n
Data Format
Parameter Symbol MSB LSB
Chip Address CA 1 1 0 0 0 CA1 CA0 0 A
Divider Byte 1 D1 0 N14 N13 N12 N11 N10 N9 N8 A
Divider Byte 2 D2 N7 N6 N5 N4 N3 N2 N1 N0 A
Control Byte CB 1 CP T2 T1 T0 RD1 RD0 × A
Band switch Byte BB × × × × BS3 BS2 BS1 BS0 A
· Data specifications
× : don’t care ;0 or 1
CA1, CA0 : Programmable address bits
ADRS Voltage CA1 CA0
Always valid 0 1
0 to 0.1 Vcc1
0 0
0.4 Vcc1 to 0.6 Vcc1
1 0
0.9 Vcc1 to Vcc1
1 1
BS0 to BS3 : Band switch buffers Control bits, BSn=1 then “ON”
N0 to N14 : Control of Programmable divider bits, N14=MSB N0=LSB
Dividing ratio : N=2
14
×N14+2
13
× N13+······ +2
1
×N1+N0
Maximum division ratio 32767
Minimum division ratio 256
CP : Charge Pump Current
CP Charge Pump Current Conditions
1 280µA Normal, Default
0 60µA Test
T0 to T2 :Test mode bits
T0,T1,T2 :Phase Comparator Output bits
T2 T1 T0 Phase Comparator, Band Switch Conditions
0 0 × Normal Output Normal, Default
1 0 1 Phase Comparator (High Impedance) Test
1 1 0 Phase Comparator (Sink) Test
1 1 1
Phase Comparator (Source)
Test
RD1,RD0 : Reference Divider bits
RD1 RD2 Reference Divider Conditions
× 0 640
1 1 512 Default
0 1 1024
(Note)
Default : Power on reset