AD9257
FEATURES
- Low power: 55 m W per channel at 65 MSPS with scalable power options
- SNR = 75.5 d B (to Nyquist)
- SFDR = 91.6 d Bc (to Nyquist)
- DNL = ±0.6 LSB (typical), INL = ±1.1 LSB (typical)
- Serial LVDS (ANSI-644, default)
- Low power, reduced signal option (similar to IEEE 1596.3)
- Data and frame clock outputs
- 650 MHz full power analog bandwidth
- 2 V p-p input voltage range
- 1.8 V supply operation
- Serial port control
- Full chip and individual channel power-down modes
- Flexible bit orientation
- Built-in and custom digital test pattern generation
- Programmable clock and data alignment
- Programmable output resolution
- Standby mode
APPLICATIONS
- Medical imaging and nondestructive ultrasound
- Portable ultrasound and digital beam-forming systems
- Quadrature and diversity radio receivers
- Optical networking
- Test equipment
GENERAL DESCRIPTION
The AD9257 is an octal, 14-bit, 40 MSPS and 65 MSPS analogto-digital converter (ADC) with an on-chip sample-and-hold circuit...
