Datasheet S1A0903X01-R0B0 Datasheet (Samsung)

Preliminary

AM/FM TUNER + MPX + PLL S1A0903X01

GENERAL DESCRIPTION

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

44−QFP−1010B

FEATURES

• Adopt New FCC

• AM/FM 1 Chip DTS with PLL

• MPX-VCO SELF-Adjustment

• Programmable Divider
— FM : 10 - 160MHz <Pulse Swallow Technique>
— AM : 2 - 40MHz <Pulse Swallow Technique>

0.5 - 10MHz <Direct Division Technique>

• IF Counter : 0.4 - 12MHz <AM/FM IF Counting>

• 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

Preliminary

AGCCAP

DETOUT

FMQUAD

LOUT ROUT TUNLED STLED VSSA AOUT AIN PD VSSX XIN XOUT

SERIAL INTERFACE

S1A0903X01 AM/FM TUNER + MPX + PLL

BLOCK DIAGRAM

FM

AM

NC
22

OSC

OSC

VREG
21

1/2

AM

MIX

VDD
20

BB

TEST3

TEST2

19

18

SWALLOW

PRESCALER

MAIN

TEST1

VSSD

17

16

TEST CONTROL

[1:0]

TEST

N[3:0]N[16:4]

COUNTER

COUNTER

CE

DI

15

14

[1:0]

DOC

TEST[1:0]
MOST

TUNLEDC
DLC

DOC[1:0]

UL[1:0]
DZ[1:0]
GT[1:0]
IFS[1:0]
R[3:0]

XS[1:0]
MUTE

MUTEC
IFCS
N[15:0]

OS[1:0]

IO[20:0]

DATA SHIFT REGISTER

IF[18:0]

IF

COUNTER

R[3:0]

XS[1:0]

DLC

DZ[1:0]

GT[1:0]

IFCS

CL
13

REF

DIVIDER

PFD

DO
12

LOCK

DETECT

UL[1:0]

PUMP

CHARGE

A

10 11

5 6 7 8 9

33 32 31 30 29 28 27 26 25 24 23

MIXOUT AMLOWCUT GND_RF FMRFIN AMRFIN FMRFOUT VCC_RF AMOSC VDDA FMOSC VCCCAP

TUNLEDC

LED

A A

34

AGC

AM

DET

A

35

AMIFIN

FM

MIX

IFS[1:0]

DET

LEVEL

FM

DET

A

36

FMIFIN

37

VCC

38

B

B

39

40

GND

MPXIN

CONTROL

PD[6:0]

HYS

MOST

41

LPF1

MPX VCO

CONTROL

VCO

42

LPF2

F/F

F/F

DET

PILOT

43

LPF3

F/F

F/F

PHASE

DET

LED

LED

DECODE

44

DRV

DRV

3 4

MUTE

1 2

2

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 Crystal oscillator element connection.
11 XIN I

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 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

4

Preliminary

AM/FM TUNER + MPX + PLL S1A0903X01

CHARACTERISTICS

ABSOLUTE MAXUMUM RATING

Parameter Symbol Rating Unit Remarks

Supply Voltage VS 10 V
Operating Temperature Top -20 − + 75 °C
Storage Temperature Tstg -55 − + 150 °C
Power Dissipation Pdmax 1800 mW

TEMPERATURE CHARACTERICS

Parameter Symbol Condition Rating Unit Remarks

Quiescent circuit current 1 (FM) ∆Icc1 -20 − + 70°C 20 uA/°C
Quiescent circuit current 2 (AM) ∆Icc2 -20 − + 70°C 20 uA/°C

ELECTRO_STATIC DISCHARGE CHARACTERISTICS

Parameter Condition Pin No. Rating Unit Remarks

Human Body Model C = 100pF, R = 1.5kΩ All pins ± 2000 V
Machine Model C = 200, R = 0kΩ All pins ± 300 V
CDM - All pins ± 800 V

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)

PARAMETER SYMBOL CONDITION

Supply Voltage Range Vcc 2.0 - 9.0 V

Iccq1 FM, Vi = 0 7.3 11.3 15.3 mA

Supply Current

Iccq2 AM, Vi = 0 3.8 6.8 9.8 mA

Input Limiting oltage Vi lim1 Vo = -3dB - 12 18 dBu

F/E

Local Oscillation oltage 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/R S/N1 Vi = 80dBu 55 65 - dB
FM Mute Attenuation atio Amute Vi = 80dBu 60 70 - dB
AM Depression Ratio AMR Vi = 80dBu 40 50 - dB

FM IF

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

LED Turning On ensitivity

VI13 IFS[1:0] = 2 30 35 40 dBµ
VI14 IFS[1:0] = 3 24 29 34 dBµ

RATINGS

UNIT

MIN. TYP. MAX.

AM IF

AM IF

Voltage Gain Gv1 Vi=26dBu 20 40 70 mV
Detection Output oltage 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

LED Turning On ensitivity

VI23 IFS[1:0] = 2 16 20 26 dBµ
VI24 IFS[1:0] = 3 10 14 20 dBµ

6

Preliminary

AM/FM TUNER + MPX + PLL S1A0903X01

PARAMETER SYMBOL CONDITION

UNIT

MIN. TYP. MAX.

MPX Maximum Input Voltage Vimax Stereo, THD = 3% 350 500 - mV

Voltage Gain Gv2 -5 -3 -1 dB
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/R S/N3 Mono 65 80 - dB

DTS Input Voltage High Level Vih CE, DI, CL 0.7Vreg - - V

Low Level Vil CE, DI, CL 0 - 0.3Vreg V

RATINGS

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
Input Current Iin1 CE, DI, CL = VDD

- - 5 µA

r GND

Iin2 XIN = VDD or GND 1.3 - 8 µA

Supply Current Idd1 X'tal = 10.8MHz,

- 2.5 6 mA

M = 130MHz

Idd2 PLL stop mode,

- 0.3 - mA

X'tal = 10.8MHz

Idd3 PLL stop mode,

- - 10 µA

X'tal stop mode

7

Preliminary

OUT

VCC2

S1A0903X01 AM/FM TUNER + MPX + PLL

TEST CIRCUIT

33k

0.1uF
220uF

33k

0.1uF
220uF

33k

+

+

2.7mH

470pF

470pF

470pF

CE

15

41

TEST IN

14

42

processor

micro-

CL DI

13

43

DO

reference to

12

1 2 3 4 5 6 7 8 9 10 11

44

on 12~15 pin

application notes

20pF

20pF

560
560

X_SW

TEST OUT

22

10uF

21

+

0.1uF

20

TEST3

19

TEST2

18

TEST1

17

16

+

2.2uF

S1A0903X01

33 32 31 30 29 28 27 26 25 24 23

34

35

36

37

38

39

40

2K

0.022uF

B.P.F

4.7uF

+

330

FMRFIN

AMRFIN

4.7uF

+

450k

0.01uF

0.01uF

+

4.7uF

10.7M

330

0.1uF

+

VCC1

0.1uF

220uF

AMIFIN

FMIFIN

+

GND

4.7uF

4.7uF

+

56K

0.33uF

+

DETOUT

0.1uF+3.3uF

+

MPXIN

10.7M
+

4.7uF

19KHz

BRF

8

Preliminary

470pF

AM/FM TUNER + MPX + PLL S1A0903X01

APPLICATION CIRCUIT

VCC

GND

FM

Antenna

+

220uF

0.1uF

330

B.P.F

10.7M

+

+
+

4.7uF

+

330p

0.33uF

0.1uF

3.3uF

10.7M

100k

4.7uF

450K

+

4.7u

223

AM

Antenna

+

0.01uF

33k

470pF

33 32 31 30 29 28 27 26 25 24 23

34

35
36

37
38

39

40
41

42
43

44

1 2 3 4 5 6 7 8 9 10 11

+

4.7uF

4.7uF

0.01uF

S1A0903X01

+

560

560

220uF

+

1µF

0.1uF

82k 10k

10k

10k

10k

20pF

0.33µF

33k

470pF

220uF

+

22

NC

21
20

19

NC

18

NC

NC

17

16
15

14
13

12

reference to

application notes

on 12 - 15 pin

20pF

0.1uF

CE

CL DI

DO

+

2.2uF

10uF

+

0.1uF

micro-

processor

33k

LOUT ROUT

9

Preliminary

S1A0903X01 AM/FM TUNER + MPX + PLL

NOTES

10