DAC5682Z

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design DAC5682Z SLLS853F – AUGUST 2007 – REVISED JANUARY 2015 DAC5682Z 16-Bit, 1.0 GSPS 2x-4x Interpolating Dual-Channel Digital-to-Analog Converter (DAC) 1 Features 1 16-Bit Digital-to-Analog Converter (DAC) 1.0 GSPS Update Rate 16-Bit Wideband Input LVDS Data Bus – 8 Sample Input FIFO – Interleaved I/Q Data for Dual-DAC Mode High Performance – 73-dBc ACLR WCDMA TM1 at 180 MHz 2x-32x Clock Multiplying PLL/VCO 2x or 4x Interpolation Filters – Stopband Transition 0.4 to 0.6 Fdata – Filters Configurable in Either Low-Pass or High-Pass Mode – Allows Selection of Higher Order Image Fs/4 Coarse Mixer On-Chip 1.2-V Reference Differential Scalable Output: 2 to 20 mA Package: 64-Pin 9-mm × 9-mm QFN 2 Applications Cellular Base Stations Broadband Wireless Access (BWA) WiMAX 802.16 Fixed Wireless Backhaul Cable Modem Termination System (CMTS) 3 Description The DAC5682Z is a dual-channel 16-bit 1.0 GSPS DAC with wideband LVDS data input, integrated 2x/4x interpolation filters, onboard clock multiplier, and internal voltage reference. The DAC5682Z offers superior linearity, noise, crosstalk, and PLL phase noise performance. The DAC5682Z integrates a wideband LVDS port with on-chip termination. Full-rate input data can be transferred to a single DAC channel, or half-rate and 1/4-rate input data can be interpolated by onboard 2x or 4x FIR filters. Each interpo...