Preliminary
AM/FM TUNER + MPX + PLL
S1A0903X01
GENERAL DESCRIPTION 44−QFP−1010B
OVERVIEW •
AM : AM RF Mixer, AM OSC, AM_IF AMP, AM Detector, AGC, Tuning LED Driver,
•
OSC Buffer, IF Buffer
•
FM : RF Amp, FM RF Mixer, FM OSC, FM_IF AMP, Quadrature Detector,
•
Tuning LED Driver, OSC Buffer, IF Buffer
•
MPX : PLL, Stereo Decoder, Stereo LED, MPX VCO SELFAdjustment
•
DTS : Prescaler, AM/FM Programmable Divider, AM/FM IF Counter,
•
Lock Detector, LED Controller
•
Microprocessor Interface
FEATURES •
Adopt New FCC
•
AM/FM 1 Chip DTS with PLL
•
MPX-VCO SELF-Adjustment
•
Programmable Divider — FM : 10 - 160MHz — AM : 2 - 40MHz
•
0.5 - 10MHz IF Counter : 0.4 - 12MHz
•
Reference Frequency — Selectable Crystal (75kHz, 3.6MHz, 7.2MHz, 10.8MHz) Choice
•
Package : 44 QFP
ORDERING INFORMATION Device
Package
Operating Temperature
S1A0903X01-R0B0
44-QFP-1010B
−20°C - +75°C
1
A
FMQUAD 44
LPF3 43
LPF2 42
LPF1 41
MPXIN 40
GND 39
DETOUT 38
VCC 37
FMIFIN 36
LOUT
1
A
IFS[1:0]
AMIFIN 35
AGCCAP 34
2
ROUT
MUTE
DECODE
PHASE DET
PILOT DET
FM DET
AM DET
B
B
3
LED DRV
F/F
F/F
VCO
AM MIX
STLED
4
LED DRV
MPX VCO CONTROL
28
5
AOUT
6
IFCS GT[1:0]
A
AIN
7
PFD
DZ[1:0]
IF[18:0]
27
VCC_RF
OS[1:0]
FMRFOUT
IF COUNTER
VSSA
TUNLEDC
LED CONTROL
FM MIX
A
A
PD[6:0]
TUNLED
F/F
F/F
MOST
HYS
LEVEL DET
AGC
29
N[16:4]
MAIN COUNTER
B
AM OSC
26
AMOSC
B
1/2
N[3:0]
SWALLOW COUNTER
DLC
PD
8
CHARGE PUMP 9
VSSX
UL[1:0]
LOCK DETECT
XIN
10
REF DIVIDER
XS[1:0] R[3:0]
11 XOUT
IO[20:0]
DOC [1:0]
TEST [1:0]
23
24 FM OSC
VCCCAP
FMOSC
PRESCALER
25
VDDA
DATA SHIFT REGISTER
N[15:0] IFCS MUTEC MUTE
AMRFIN
XS[1:0]
30
R[3:0]
FMRFIN
IFS[1:0]
31
GT[1:0]
GND_RF
DZ[1:0]
32
UL[1:0]
AMLOWCUT
DOC[1:0] DLC TUNLEDC MOST TEST[1:0]
33
TEST CONTROL SERIAL INTERFACE
2
MIXOUT
12 DO
13 CL
14 DI
15 CE
16 VSSD
17 TEST1
18 TEST2
19 TEST3
20 VDD
21 VREG
22 NC
S1A0903X01 AM/FM TUNER + MPX + PLL
Preliminary
BLOCK DIAGRAM
Preliminary
AM/FM TUNER + MPX + PLL
S1A0903X01
PIN DESCRIPTION Pin No.
Symbol
In/out
Function
1
LOUT
O
Stereo left channel output
2
ROUT
O
Stereo right channel output
3
TUNLED
O
Tuning LED
4
STLED
O
Stereo LED
5
VSSA
-
Ground
6
AOUT
O
Connections for the MOS Tr. used for the PLL active LPF.
7
AIN
I
8
PD
O
PLL charge pump output
9
VSSX
-
Ground
10
XOUT
O
11
XIN
I
Crystal oscillator element connection. 75kHz, 3.6MHz, 7.2MHz, 10.8MHz)
12
DO
O
Serial data output to the microprocessor
13
CL
I
Clock used for data synchronization for serial data input (DI) and serial data output (DO)
14
DI
I
Serial data input from the microprocessor
15
CE
I
Chip enable for serial I/O
16
VSSD
-
Ground
17
TEST1
I/O
Only for test
18
TEST2
I/O
-
19
TEST3
O
-
20
VDD
-
Regulator voltage input
21
VREG
-
Regulator voltage output
22
NC
-
No connection
3
Preliminary
S1A0903X01
4
AM/FM TUNER + MPX + PLL
Pin No.
Symbol
In/out
Function
23
VCCCAP
-
VCC ripple rejection cap.
24
FMOSC
I
FM oscillator input
25
VDDA
-
Power
26
AMOSC
I
AM oscillator input
27
VCC_RF
-
Power
28
FMRFOUT
O
FM RF output
29
AMRFIN
I
AM RF input
30
FMRFIN
I
FM RF input
31
GND_RF
-
Ground
32
AMLOWCUT
-
AM low cut cap.
33
MIXOUT
O
AM/FM MIX output
34
AGCCAP
-
AGC cap.
35
AMIFIN
I
AM IF input
36
FMIFIN
I
FM IF input
37
VCC
-
Power
38
DETOUT
O
AM/FM detector output
39
GND
-
Ground
40
MPXIN
-
MPX input
41
LPF1
-
Connection for the phase detector LPF
42
LPF2
-
Connection for the VCO LPF
43
LPF3
-
Connection for the pilot detector and the phase detector LPF
44
FMQUND
-
Connection for FM QUAD detector resonator
Preliminary
AM/FM TUNER + MPX + PLL
S1A0903X01
CHARACTERISTICS ABSOLUTE MAXUMUM RATING Parameter
Symbol
Rating
Unit
Supply Voltage
VS
10
V
Operating Temperature
Top
-20 − + 75
°C
Storage Temperature
Tstg
-55 − + 150
°C
Pdmax
1800
mW
Power Dissipation
Remarks
TEMPERATURE CHARACTERICS Parameter
Symbol
Condition
Rating
Unit
Quiescent circuit current 1 (FM)
∆Icc1
-20 − + 70°C
20
uA/°C
Quiescent circuit current 2 (AM)
∆Icc2
-20 − + 70°C
20
uA/°C
Pin No.
Rating
Unit
Remarks
ELECTRO_STATIC DISCHARGE CHARACTERISTICS Parameter
Condition
Human Body Model
C = 100pF, R = 1.5kΩ
All pins
± 2000
V
Machine Model
C = 200, R = 0kΩ
All pins
± 300
V
All pins
± 800
V
CDM
-
Remarks
5
Preliminary
S1A0903X01
AM/FM TUNER + MPX + PLL
ELECTRICAL CHARACTERISTICS (Ta = 25°C, Vcc=3V. unless otherwise specified) FM F/E : f = 98MHz, fm = 1kHz, ∆f = 22.5kHz AM : f = 1MHz, fm = 1kHz, 30% Mod FM IF : f = 10.7MHz, fm = 1kHz, ∆f = 22.5kHz MPX : f = 1kHz, L+R = 90%, P = 10%, Vi = 150mV) RATINGS PARAMETER Supply Voltage Range
MAX.
2.0
-
9.0
V
11.3
15.3
mA
Iccq2
AM, Vi = 0
3.8
6.8
9.8
mA
Vi lim1
Vo = -3dB
-
12
18
dBu
Vosc
fos c= 108.7MHZ
40
70
110
mV
Input Limiting oltage
Vi lim2
Vo = -3dB
35
40
45
dBu
Detection Output oltage
Vo det1
Vi = 80dBu
55
80
110
mV
S/N1
Vi = 80dBu
55
65
-
dB
Amute
Vi = 80dBu
60
70
-
dB
AM Depression Ratio
AMR
Vi = 80dBu
40
50
-
dB
THD
THD1
Vi = 80dBu
-
0.2
1.0
%
Vl11
IFS[1:0] = 0
40
45
50
dBµ
VI12
IFS[1:0] = 1
35
40
45
dBµ
VI13
IFS[1:0] = 2
30
35
40
dBµ
VI14
IFS[1:0] = 3
24
29
34
dBµ
Gv1
Vi=26dBu
20
40
70
mV
Vo det2
Vi = 60dBu
50
70
90
mV
S/R
S/N2
Vi = 60dBu
32
42
-
dB
THD
THD2
Vi = 60dBu
-
1
2
%
Vl21
IFS[1:0] = 0
28
32
38
dBµ
VI22
IFS[1:0] = 1
22
26
32
dBµ
VI23
IFS[1:0] = 2
16
20
26
dBµ
VI24
IFS[1:0] = 3
10
14
20
dBµ
Local Oscillation oltage
FM Mute Attenuation atio
LED Turning On ensitivity
Voltage Gain Detection Output oltage
AM IF LED Turning On ensitivity
6
TYP.
7.3
S/R
AM IF
Vcc
UNIT
MIN.
FM, Vi = 0
Input Limiting oltage
FM IF
CONDITION
Iccq1 Supply Current
F/E
SYMBOL
Preliminary
AM/FM TUNER + MPX + PLL
PARAMETER MPX
Maximum Input Voltage
SYMBOL Vimax
RATINGS
CONDITION Stereo, THD = 3%
UNIT
MIN.
TYP.
MAX.
350
500
-
mV
-5
-3
-1
dB
Voltage Gain
Gv2
Channel Balance
CB
Mono
-1.5
0
1.5
dB
THD1
THD3
Mono
-
0.2
1.0
%
THD2
THD4
Stereo
-
0.2
1.0
%
Separation 1
CS1
Stereo, f = 100HZ
25
45
-
dB
Separation 2
CS2
Stereo, f = 1kHZ
32
45
-
dB
Separation 3
CS3
Stereo, f = 10kHZ
25
45
-
dB
LED Turning On ensitivity
Vlon
TUNLED=ON, Pilot only
-
8
16
mV
LED Turning Off ensitivity
Vloff
TUNLED=OFF, Pilot only
2
6
-
mV
Lamp Hysteresis
HY
-
2
-
mV
Capture Range
CR
Pilot only
-
8
-
%
S/N3
Mono
65
80
-
dB
High Level
Vih
CE, DI, CL
0.7Vreg
-
-
V
Low Level
Vil
CE, DI, CL
0
-
0.3Vreg
V
Output Voltage High Level
Voh1
PD : lo = -1mA
0.7Vreg
-
-
V
Low Level
Vol1
PD : lo = 1mA
-
-
0.3Vreg
V
Vol2
DO : lo = 5mA
0
-
0.3Vreg
V
Output Voltage Range
Vo
Aout
0
-
9
V
Internal Feedback egistance
Rf
XIN
-
0.4
-
MΩ
Iin1
CE, DI, CL = VDD r GND
-
-
5
µA
Iin2
XIN = VDD or GND
1.3
-
8
µA
Idd1
X'tal = 10.8MHz, M = 130MHz
-
2.5
6
mA
Idd2
PLL stop mode, X'tal = 10.8MHz
-
0.3
-
mA
Idd3
PLL stop mode, X'tal stop mode
-
-
10
µA
S/R DTS
S1A0903X01
Input Voltage
Input Current
Supply Current
7
OUT
56K
AMIFIN
19KHz BRF
MPXIN
DETOUT
GND
VCC1
220uF
+
4.7uF
330
FMIFIN
+
FMRFIN
0.1uF
AMRFIN
+ 4.7uF
4.7uF
0.1uF
330
+
+
+
+
+
10.7M
3.3uF
0.1uF
0.33uF
4.7uF
+ 450k
4.7uF
10.7M
4.7uF +
0.01uF
2.7mH 44
43
42
41
40
39
38
37
36
35
34
1
33
2
32
3
29
+
220uF 28
0.1uF 27
4
5
VCC2
6
7
8
9
26 25
S1A0903X01
31 30
470pF
560
B.P.F
0.01uF
33k 560
23
11
10
470pF 24
33k 20pF
+
+ 0.1uF
10uF
2.2uF
13 12
reference to application notes on 12~15 pin
14
TEST1
TEST2
TEST3
15
16
17
18
19
20
21
22
+
220uF 0.1uF CE DI CL DO
0.022uF 2K
20pF
microprocessor
33k
470pF
8 X_SW
TEST IN
TEST OUT
S1A0903X01 AM/FM TUNER + MPX + PLL
Preliminary
TEST CIRCUIT
Preliminary
AM/FM TUNER + MPX + PLL
S1A0903X01
470pF
+
4.7uF +
+
330 33 32 31
4.7uF + 450K
0.1uF
+
35
21
36
20
37
19 NC
38
18 NC
S1A0903X01
+ 0.1uF
17 NC
40
16
41
15
42
14
43
13
44
12
4.7u
+
3.3uF 3
4
5
6
7
8
LOUT
82k
1µ F 560
4.7uF
0.01uF
4.7uF
0.01uF
+
+
9
10 11 20pF
2
10k
1
20pF
10.7M
DO
+
CL
0.1uF
microprocessor
0.33uF
CE
+
2.2uF
23
DI
330p
25 24
22 NC
39 GND
28 27 26
34
560
220uF
+
30 29
10uF
10.7M
VCC
33k
470pF
220uF 0.1uF
33k 470pF
+ AM Antenna
B.P.F
0.1uF
220uF
223
FM Antenna
33k
100k
APPLICATION CIRCUIT
reference to application notes on 12 - 15 pin
10k 10k 10k
0.33µ F
ROUT
9
Preliminary
S1A0903X01
AM/FM TUNER + MPX + PLL
NOTES
10
