MX-K35V
1-31
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
RFGND
FM_RFIN
AM_FIL
MIX_OUT
VCC
AM_IFIN
FM_IFIN
GND
AGC
QUAD
R_OUT
L_OUT
FM_RFOUT
RFVCC
AM_RFIN
FM_OSC
AM_OSC
OSC_OUT
ST_IND
IF_REQ
DET_OUT
MPX_IN
LPF2/M_ST
LPF1/BAND
TA2104N (IC1) : 1chip AM/FM, MPX tuner system
1. Terminal layout
2. Pin function
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
XT
XT
PERIOD
CLOCK
DATA
OT-1
OT-2
OT-3
OT-4
I/O-5 / CLK
DO2
DO1
I/O-7
I/O-8 / NF1
I/O-9 / NF2
GND
FMIN
AMIN
VDD
I/O-6
TC9257P (IC2) : PLL frequency synthesizer
1. Terminal layout
3. Block diagram
Function
1
2
3
4
5
6
7
8
9
10
11
12
RFGND
FM_RFIN
AM_FIL
MIX_OUT
VCC
AM_IFIN
FM_IFIN
GND
AGC
QUAD
R_OUT
L_OUT
Ground terminal for RF
Input of FMRF signal
AM low frequency cut
Output of FM/AM RF mix
Power supply terminal
Input of AMIF signal
Input of FMIF signal
Ground terminal
AGC voltage input terminal
OSC terminal for FM DET.
Output R-channel
Output L-channel
PIN
No.
Symbol
13
14
15
16
17
18
19
20
21
22
23
24
FM/AM switch
Stereo/monoral switch
Multiplex signal input
AM/FM detection output
IF out/REQ out
Stereo indicator output
PLL data bus for FM or AM
AM local oscillation circuit
FM local oscillation circuit
Input of AMRF signal
Power supply teminal for RF
Output of FMRF signal
LPF1/BAND
LPF2/M_ST
MPX_IN
DET_OUT
IF_REQ
ST_IND
OSC_OUT
AM_OSC
FM_OSC
AM_RFIN
RFVCC
FM_RFOUT
-
I
I
O
-
I
I
-
I
I
O
O
I/O
I
I
I
O
O
O
O
-
-
I
-
O
Symbol I/O
Function
PIN
No.
2. Pin function
1
2
3
4
5
6
7
8
9
10
11
12
XT
XT
PERIOD
CLOCK
DATA
OT-1
OT-2
OT-3
OT-4
I/O-5/CLK
I/O-6
VDD
Crystal oscillator pins
Crystal oscillator pins
Period signal input
Clock signal input
Serial data input/output
General-purpose output port
General-purpose output port
General-purpose output port
General-purpose output port
General-purpose I/O port
General-purpose I/O port
Power supply pin
PIN
No.
Symbol
13
14
15
16
17
18
19
20
Programmable counter input
Programmable counter input
Ground pin
General-purpose I/O port
General-purpose counter frequency
measurement input
General-purpose I/O port
General-purpose counter frequency
measurement input
General-purpose I/O port
Phase comparator output
Phase comparator output
AMIN
FMIN
GND
I/O-9
NF2
I/O-8
NF1
I/O-7
DO1
DO2
I
O
I
I
I/O
O
O
O
O
I/O
I/O
-
I/O
I
I
-
I/O
I
I/O
I
I/O
O
O
Symbol I/O
PIN
No.
Function
Function
14
FMIN
FMH
HF
FML
PSC
13
AMIN
2
XT
AMP
1/2
15
19
GND
DO1
POWER ON
RESET
12
VDD
OT-1
OT-2
OT-3
9
8
7
6
OT-4
OT-4
OSC
CIRCUIT
ADDRESS
DECODER
TEST
1
XT
5
DATA
4
CLOCK
3
PERIOD
RESET
2 MODULUS
PRESCALER
4bit SWALLOW
COUNTER
PHASE
COMPARATOR
TRI-STATE
BUFFER
12bit PROGRAMMABLE COUNTER
REFERENCE COUNTER
24bit REGISTER
24bit REGISTER
20bit BINARY COUNTER
UNIVERSAL COUNTER CONTROL
OUTPUT PORT
24bit SHIFT REGISTER
MAX
UNLOCK
I/O PORT
1ms
FM
MODE LF
4
12
15
OSC
1ms
GATE
AMP
AMP
XT
OT4
4
4
4
4
10
24
22
5
5
20
DO2
TRI-STATE
BUFFER
10
I/O-5/CLK
11
I/O-6
16
I/O-9/NF2
17
I/O-8/NF1
18
I/O-7