Overview
The AD9288BST-100 is a dual 8-bit monolithic sampling analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is optimized for low cost, low power consumption, small size, and ease of use. It features on-chip track-and-hold circuits and operates at a conversion rate of up to 100 MSPS with outstanding dynamic performance over its full operating range. The AD9288BST-100 is designed to be highly versatile, allowing each channel to operate independently and supporting various digital data formats and timing schemes.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8 bits |
| Conversion Rate | Up to 100 MSPS |
| Power Supply | Single 3.0 V (2.7 V to 3.6 V) |
| Output Format | Twos complement or offset binary |
| Analog Input Range | 1.024 V p-p centered at VD × 0.3 |
| Internal Reference Voltage | 1.25 V |
| Operating Temperature Range | –40°C to +85°C |
| Package Type | 48-lead LQFP (7 mm × 7 mm, 1.4 mm) |
| Digital Output Compatibility | TTL/CMOS-compatible |
Key Features
- Low power consumption and small size, making it suitable for battery-powered instruments.
- Independent operation of each channel.
- User-selectable standby modes, digital data formats (twos complement or offset binary), and digital data timing schemes.
- No external reference or driver components required for many applications.
- Internal 1.25 V voltage reference.
- Digital outputs are TTL/CMOS-compatible, with a separate output power supply pin supporting 3.3 V or 2.5 V logic.
- Pin-compatible with the 10-bit AD9218 for future system migrations.
Applications
- Battery-powered instruments.
- Hand-held scopemeters.
- Low-cost digital oscilloscopes.
- I and Q communications.
Q & A
- What is the conversion rate of the AD9288BST-100? The AD9288BST-100 operates at a conversion rate of up to 100 MSPS.
- What is the power supply requirement for the AD9288BST-100? The AD9288BST-100 requires a single 3.0 V power supply (operating range: 2.7 V to 3.6 V).
- What are the output formats supported by the AD9288BST-100? The AD9288BST-100 supports both twos complement and offset binary output formats.
- Does the AD9288BST-100 require external reference or driver components? No, the AD9288BST-100 does not require external reference or driver components for many applications.
- What is the operating temperature range of the AD9288BST-100? The operating temperature range is –40°C to +85°C.
- What type of package is the AD9288BST-100 available in? The AD9288BST-100 is available in a 48-lead LQFP package (7 mm × 7 mm, 1.4 mm).
- Is the AD9288BST-100 compatible with other ADC models? Yes, it is pin-compatible with the 10-bit AD9218.
- What are the typical applications of the AD9288BST-100? Typical applications include battery-powered instruments, hand-held scopemeters, low-cost digital oscilloscopes, and I and Q communications.
- How does the standby mode function in the AD9288BST-100? In standby mode, the digital outputs are driven to a high impedance state.
- What is the internal reference voltage of the AD9288BST-100? The internal reference voltage is 1.25 V.
