Overview
The AD9255BCPZRL7-125 is a high-performance, 14-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is designed to support a wide range of applications, particularly in communications, instrumentation, and medical imaging, where high accuracy, low power consumption, and compact size are critical. The AD9255 features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring 14-bit accuracy at a sampling rate of 125 MSPS and guaranteeing no missing codes over the full operating temperature range.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 14 | - |
| Sampling Rate | 125 MSPS | - |
| Number of Inputs | 1 | - |
| Input Type | Differential | - |
| Data Interface | LVDS - Parallel | - |
| Configuration | S/H-ADC | - |
| 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 |
| Power Consumption | 371 mW @ 125 MSPS | mW |
| Package | 48-VFQFN Exposed Pad, CSP | - |
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- High signal-to-noise ratio (SNR) of 78.3 dBFS and spurious-free dynamic range (SFDR) of 93 dBc at 70 MHz and 125 MSPS.
- Low power consumption of 371 mW at 125 MSPS.
- Single 1.8 V analog supply and separate digital output driver supply supporting 1.8 V CMOS or LVDS outputs.
- Integrated voltage reference and differential sample-and-hold analog input amplifier.
- Optional on-chip dither for improved SFDR performance with low power analog input signals.
- Integer 1-to-8 input clock divider and duty cycle stabilizer for maintaining performance over a wide range of input clock duty cycles.
- Programmable internal ADC voltage reference and SPI-compatible serial interface for setup and control).
- Flexible power-down options for significant power savings).
Applications
- Communications: multimode digital receivers (3G, GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, TD-SCDMA), smart antenna systems, and general-purpose software radios.
- Broadband data applications).
- Instrumentation and medical imaging, including ultrasound equipment).
Q & A
- What is the sampling rate of the AD9255BCPZRL7-125?
The sampling rate of the AD9255BCPZRL7-125 is 125 MSPS.
- How many bits does the AD9255BCPZRL7-125 ADC have?
The AD9255BCPZRL7-125 is a 14-bit ADC).
- What is the power consumption of the AD9255BCPZRL7-125 at 125 MSPS?
The power consumption is 371 mW at 125 MSPS).
- What type of input does the AD9255BCPZRL7-125 support?
The AD9255BCPZRL7-125 supports differential inputs).
- What is the operating temperature range of the AD9255BCPZRL7-125?
The operating temperature range is -40°C to +85°C).
- What types of output interfaces are available on the AD9255BCPZRL7-125?
The output interfaces available are parallel 1.8 V CMOS or LVDS (DDR)).
- Does the AD9255BCPZRL7-125 have an integrated voltage reference?
Yes, the AD9255BCPZRL7-125 has an integrated voltage reference).
- What is the package type of the AD9255BCPZRL7-125?
The package type is 48-VFQFN Exposed Pad, CSP).
- Can the AD9255BCPZRL7-125 be used in medical imaging applications?
Yes, it is suitable for medical imaging applications, including ultrasound equipment).
- How is the setup and control of the AD9255BCPZRL7-125 accomplished?
The setup and control are accomplished using a 3-wire SPI-compatible serial interface).
