Overview
The AD9233BCPZ-105 is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This monolithic device operates on a single 1.8 V power supply and features a separate digital output driver supply that can accommodate 1.8 V to 3.3 V logic families. It is designed with a multistage differential pipeline architecture and includes an on-chip voltage reference and a high-performance sample-and-hold amplifier (SHA). The AD9233BCPZ-105 is capable of sampling rates of up to 105 MSPS and ensures no missing codes over the full operating temperature range of −40°C to +85°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12 bits | |
| Sampling Rate | 105 MSPS | |
| Analog Supply Voltage | 1.8 V | |
| Digital Output Supply Voltage | 1.8 V to 3.3 V | |
| Power Consumption | 395 mW @ 125 MSPS | |
| Differential Nonlinearity (DNL) | ±0.15 LSB | |
| Spurious Free Dynamic Range (SFDR) | 85 dBc to 70 MHz input | |
| Analog Input Bandwidth | 650 MHz | |
| Operating Temperature Range | −40°C to +85°C | |
| Package Type | 48-Lead LFCSP (7mm x 7mm) |
Key Features
- High-performance sample-and-hold amplifier (SHA) with 650 MHz bandwidth
- On-chip voltage reference
- Flexible analog input range: 1 V p-p to 2 V p-p
- Data output formats: offset binary, Gray code, or twos complement
- Clock duty cycle stabilizer (DCS) for maintaining ADC performance over wide clock pulse widths
- Serial port control for various product features and functions
- Built-in selectable digital test pattern generation
- Programmable clock and data alignment
- Pin compatible with AD9246 for easy migration from 12 bits to 14 bits
Applications
- Ultrasound equipment
- IF sampling in communications receivers (IS-95, CDMA-One, IMT-2000)
- Battery-powered instruments
- Hand-held scopemeters
- Low cost digital oscilloscopes
- Communications and imaging systems
- Medical ultrasound
Q & A
- What is the resolution and sampling rate of the AD9233BCPZ-105?
The AD9233BCPZ-105 is a 12-bit ADC with a sampling rate of up to 105 MSPS.
- What is the power supply requirement for the AD9233BCPZ-105?
The AD9233BCPZ-105 operates on a single 1.8 V analog supply and supports digital output driver supplies from 1.8 V to 3.3 V.
- What is the operating temperature range of the AD9233BCPZ-105?
The operating temperature range is −40°C to +85°C.
- What are the key features of the sample-and-hold amplifier (SHA) in the AD9233BCPZ-105?
The SHA has a bandwidth of 650 MHz and maintains excellent performance for input frequencies up to 225 MHz.
- What data output formats are supported by the AD9233BCPZ-105?
The device supports offset binary, Gray code, and twos complement data formats.
- What is the purpose of the clock duty cycle stabilizer (DCS) in the AD9233BCPZ-105?
The DCS maintains overall ADC performance over a wide range of clock pulse widths.
- Is the AD9233BCPZ-105 pin compatible with other ADC models?
Yes, it is pin compatible with the AD9246, allowing for easy migration from 12 bits to 14 bits.
- What are some common applications of the AD9233BCPZ-105?
Common applications include ultrasound equipment, IF sampling in communications receivers, battery-powered instruments, hand-held scopemeters, and low cost digital oscilloscopes.
- How does the AD9233BCPZ-105 manage power consumption?
The device consumes 395 mW at 125 MSPS, offering low power consumption.
- What package type is the AD9233BCPZ-105 available in?
The device is available in a 48-Lead LFCSP (7mm x 7mm) package.
