AD9869 is a low cost 3.3 V CMOS MxFE for broadband modems. It features a 12-bit DAC converter, 2×/4× interpolation filter, 200 MSPS DAC update rate, an integrated 17 dBm line driver with 19.5 dB gain control, a 12-bit, 80 MSPS, ADC converter, -12 dB to +48 dB low noise RxPGA (<3 nV/√Hz), third-order programmable low-pass filter, flexible digital data path interface, half- and full-duplex operation, pin compatible with the AD9866, various power-down/reduction modes, internal clock multiplier (PLL), 2 auxiliary programmable clock outputs, and available in a 64-lead LFCSP_VQ package.
The AD9869 is a mixed‑signal front‑end IC designed for broadband modem transceiver applications. It provides a 12‑bit DAC and ADC, programmable gain amplifiers, and an integrated PLL with up to 200 MSPS DAC update rate, supporting half‑ and full‑duplex operation.
Key specifications include a 12‑bit resolution, 200 MSPS DAC update rate, RxPGA gain range of –12 dB to +48 dB, and a 64‑lead LFCSP_VQ package. Power consumption is detailed for various modes, and extensive timing specifications are provided for both half‑ and full‑duplex digital interfaces.
| Resolution (TxDAC) | 12 Bits |
|---|---|
| Package | 64‑Lead LFCSP_VQ |
The device is offered in a 64‑lead LFCSP_VQ package.