Overview
The AD9235BRURL7-40 is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for demanding applications requiring high-speed and high-precision analog-to-digital conversion. It operates from a single 3 V power supply and is available in a 28-lead Thin Shrink Small Outline Package (TSSOP).
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate | 40 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 | 2.7 V to 3.6 V |
| Voltage - Supply, Digital | 2.25 V to 3.6 V |
Key Features
- Single 3 V supply operation with a separate digital output driver supply to accommodate 2.5 V and 3.3 V logic families.
- Low power consumption of 300 mW at 65 MSPS (though this model operates at 40 MSPS).
- Differential input with 500 MHz bandwidth and on-chip reference and Sample-and-Hold Amplifier (SHA).
- Pipelined architecture with output error correction logic to ensure 12-bit accuracy.
- A duty cycle stabilizer (DCS) compensates 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 overflow conditions.
Applications
The AD9235BRURL7-40 is suitable for various high-performance applications, including:
- Communications systems requiring high-speed data conversion.
- Imaging systems, such as medical imaging and industrial imaging.
- Medical ultrasound equipment where precise signal processing is crucial.
- Multiplexed systems that switch full-scale voltage levels in successive channels.
Q & A
- What is the sampling rate of the AD9235BRURL7-40?
The AD9235BRURL7-40 operates at a sampling rate of 40 MSPS. - What is the resolution of the AD9235BRURL7-40?
The AD9235BRURL7-40 has a 12-bit resolution. - What type of package does the AD9235BRURL7-40 come in?
The AD9235BRURL7-40 is available in a 28-lead TSSOP package. - What is the operating temperature range of the AD9235BRURL7-40?
The operating temperature range is -40°C to +85°C. - Does the AD9235BRURL7-40 support differential and single-ended inputs?
Yes, it supports both differential and single-ended inputs. - What is the architecture of the AD9235BRURL7-40?
The AD9235BRURL7-40 uses a pipelined architecture. - How does the duty cycle stabilizer (DCS) function in the AD9235BRURL7-40?
The DCS compensates for wide variations in the clock duty cycle to maintain excellent overall ADC performance. - What is the purpose of the out-of-range (OTR) signal in the AD9235BRURL7-40?
The OTR signal indicates when the input signal is beyond the selected input range. - Can the AD9235BRURL7-40 be used in multiplexed systems?
Yes, it is suitable for multiplexed systems that switch full-scale voltage levels in successive channels. - What are some common applications of the AD9235BRURL7-40?
Common applications include communications, imaging, and medical ultrasound systems.
