Overview
The AD9218BSTZ-80 is a dual 10-bit monolithic sampling analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-performance applications, offering low power consumption, high dynamic performance, and ease of use. The AD9218 operates at conversion rates of 40, 65, 80, and 105 MSPS, making it suitable for a wide range of applications requiring high-speed data acquisition.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10 bits |
| Conversion Rates | 40, 65, 80, 105 MSPS |
| Power Consumption | 275 mW at 105 MSPS per channel |
| Analog Input Range | 1 V p-p or 2 V p-p per channel |
| Analog Bandwidth | 300 MHz per channel |
| Signal-to-Noise Ratio (SNR) | 57 dB @ 41 MHz, Encode = 80 MSPS |
| Supply Voltage | 3.0 V (2.7 V to 3.6 V) |
| Output Format | Twos complement or offset binary |
| Package Type | 48-Lead LQFP (7mm x 7mm) |
| Operating Temperature Range | −40°C to +85°C |
| Crosstalk Between Channels | –75 dBc |
Key Features
- Dual 10-bit ADC with on-chip track-and-hold circuits
- Low power consumption: 275 mW at 105 MSPS per channel
- On-chip reference and user controls for flexibility in system design
- High dynamic performance: SNR = 57 dB @ 41 MHz, Encode = 80 MSPS
- Power-down mode for single-channel operation
- Twos complement or offset binary output mode
- Output data alignment mode
- Pin compatible with the 8-bit AD9288
- Very low crosstalk between channels: –75 dBc
- TTL/CMOS compatible clock input and digital outputs
Applications
- Battery-powered instruments
- Hand-held scopemeters
- Low-cost digital oscilloscopes
- I and Q communications
- Ultrasound equipment
Q & A
- What are the conversion rates of the AD9218BSTZ-80?
The AD9218BSTZ-80 operates at conversion rates of 40, 65, 80, and 105 MSPS. - What is the power consumption of the AD9218BSTZ-80 at 105 MSPS?
The power consumption is 275 mW per channel at 105 MSPS. - What is the analog input range of the AD9218BSTZ-80?
The analog input range is 1 V p-p or 2 V p-p per channel. - What is the signal-to-noise ratio (SNR) of the AD9218BSTZ-80?
The SNR is 57 dB @ 41 MHz, Encode = 80 MSPS. - What is the supply voltage range for the AD9218BSTZ-80?
The supply voltage range is 3.0 V (2.7 V to 3.6 V). - What are the output formats available for the AD9218BSTZ-80?
The output formats are twos complement or offset binary. - Is the AD9218BSTZ-80 pin compatible with other devices?
Yes, it is pin compatible with the 8-bit AD9288. - What is the crosstalk between channels in the AD9218BSTZ-80?
The crosstalk between channels is –75 dBc. - What are some typical applications of the AD9218BSTZ-80?
Typical applications include battery-powered instruments, hand-held scopemeters, low-cost digital oscilloscopes, I and Q communications, and ultrasound equipment. - What is the operating temperature range of the AD9218BSTZ-80?
The operating temperature range is –40°C to +85°C.
