UX-M5R
1-29
RFGND
FMRF IN
AM LOW CUT
MIX OUT
VCC
AMIF IN
FMIF IN
GND
AGC
QUAD
R OUT
L OUT
LPF2
LPF1
MPX IN
DET OUT
IF REQ
ST LED
OSC OUT
AM OSC
FM OSC
AMRF IN
RF VCC
FMRF 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
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 terminal for RF
Output of FMRF signal
-
I
I
O
-
I
I
-
I
I
O
O
I
I
I
O
O
O
O
-
-
I
-
O
3. Block diagram
21 43 65 87 109 1211
2324 2122 1920 1718 1516 1314
AM
MIX
AMIF FMIF
AGC
MUTE
FM
OSC
FMRF
AM
OSC
ST SW
IF
REQ
AF
BUFF
AF
IF
BUFF
FMRF
FMRF
LEVEL
DET
1/8
AM
DET
FM
DET
ST/MO
FM/AM
FM
MIX
VCD
DIVIDE
DECODE
FMRF
OUT
RF
VCC
AMRF
IN
FM
OSC
AM
OSC
OSC
OUT
ST
LED
IF
REQ
DET
OUT
LPF1 LPF2
RF
GND
FMRF
IN
AM
LOW
CUT
MIX
OUT
VCC AMIF
IN
FMIF
IN
GND AGC R OUT L OUTQUAD
MPX
IN
Pin No. Symbol I/O Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
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
FMRF IN
AM LOW CUT
MIX OUT
VCC
AMIF IN
FMIF IN
GND
AGC
QUAD
R OUT
L OUT
FMRF OUT
RF VCC
AMRF IN
FM OSC
AM OSC
OSC OUT
ST LED
IF REQ
DET OUT
MPX IN
LPF1
LPF2
1. Terminal layout 2. Pin function
TA2104BN (IC101) : 1chip AM/FM, MPX tuner system