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 REFCLK multiplier

► 2 SpurKiller channels

► Low jitter clock doubler for frequencies up to 750 MHz

► Single-ended CMOS comparator; frequencies of <150 MHz

► Programmable output divider for CMOS output

► Serial I/O control

► Excellent dynamic performance

► Software controlled power-down

► Available in two 64-lead LFCSP packages

► Residual phase noise @ 250 MHz

► 10 Hz offset: −113 dBc/Hz

► 1 kHz offset: −133 dBc/Hz

► 100 kHz offset: −153 dBc/Hz

► 40 MHz offset: −161 dBc/Hz

APPLICATIONS

► Agile LO frequency synthesis

► Low jitter, fine tune clock generation

► Test and measurement equipment

► Wireless base stations and controllers

► Secure communications

► Fast frequency hopping