SP5669 Datasheet, PDF (10/15 Pages) Mitel Networks Corporation – 2.7GHz I2C Bus Controlled Synthesiser

SP5669
EXTERNAL REFERENCE
C6
10nF*
*(NOT FITTED)
SKT2
C3
68pF
C2
15nF
R6 13K3
P1
DISABLE / REF
X1 4MHz C1
18pF
1
16
2
15
3
14
ENABLE
4
13
DATA / SDA
5
12
CLOCK / SCL
C13
100pF
C14
100pF
6
11
7
10
8
9
P2 +30V
+5V
C8
+12V
C9
C7/C8/C9 = 100nF
R7
22K
R8
16K
T1
2N3904
C7
R9
47K
C12
2n2F
VAR
GND
RF INPUT
C4
C5 SKT1
1nF
1nF
C10
1nF
D1 D2 D3 D4 D5
LOCK
C11
NOTE : The circuit diagram shown is designed
1nF
for use with a number of synthesisers.
The LED connected to pin 1.1 is redundant when
a SSPP55666599 is used in this board.
Figure. 10 Test board
Figure. 11 Test board (layout)
10