tff1003hn NXP Semiconductors, tff1003hn Datasheet - Page 12

• Manufacturer Part Number: tff1003hn
• Description: Low Phase Noise Lo Generator For Vsat Applications
• Manufacturer: NXP Semiconductors

Fig 8.
REFERENCE
SOURCE
Application diagram with single ended source for IN(REF) and single ended load, loop filter is type 3
50 Ω
same impedance
terminated with
not used input
Z 0 = 50 Ω
OUT-OF-LOCK
PROCESSING
3.3 V
BLOCK
51 Ω
DC block
24 Ω
10 nF
10 nF
GND1(REF)
GND2(REF)
IN(REF)_N
IN(REF)_P
V
LCKDET
CC(REF)
7
8
9
10
11
12
no lock: 0 V
lock: 2.5 V
100 kΩ
pull down
PFD
NSL2
6
13
V
100 kΩ
pull up
CC(DIV)
CP
open or 3.3 V = 1
GND = 0
CPOUT
DETECTOR
WINDOW
DIVIDER
NSL1
5
14
GND(DIV)
100 kΩ
pull up
NSL0
NSL1
NSL2
NSL0
4
15
n.c.
100 kΩ
pull up
V
(3.3 V)
CC(DIV)
VTUNE
VTUNE
3
16
n.c.
R2
VCO
30 pF
C1
C3
R BUF_N
C2
CPOUT
2
17
GND1(BUF)
50 Ω
10 pF
R1
V
CC(BUF)
VREGVCO
1
1 nF
18
V
2.7 V
R BUF_P
50 Ω
CC(BUF)
19
24 GND3(BUF)
23 BUF2_P
22 BUF1_P
21 BUF2_N
20 BUF1_N
GND2(BUF)
DC block
1 pF
1 pF
Z 0 = 50 Ω
51 Ω
same impedance
not used output
terminated with
001aal731
LOAD
50 Ω
50 Ω