SP5668 Datasheet, PDF (7/12 Pages) Mitel Networks Corporation – 2.7GHz 3-Wire Bus Controlled Synthesiser

SP5668
300
VIN
(mV RMS
INTO 50Ω)
100
50
40
10
OPERATING
WINDOW
300
VIN
(mV RMS
INTO 50Ω)
100
40
10
OPERATING
WINDOW
80 100
1000
2000
FREQUENCY (MHz)
3000 3500
80 300
1000
2000
FREQUENCY (MHz)
3000 3500
2700
Fig. 5a Typical input sensitivity (Prescaler disabled, PE=0)
Fig. 5b Typical input sensitivity (Prescaler enabled, PE=1)
50 - 900MHz
1.6GHZ
38.9MHz
1650-2700MHz
2
3
VCO
3
VCO
10
10nF
Fig. 6. Example of double conversion from VHF/UHF frequencies to TV IF
18pF
2
39pF
3
4MHz
Optional application utilising
on–board crystal controlled
oscillator
CONTROL
MICRO
15nF
1
2
REFERENCE
3
ENABLE
4
DATA
5
CLOCK
6
LOCK ^P2
7
P1
8
+30V
68pF _22k
13k3
BCW31
16
15
1n
14
1n
13
12
11
10
9
P0
+5V
16k
47k
2n2
+12V
OSCILLATOR
OUTPUT
10n
TUNER
Fig. 7. typical application, SP5668
7