ina1238ns IK Semicon Co., Ltd, ina1238ns Datasheet - Page 2

• Manufacturer Part Number: ina1238ns
• Description: Fm/am Stereo Radioreceiver
• Manufacturer: IK Semicon Co., Ltd

2.2K
C11
4.7
R4
30
1
R11
220K
VCO
Rch OUT
Lch OUT
C10
0.47
29
M/ST
SW
2
GND
PLL
LPF
30
1
220K
R12
PILOTPILOT
LPF1
28
DET DET
3
PLL
LPF
29
2
AMP
DC
C12
1.0
REGULATOR
COUNTER
MULTIPLEX
0.022
LPF2
C13*
MPX VCO
REG
28
27
3
4
R3
10K
1/2
2.2K
R5
C9
10.0
CHECK
0.022
C14*
IND
VCO
27
ST
4
26
3.3K
DECODE
5
R6*
22K
RV
DISCRI
AMP
Rch
OUT
26
FM MUTE
5
PD1
PD2
CF3
3.3K
100
R9*
R7*
25
6
Lch
OUT
APPLICATION CIRCUIT
25
6
C8
3.3
BLOCK-SCHEME
Ucc=3B
ILA1238NS
24
7
Ucc
OSC
RIPPLE
FILTER
24
AM AFC
7
AMP
C1
7p
BU
L1
RIPPLE
FILTER
MUTING
23
23
3p
REGULATOR
8
8
0.001
C16
33.0 1.0
C5
C7
AFC1
100.0
C15
OSC
AGC
22
FM
9
22
C2
2p
C17
9
BLEND
L2
AUTO
AMP
DC
AFC2
REG
AGC
21
10
C18
4.7
21
10
C6
10.0
GND
2.2K
20
FM
RF
11
R8
18p
C3
CONTROL
L3
DETUNE
AMP
MUTING
L4
DC
20
11
TUNE
AMP
IND
19
AM
RF
IN
12
BU
C19
0.01
C4
4p
FM FE
AM FE
19
12
18
FM
RF
IN
FM
IF
IN
13
CF2
TUNING IND
GND
17
AM
IF
IN
14
18
13
DISCRI
FM IF
AM IF
DET
0.01
C20
SELECT
FM/AM
BAND
CF1
OUT
ILA1238NS
16
FE
15
R10
17
14
Rev. 00
BAND
150K
S1
330
R2 2.2K
R1
IFT
16
15