Overview
The AD9218SSTZ-105-EP is a dual 10-bit monolithic sampling analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for high-performance applications, offering low power consumption, high dynamic performance, and ease of use. The AD9218 operates at conversion rates of up to 105 MSPS and is suitable for a wide range of applications, including those in the defense and aerospace sectors due to its compliance with AQEC standards.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 10-bit |
| Conversion Rate | 40/65/80/105 MSPS |
| Power Supply | 3.0 V (2.7 V to 3.6 V) |
| Power Dissipation | 275 mW per channel at 105 MSPS |
| Analog Input Range | 1 V p-p or 2 V p-p |
| Analog Bandwidth | 300 MHz each channel |
| SNR | 57 dB @ 41 MHz, Encode = 80 MSPS |
| Crosstalk | –75 dBc between channels |
| Output Format | Twos complement or offset binary |
| Package Type | 48-lead low profile quad flat package (LQFP) |
| Operating Temperature Range | −55°C to +105°C (extended industrial temperature range) |
Key Features
- Dual 10-bit ADC with on-chip track-and-hold circuits
- Low power consumption: 275 mW per channel at 105 MSPS
- On-chip reference and user controls for flexibility in system design
- High dynamic performance: 57 dB SNR @ 41 MHz, Encode = 80 MSPS
- Low crosstalk: –75 dBc between channels
- Pin compatible with the 8-bit AD9288 for easy migration
- Power-down mode for single-channel operation
- TTL/CMOS compatible clock input and digital outputs
- Separate output power supply pin for interfacing with 3.3 V or 2.5 V logic
- Fabricated on an advanced CMOS process
Applications
The AD9218SSTZ-105-EP is suitable for a variety of high-performance applications, including:
- Defense and aerospace applications due to its AQEC standard compliance
- High-speed data acquisition systems
- Medical imaging and diagnostic equipment
- Industrial and scientific instrumentation
- Communications and radar systems
Q & A
- What is the resolution of the AD9218SSTZ-105-EP?
The AD9218SSTZ-105-EP has a resolution of 10 bits.
- What are the conversion rates supported by the AD9218SSTZ-105-EP?
The AD9218SSTZ-105-EP supports conversion rates of 40, 65, 80, and 105 MSPS.
- What is the power supply requirement for the AD9218SSTZ-105-EP?
The AD9218SSTZ-105-EP requires a single 3.0 V power supply (operating range: 2.7 V to 3.6 V).
- How much power does the AD9218SSTZ-105-EP consume at 105 MSPS?
The AD9218SSTZ-105-EP consumes 275 mW per channel at 105 MSPS.
- What is the analog input range of the AD9218SSTZ-105-EP?
The analog input range of the AD9218SSTZ-105-EP is 1 V p-p or 2 V p-p.
- What is the signal-to-noise ratio (SNR) of the AD9218SSTZ-105-EP?
The SNR of the AD9218SSTZ-105-EP is 57 dB @ 41 MHz, Encode = 80 MSPS.
- Is the AD9218SSTZ-105-EP pin compatible with other ADCs?
Yes, the AD9218SSTZ-105-EP is pin compatible with the 8-bit AD9288.
- What is the operating temperature range of the AD9218SSTZ-105-EP?
The operating temperature range of the AD9218SSTZ-105-EP is −55°C to +105°C.
- Does the AD9218SSTZ-105-EP support power-down mode?
Yes, the AD9218SSTZ-105-EP supports power-down mode for single-channel operation.
- What type of output format does the AD9218SSTZ-105-EP support?
The AD9218SSTZ-105-EP supports twos complement or offset binary output format.
