Datasheet
ADF4350
Rev. A | Page 17 of 32
07325-016
BS8 BS7 ..........
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BS2 BS1 BAND SELECT CLOCK DIVIDER (R)
00 011
00 102
.. ...
.. ...
.. ...
1 1 0 0 252
1 1 0 1 253
1 1 1 0 254
11 11255
D3 RF OUT
0 DISABLED
1 ENABLED
OUTPUT
POWER
VCO POWER-
DOWN
DB31 DB30 DB29 DB28 DB27 DB26 DB25 DB24 DB23 DB22 DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 0 0 0 0 0 D13 D12 D11 D10 BS8 BS7 BS6 BS5 BS4 BS3 BS2 BS1 D9 D8 D7 D6 D5 D4 D3 D2 D1 C3(1) C2(0) C1(0)
CONTROL
BITS
8-BIT BAND SELECT CLOCK DIVIDER VALUE
RF OUTPUT
ENABLE
AUX
OUTPUT
POWER
AUX OUTPUT
ENABLE
AUX OUTPUT
SELECT
MTLD
DIVIDER
SELECT
FEEDBACK
SELECT
RESERVED
D2 D1 OUTPUT POWER
00-4
01-1
10+2
11+5
D5 D4 AUX OUTPUT POWER
00-4
01-1
10+2
11+5
D6 AUX OUT
0 DISABLED
1 ENABLED
D7
AUX OUTPUT
SELECT
0
FUNDAMENTAL
1
DIVIDED OUTPUT
D8
MUTE TILL
LOCK DETECT
0 MUTE DISABLED
1 MUTE ENABLED
D9
VCO
POWER-DOWN
0
VCO POWERED UP
1 VCO POWERED DOWN
D12 D11 RF DIVIDER SELECT
00 ÷1
00 ÷2
01 ÷4
01 ÷8
D10
0
1
0
1
10 ÷160
D13
FEEDBACK
SELECT
0
FUNDAMENTAL
1
DIVIDED
DBB
Figure 28. Register 4 (R4)
07325-017
LD PIN
MODE
DB31 DB30 DB29 DB28 DB27 DB26 DB25 DB24 DB23 DB22 DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
00000000D15D140110000000000000000C3(1)C2(0)C1(1)
CONTROL
BITSRESERVEDRESERVED
RESERVED
D1 5 D1 4 LOCK DETECT PIN OPERATION
00LOW
0 1 DIGITAL LOCK DETECT
10LOW
11HIGH
RESERVED
Figure 29. Register 5 (R5)