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1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

1 GSPS Direct Digital Synthesizer w/ 14-bit DAC

GENERAL DESCRIPTION The AD9912 is a direct digital synthesizer (DDS) that features an integrated 14-bit digital-to-analog converter (DAC). The AD9912 features a 48-bit frequency tuning word (FTW) that can synthesize frequencies in step sizes no larger than 4 μHz. Absolute frequency accuracy can b

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

FEATURES ? 1 GSPS internal clock speed (up to 400 MHz output directly) ? Integrated 1 GSPS 14-bit DAC ? 48-bit frequency tuning word with 4 μHz resolution ? Differential HSTL comparator ? Flexible system clock input accepts either crystal or external reference clock ? On-chip low noise PLL

1 GSPS Direct Digital Synthesizer with 14-Bit DAC

文件：649.35 Kbytes Page：40 Pages

Hollow space floor box system: 9912T

Features: Delivery cond.: Complete and pre-assembled

AC-DC LED DRIVER 85~265V AC INPUT LED CONSTANT CURRENT DRIVER

FEATURES ? Switch mode controller for single switch LED Drivers ? Open loop peak current controller ? Wide Input range from 8VDC~450VDC or 110VAC/220AC ? Application from a few mA to more than 1A output ? Up to hundreds of LEDs ? Constant off-time operation ? Linear and PWM dimming capabili