Overview
The AD9225ARZ is a monolithic, single-supply, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. It operates at a sampling rate of 25 million samples per second (MSPS) and features an on-chip, high-performance sample-and-hold amplifier and voltage reference. The AD9225 uses a multi-stage differential pipelined architecture with output error correction logic to ensure 12-bit accuracy and guarantees no missing codes over the full operating temperature range. This ADC is fabricated on a cost-effective CMOS process, combining high-speed precision analog circuits with high-density logic circuits, making it suitable for various high-speed data acquisition applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate | 25 MSPS |
| Number of Inputs | 1 |
| Input Type | Differential, Single-Ended |
| Data Interface | Parallel |
| Architecture | Pipelined |
| Reference Type | Internal, External |
| Voltage - Supply, Analog | 5 V |
| Voltage - Supply, Digital | 2.85 V ~ 5.25 V |
| Power Consumption | 280 mW |
| Package | 28-Lead SOIC, 28-Lead SSOP |
| Operating Temperature Range | -40°C to +85°C |
| SNR | 71 dB |
| SFDR | -85 dB |
Key Features
- Low Power Dissipation: 280 mW
- Single +5V Supply with separate digital driven supply line for 3 V and 5 V logic families
- No Missing Codes Guaranteed
- Differential Non-Linearity (DNL): ±0.4 LSB
- On-Chip Sample-and-Hold Amplifier (SHA) with single-ended or differential input configuration
- Out-of-Range (OTR) Indicator
- Straight Binary Output Data
- Compatible with 3 V Logic
- Available in 28-Lead SOIC and SSOP packages
Applications
The AD9225ARZ is suitable for a variety of high-speed data acquisition applications, including:
- Medical Imaging
- Radar and Communications Systems
- Industrial Process Control
- High-Speed Data Acquisition Systems
- Test and Measurement Equipment
Q & A
- What is the sampling rate of the AD9225ARZ?
The AD9225ARZ has a sampling rate of 25 million samples per second (MSPS). - What is the resolution of the AD9225ARZ?
The AD9225ARZ is a 12-bit analog-to-digital converter. - What types of input can the AD9225ARZ handle?
The AD9225ARZ can handle both single-ended and differential inputs. - What is the power consumption of the AD9225ARZ?
The AD9225ARZ consumes 280 mW of power. - What are the available package options for the AD9225ARZ?
The AD9225ARZ is available in 28-Lead SOIC and 28-Lead SSOP packages. - Does the AD9225ARZ guarantee no missing codes?
Yes, the AD9225ARZ guarantees no missing codes over the full operating temperature range. - What is the signal-to-noise ratio (SNR) of the AD9225ARZ?
The SNR of the AD9225ARZ is 71 dB. - What is the spurious-free dynamic range (SFDR) of the AD9225ARZ?
The SFDR of the AD9225ARZ is -85 dB. - Is the AD9225ARZ compatible with 3 V logic?
Yes, the AD9225ARZ is compatible with 3 V logic. - What is the operating temperature range of the AD9225ARZ?
The operating temperature range of the AD9225ARZ is -40°C to +85°C.
