技术特性

• High speed programmable dividers :
  FMIN: 10 to 160MHz (pulse swallower (built-in divide-by-two prescaler))
  AMIN: 2 to 40MHz (pulse swallower)
  0.5 to 10MHz (direct division)
• IF counter :
  IFIN: 0.4 to 12MHz (AM/FM IF counter)
• Reference frequencies :
  Twelve selectable frequencies (4.5 or 7.2MHz crystal)
  100, 50, 25, 15, 12.5, 6.25, 3.125, 10, 9, 5, 3, 1kHz
• Phase comparator :
  Dead zone control
  Unlock detection circuit
  Deadlock clear circuit
  Built-in MOS transistor for forming an active low-pass filter
• I/O ports :
  Dedicated output ports: 4
  Input or output ports: 2
  Support clock time base output
• Serial data I/O :
  Support CCB format communication with the system controller.
• Operating ranges :
  Supply voltage : 4.5 to 5.5V
  Operating temperature : -40 to +85°C

封装图 MARKING DIAGRAM