Overview
The AD9258BCPZRL7-105, produced by Analog Devices Inc., is a high-performance, dual 14-bit analog-to-digital converter (ADC) designed for applications requiring high speed, low power, and small size. This ADC features a multistage, differential pipelined architecture with integrated output error correction logic, making it suitable for communications and other high-performance applications. The device operates from a single 1.8 V supply and supports both 1.8 V CMOS and LVDS output modes.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 14 | - |
| Number of A/D Converters | 2 | - |
| Sampling Rate (Per Second) | 105 MSPS | MSPS |
| Number of Inputs | 2 | - |
| Input Type | Differential | - |
| Data Interface | LVDS - Parallel | - |
| Configuration | S/H-ADC | - |
| Ratio - S/H:ADC | 1:1 | - |
| Architecture | Pipelined | - |
| Reference Type | External, Internal | - |
| Voltage - Supply, Analog | 1.7 V ~ 1.9 V | V |
| Voltage - Supply, Digital | 1.7 V ~ 1.9 V | V |
| Operating Temperature | -40°C ~ 85°C | °C |
| Package / Case | 64-VFQFN Exposed Pad, CSP | - |
Key Features
- High Performance: SNR = 77.6 dBFS @ 70 MHz and 125 MSPS, SFDR = 88 dBc @ 70 MHz and 125 MSPS.
- Low Power Consumption: 750 mW @ 125 MSPS.
- Flexible Power Supply: 1.8 V analog supply operation, 1.8 V CMOS or LVDS output supply.
- Integrated ADC Sample-and-Hold Inputs: Supports a variety of user-selectable input ranges.
- Programmable Internal ADC Voltage Reference: Eases design considerations.
- Duty Cycle Stabilizer: Compensates for variations in the ADC clock duty cycle.
- On-Chip Dither Option: Improves SFDR performance with low power analog input.
- SPI Interface: For setup and control, supporting features like data formatting, clock DCS, power-down, test modes, and voltage reference mode).
- Pin Compatibility: Compatible with AD9268, AD9251, AD9231, and AD9204 family of products for easy migration).
Applications
The AD9258BCPZRL7-105 is particularly suited for communications applications where high performance, low power, and small size are critical. It is also applicable in various other fields such as:
- Wireless Infrastructure: Base stations, repeaters, and other wireless communication equipment.
- Medical Imaging: MRI, CT scanners, and other medical imaging devices requiring high-speed ADCs.
- Industrial Automation: High-speed data acquisition systems in industrial environments.
- Test and Measurement: High-performance test equipment and data acquisition systems.
Q & A
- What is the sampling rate of the AD9258BCPZRL7-105?
The sampling rate of the AD9258BCPZRL7-105 is 105 MSPS).
- How many bits does the AD9258BCPZRL7-105 ADC have?
The AD9258BCPZRL7-105 is a 14-bit ADC).
- What type of input does the AD9258BCPZRL7-105 support?
The AD9258BCPZRL7-105 supports differential inputs).
- What is the operating temperature range of the AD9258BCPZRL7-105?
The operating temperature range is -40°C to 85°C).
- What is the power consumption of the AD9258BCPZRL7-105 at 125 MSPS?
The power consumption is approximately 750 mW at 125 MSPS).
- Does the AD9258BCPZRL7-105 support LVDS output?
Yes, the AD9258BCPZRL7-105 supports LVDS output).
- What is the package type of the AD9258BCPZRL7-105?
The package type is 64-VFQFN Exposed Pad, CSP).
- Is the AD9258BCPZRL7-105 RoHS compliant?
Yes, the AD9258BCPZRL7-105 is RoHS compliant).
- What interface is used for setup and control of the AD9258BCPZRL7-105?
A 3-wire SPI-compatible serial interface is used for setup and control).
- Does the AD9258BCPZRL7-105 have an on-chip dither option?
Yes, the AD9258BCPZRL7-105 has an on-chip dither option for improved SFDR performance).
