Overview
The AD9203WARUZRL7 is a 10-bit, 40 MSPS (Mega Samples Per Second) analog-to-digital converter (ADC) produced by Analog Devices Inc. This monolithic, single-supply ADC is designed for low power consumption and high-speed operation, making it suitable for a variety of applications, including automotive and portable devices. The AD9203 uses a multistage differential pipeline architecture, ensuring no missing codes over the full operating temperature range of −40°C to +85°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 10-bit | |
| Sampling Rate | Up to 40 MSPS | |
| Supply Voltage | 2.7 V to 3.6 V | V |
| Power Dissipation | 74 mW (at 3 V, 40 MSPS) | mW |
| Power-Down Mode | 0.65 mW | mW |
| Input Range | 1 V to 2 V p-p (differential or single-ended) | V |
| Differential Linearity | ±0.25 LSB | |
| Effective Number of Bits (ENOB) | 9.5 at fIN = 20 MHz | |
| Package | 28-Lead TSSOP (4.4mm x 9.7mm) | |
| Operating Temperature Range | −40°C to +85°C | °C |
Key Features
- Adjustable on-chip voltage reference and option for external reference
- Adjustable power consumption with external resistor for lower sampling rates
- IF under-sampling beyond 130 MHz
- Out-of-range indicator (OTR)
- Digital output in straight binary or two's complement format
- Internal clamp circuit
- Qualified for automotive applications
- Single clock input for all internal conversion cycles
Applications
The AD9203WARUZRL7 is particularly suited for high-speed, low-power applications. Key areas include:
- Automotive systems: Due to its qualification for automotive applications and robust operating temperature range.
- Portable devices: Benefiting from its low power consumption and single-supply operation.
- High-speed data acquisition: Where its 40 MSPS sampling rate and high ENOB are advantageous.
Q & A
- What is the resolution and sampling rate of the AD9203WARUZRL7?
The AD9203WARUZRL7 is a 10-bit ADC with a sampling rate of up to 40 MSPS.
- What is the supply voltage range for the AD9203WARUZRL7?
The supply voltage range is from 2.7 V to 3.6 V.
- How much power does the AD9203WARUZRL7 consume at 40 MSPS?
The power dissipation is 74 mW at 3 V supply and 40 MSPS.
- What is the input range of the AD9203WARUZRL7?
The input range is adjustable between 1 V and 2 V p-p, either differential or single-ended.
- Does the AD9203WARUZRL7 have an on-chip voltage reference?
Yes, it has an adjustable on-chip voltage reference, and an external reference can also be used.
- What is the operating temperature range of the AD9203WARUZRL7?
The operating temperature range is from −40°C to +85°C.
- Can the AD9203WARUZRL7 be used in automotive applications?
Yes, it is qualified for automotive applications.
- How does the AD9203WARUZRL7 indicate out-of-range conditions?
An out-of-range signal (OTR) indicates overflow or underflow conditions.
- What is the package type of the AD9203WARUZRL7?
The package type is a 28-Lead TSSOP (4.4mm x 9.7mm).
- Can the power consumption of the AD9203WARUZRL7 be adjusted?
Yes, the power consumption can be adjusted using an external resistor for lower sampling rates.
