AD9634 is a 12-bit, 170 MSPS/210 MSPS/250 MSPS, 1.8 V analog-to-digital converter with flexible analog input range, low power consumption and high integration.
The AD9634 is a 12‑bit ADC designed for communications and broadband applications, offering sampling speeds up to 250 MSPS and a wide input bandwidth. It features a multistage differential pipeline architecture, integrated voltage reference, and a duty‑cycle stabilizer for consistent performance.
Key features include LVDS outputs, a 3‑wire SPI programming interface, energy‑saving power‑down modes, and a compact 32‑lead LFCSP package suitable for industrial temperature ranges. Detailed specifications cover DC/AC performance, digital timing, and absolute maximum ratings, with design guidelines for PCB layout and thermal management.
| Maximum Sample Rate | 250 MSPS |
|---|---|
| Power Consumption (250 MSPS) | 360 mW |
| Analog Input Range | 1.75 V p‑p (nominal) |
| Signal‑to‑Noise Ratio | 69.7 dBFS at 185 MHz |
The AD9634 can sample at up to 250 MSPS.
Yes, it includes energy‑saving power‑down modes.
The exposed paddle must be connected to analog ground (AGND) with a copper plane for proper thermal performance.