Philips Semiconductors
Product specification
High performance low power FM IF system
SA604A
NE604A TEST CIRCUIT
F
1
C
4
C
1
INPUT
R
1
Q = 20 LOADED
R
2
C
2
R
3
16
15
14
13
12
11
10
C
5
C
6
F
2
9
C
7
SA604A
C
3
1
2
3
4
5
6
7
8
C
8
S
1
R
4
C
9
C
10
C
12
C
11
RSSI
OUTPUT
AUDIO
OUTPUT
DATA
OUTPUT
MUTE
INPUT
V
CC
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
F1
F2
R1
R2
R3
R4
100nF + 80 – 20% 63V K10000–25V Ceramic
100nF +10% 50V
100nF +10% 50V
100nF +10% 50V
100nF +10% 50V
10pF +2% 100V NPO Ceramic
100nF +10% 50V
100nF +10% 50V
15nF +10% 50V
150pF +2% 100V N1500 Ceramic
1nF +10% 100V K2000-Y5P Ceramic
6.8µF +20% 25V Tantalum
455kHz Ceramic Filter Murata SFG455A3
455kHz (Ce = 180pF) TOKO RMC 2A6597H
51Ω +1% 1/4W Metal Film
1500Ω +1% 1/4W Metal Film
1500Ω +5% 1/8W Carbon Composition
100kΩ +1% 1/4W Metal Film
SIGNETICS
NE604A TEST CKT
GND
OFF
ON
VCC
GND
GND
IF
INPUT
M
U
T
E
RSSI
AUDIO
DATA
SIGNETICS
NE604A TEST CKT
GND
OFF
ON
VCC
GND
GND
1997 Nov 07
IF
INPUT
M
U
T
E
RSSI
AUDIO
DATA
SR00313
Figure 3. SA604A Test Circuit
5
PHILIPS [ NXP SEMICONDUCTORS ]
