AD9744 is a 14-bit, 210 MSPS TxDAC® D/A converter with high performance, excellent spurious-free dynamic range performance, two data formats, different packages and other features.
The AD9744 is a 14‑bit, 210 MSPS TxDAC digital‑to‑analog converter from Analog Devices. It belongs to the pin‑compatible TxDAC family and offers high spurious‑free dynamic range, low power dissipation, and differential current outputs suitable for wideband communication transmit paths.
The handbook provides full electrical specifications, absolute maximum ratings, thermal characteristics, pin‑out tables, and ordering guide for the 28‑lead SOIC, 28‑lead TSSOP, and 32‑lead LFCSP packages. Application examples include base stations, digital radio links, and instrumentation.
| Resolution | 14 bits |
|---|---|
| Maximum Output Update Rate | 210 MSPS |
| Full‑Scale Output Current | 2 mA to 20 mA |
| Power Dissipation (typical) | 135 mW |
| Supply Voltage Range | 2.7 V to 3.6 V |
| Integral Linearity Error (INL) | ±5 LSB |
| Differential Nonlinearity (DNL) | ±0.5 LSB |
| Signal‑to‑Noise Ratio (5 MHz, 125 MSPS) | 77 dB |
The AD9744 can update its output at up to 210 MSPS.
The analog, digital, and clock supplies can each operate from 2.7 V to 3.6 V.
Typical power dissipation is 135 mW from a 3.3 V supply.
It is offered in 28‑lead SOIC, 28‑lead TSSOP, and 32‑lead LFCSP packages.