |
| 50+ | $64.45 | $3,222.50 |
| 100+ | $56.87 | $5,687.00 |
| N+ | $11.37 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | |
| Packaging | Bulk | |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 100k |
| Number of Inputs | 1 |
| Input Type | Single Ended |
| Data Interface | SPI, Parallel |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | Internal |
| Voltage - Supply, Analog | ±5V |
| Voltage - Supply, Digital | ±5V |
| Features | - |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Through Hole |
| Grade | - |
| Qualification | - |
| Package / Case | 24-CDIP (0.300", 7.62mm) |
| Supplier Device Package | 24-CDIP |
| ROHS |  |
The AD7870BQ from Analog Devices is a 12-bit, single-channel analog-to-digital converter with a sampling rate of 100 kSPS. It features both SPI and parallel interfaces, providing flexibility for various system designs. The device uses a Sample-and-Hold (S/H) ADC architecture and includes an internal reference, reducing external component requirements. It operates over -40°C to +85°C and is housed in a 24-CDIP ceramic package, making it suitable for industrial, medical, and instrumentation applications.
- Dual Interface Options: Supports both SPI and parallel interfaces, offering design flexibility for different microcontrollers and DSPs.
- Internal Reference: Built-in reference eliminates the need for external reference components, simplifying design and reducing BOM cost.
- High Accuracy: 12-bit resolution provides precise digitization for measurement and control applications.
- Wide Operating Range: Rated for -40°C to +85°C, suitable for industrial environments.
Precision Industrial Measurement
The AD7870BQ's 12-bit resolution and 100 kSPS sampling rate make it suitable for precision industrial measurement applications, such as weighing scales, pressure transducers, and temperature controllers, where accuracy is paramount.
Data Acquisition and Logging
With its dual SPI and parallel interfaces, this ADC can be easily integrated into data acquisition systems for laboratory and field use, providing accurate digitization of slow to moderate speed analog signals.
Medical Instrumentation
In medical devices like patient monitors and diagnostic equipment, the AD7870BQ offers the precision and reliability needed for accurate signal measurement, with its internal reference simplifying design.
Motor Control Systems
For motor control applications, this ADC can digitize current and voltage feedback signals with high accuracy, enabling precise control of motor speed and torque in industrial drives and robotics.
Portable Test Equipment
The low power consumption and internal reference make the AD7870BQ suitable for battery-powered portable test instruments, such as handheld multimeters and calibrators, where accuracy and power efficiency are critical.
- Q: What is the resolution of the AD7870BQ?
- A: The AD7870BQ is a 12-bit analog-to-digital converter.
- Q: What is the sampling rate?
- A: It has a sampling rate of 100 kSPS (kilo samples per second).
- Q: How many channels does it have?
- A: It has a single input channel (1 channel).
- Q: What interface does it use?
- A: It supports both SPI and Parallel digital output interfaces.
- Q: What is the architecture?
- A: It uses a Sample-and-Hold (S/H) ADC architecture.
- Q: What is the package type?
- A: It is available in a 24-CDIP (0.300", 7.62mm) ceramic package.
AD7870BQ.pdf
- Q: What is the resolution of the AD7870BQ?
- A: The AD7870BQ is a 12-bit analog-to-digital converter.
- Q: What is the sampling rate?
- A: It has a sampling rate of 100 kSPS (kilo samples per second).
- Q: How many channels does it have?
- A: It has a single input channel (1 channel).
- Q: What interface does it use?
- A: It supports both SPI and Parallel digital output interfaces.
- Q: What is the architecture?
- A: It uses a Sample-and-Hold (S/H) ADC architecture.
- Q: What is the package type?
- A: It is available in a 24-CDIP (0.300", 7.62mm) ceramic package.
