PIN DESCRIPTIONS



FUNCTIONAL DESCRIPTIONS

SERIAL DATA INPUT

Serial data input is input using Data pin, Clock pin and LE pin, The 15-bit programmable reference divider and 18-bit programmable divider are controlled respectively.

On rising edge of the clock shifts one bit of the data into the internal shift registers.

When load enable (LE) is high level (or open), data stored in shift resisters is transferred to 15-bit latch or 18-bit latch depending upon the control bit level.

Control data "H" ; Data is transferred into 15-bit latch.
Control data "L" ; Data is transferred into 18-bit latch.

PROGRAMMABLE REFERENCE DIVIDER

Programmable reference divider consists of 16-bit shift register, 15-bit latch and 14-bit reference counter. Serial 16-bit data format is shown below.



FUNCTIONAL DESCRIPTIONS

PROGRAMMABLE DIVIDER

Programmable divider consists of 19-bit shift register, 18-bit latch, 7-bit swallow counter and 11-bit programmable counter.
Serial 19-bit data format is shown below.





PHASE CHARACTERISTICS



RECOMMENDED OPERATING CONDITIONS



ELECTRICAL CHARACTERISTICS

(VCC=2.7 to 5.5V, TA=-40 to +855C)



TYPICAL CHARACTERISTICS CURVES

CHARGE PUMP CHARACTERISTICS



LOCK UP TIME MEASUREMENT



DO PIN OUTPUT CURRENT CURVES (TYPICAL)



DO PIN OUTPUT WAVEFORM AT LOCK CONDITION



PHASE CHARACTERISTICS (Df vs. DO OUTPUT ENERGY)



INPUT SENSITIVITY



INPUT IMPEDANCE



TEST CIRCUIT



Lock up Time Measurement



Phase Characteristics Measurement



TYPICAL APPLICATION EXAMPLE



PACKAGE DIMENSIONS



PACKAGE DIMENSIONS