Overview
The AD9235BRURL7-20 is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for demanding applications that require high-speed and high-precision signal conversion. It operates on a single 3V supply and is available in a 28-lead Thin Shrink Small Outline Package (TSSOP).
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 12 | |
| Sampling Rate | 20 MSPS | |
| Data Interface | Parallel | |
| Number of A/D Converters | 1 | |
| Operating Temperature | -40°C to +85°C | |
| Package/Case | 28-TSSOP (0.173", 4.40mm Width) | |
| Mounting Type | Surface Mount | |
| Input Type | Differential, Single Ended | |
| Configuration | S/H-ADC | |
| Architecture | Pipelined | |
| Reference Type | External, Internal | |
| Voltage - Supply, Analog | 2.7V to 3.6V | |
| Voltage - Supply, Digital | 2.25V to 3.6V | |
| Power Consumption | 300 mW at 20 MSPS |
Key Features
- High-speed, high-precision analog-to-digital conversion with 12-bit resolution and sampling rates up to 20 MSPS.
- Single 3V supply operation (2.7V to 3.6V) for both analog and digital supplies.
- Low power consumption of 300 mW at 20 MSPS.
- Differential input with 500 MHz bandwidth, suitable for both differential and single-ended applications.
- On-chip sample-and-hold amplifier (SHA) and voltage reference.
- Pipelined architecture with output error correction logic to ensure 12-bit accuracy.
- Duty cycle stabilizer (DCS) to compensate for wide variations in the clock duty cycle.
- Digital output data presented in straight binary or two's complement formats.
- An out-of-range (OTR) signal indicates an overflow condition.
Applications
The AD9235BRURL7-20 is suitable for a variety of applications, including:
- Communications systems, where high-speed and accurate signal conversion are critical.
- Imaging systems, such as medical imaging and industrial imaging, requiring high-resolution and fast sampling rates.
- Medical ultrasound equipment, where precise signal conversion is essential for diagnostic accuracy.
- Multiplexed systems that switch full-scale voltage levels in successive channels.
- Single-channel inputs sampled at frequencies beyond the Nyquist rate.
Q & A
- What is the resolution of the AD9235BRURL7-20 ADC?
The AD9235BRURL7-20 has a 12-bit resolution.
- What are the sampling rates available for the AD9235BRURL7-20?
The AD9235BRURL7-20 can sample at rates up to 20 MSPS.
- What is the operating temperature range of the AD9235BRURL7-20?
The operating temperature range is -40°C to +85°C.
- What type of package does the AD9235BRURL7-20 come in?
The AD9235BRURL7-20 is available in a 28-lead Thin Shrink Small Outline Package (TSSOP).
- Does the AD9235BRURL7-20 support both differential and single-ended inputs?
- What is the power consumption of the AD9235BRURL7-20 at 20 MSPS?
The power consumption is approximately 300 mW at 20 MSPS.
- Does the AD9235BRURL7-20 have an on-chip voltage reference?
- What is the architecture of the AD9235BRURL7-20 ADC?
The AD9235BRURL7-20 uses a pipelined architecture with output error correction logic.
- What are some typical applications of the AD9235BRURL7-20?
Typical applications include communications, imaging, and medical ultrasound.
- Does the AD9235BRURL7-20 have a duty cycle stabilizer?
