SA58641 Philips Semiconductors, SA58641 Datasheet - Page 12

• Manufacturer Part Number: SA58641
• Description: High performance mixer FM IF system
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2004 Dec 16
J3
High performance mixer FM IF system
with high-speed RSSI
J2
LO IN
SMA
PWR DWN
DATA OUT
GND
RSSI
V
+3V
CC
J1
120.392MHz
@–10dBm
RF IN
SMA
110.592MHz
+/–288kHz
R2
10
15 F
C5
1nF
C4
+
R1
51
Figure 10. SA58641 110.592 MHz (RF) / 9.8 MHz (IF) DECT Application Circuit
100nF
C6
5–30pF
1nF
C3
C1
33k
R4
22k
R3
180nH
10nF
C2
L1
470pF
C7
1.2k
R5
10
1
2
3
4
5
6
7
8
9
SA58641
U1
RF IN
RF BYPASS
XTAL
OSC (EMITTER)
XTAL
OSC (BASE)
V
RSSI FEEDBACK
RSSI OUT
PD CTRL
DATA OUT
QUAD IN
CC
5-30pF
12
C8
+
82pF
C9
DECOUPLING 1
DECOUPLING 2
LIMITER DEC1
LIMITER DEC2
LIMITER OUT
MIXER OUT
LIMITER IN
2.2 H
GROUND
L2
IF AMP
IF AMP
IF OUT
IF IN
15pF
C10
68pF
C20
20
19
18
17
16
15
14
13
12
11
C19
1nF
C11
1nF
68pF
C18
C12
SA58641
1nF
680nH
330pF
C21
L4
Objective data
560
R6
100pF
100pF
330pF
680nH
47pF
C17
C16
C13
C14
C15
1nF
L3
SR02526