Philips Semiconductors
Product specification
Low-voltage high performance mixer FM IF system
SA617
C26
R18
3.3k
R17
2.4k
C15
FLT1
C23
FLT2
C18
C21
C17
20
19
18
17
16
15
14
13
12
11
IF
AMP
LIMITER
MIXER
RSSI
QUAD
OSCILLATOR
+
+
–
–
V
REG
AUDIO
1
2
3
4
5
6
7
8
9
10
C1A
C1
R11
C9
C8
C12
R10
C27
L1
C2
C7
C10
C19
390pF
R19
11k
C5
IFT1
L2
45MHz
INPUT
X1
C6
C14
RSSI
OUTPUT
AUDIO FREQ
CHECK
V
CC
SA617DK
Application Component List
C1A
C23
C26
C27
18pF NPO Ceramic
100nF +10% Monolithic Ceramic
100nF +10% Monolithic Ceramic
2.2µF Tantalum
C1 33pF NPO Ceramic
C2 220pF NPO Ceramic
Flt 1 Ceramic Filter Murata SFG455A3 or equiv
Flt 2 Ceramic Filter Murata SFG455A3 or equiv
C5
100nF +10% Monolithic Ceramic
C6 30pF trim cap
IFT 1
L1
L2
330µH TOKO 303LN-1130
.33µH TOKO SCB-1320Z
1.2µH
C7 1nF Ceramic
C8 10.0pF NPO Ceramic
C9
100nF +10% Monolithic Ceramic
X1 44.545MHz Crystal ICM4712701
R5 Not Used in Application Board (see Note 8, pg 8)
C10
C12
C14
15µF Tantalum (minimum)
2.2µF +10% Tantalum
100nF +10% Monolithic Ceramic
R10
8.2k +5% 1/4W Carbon Composition
10k +5% 1/4W Carbon Composition
2.4k +5% 1/4W Carbon Composition
3.3k +5% 1/4W Carbon Composition
11k +5% 1/4W Carbon Composition
C15 10pF NPO Ceramic
C17
C18
C19
C21
R11
R17
R18
R19
100nF +10% Monolithic Ceramic
100nF +10% Monolithic Ceramic
390pF +10% Monolithic Ceramic
100nF +10% Monolithic Ceramic
SR00408
Figure 4. SA617 45MHz Application Circuit
7
1997 Nov 07