sp5024 Zarlink Semiconductor, sp5024 Datasheet - Page 6

• Manufacturer Part Number: sp5024
• Description: 3-wire Bus Controlled Synthesiser
• Manufacturer: Zarlink Semiconductor

RF INPUTS
2 x 3k
V
REF
CONTROL
MICRO
RF input
37.5
12.5
300
25
CRYSTAL
4MHz
18p
Fig. 4 Typical application (F
Fig.6a Input/Output interface circuits
P4
P3
P2
P1
Fig. 5 Typical input sensitivity
180n
1
2
3
4
5
6
7
8
9
SP5024
47n
22k
500
18
17
16
15
14
13
12
10
11
OPERATING
1n
WINDOW
2N3904
1n
22k
130V
FREQUENCY (MHz)
15V
STEP
10k
OSCILLATOR
OUTPUT
= 50kHz)
10n
47k
1000
Loop amplifier
VARACTOR
INPUT
BAND
INPUTS
TUNER
112V
V
CC
170
1500
CHARGE
PUMP
DRIVE
OUTPUT
5