Datasheet

TA7613AP

LINEAR INTEGRATED CIRCUIT

I-CHIP AM/FM RADIO IC DESCRIPTION

Contek TA7613AP Is A One-Chip AM/FM Radio Integrated Circuit That Is Suitable For Portable Radio Applications. It Includes AM Amplifier, Local OSC, AM Mixer, AM/FM Amplifier, AM AGE, FM AGE Circuit And Also Class B Audio Power Amplifier.

FEATURES *Low External Components Count. *Wide Operating Voltage : 3 - 13 V. *Internal Regulated Supply For Constant Current Operation.

DIP-16

*DC Selection Of AM/FM Mode.

BLOCK DIAGRAM

AM/FM IN

AM IF OUT

HF GND

4

3

2

IF bypass

AGC bypass

1

16

AM/FM OUT

15

AM/FM IF

IF Detector IN

14

AM/FM discriminato

AM HF MIXER

+Vcc

13 Regulator

Audio amplifier AM LO

5 AM local OSC

6 AM HF IN

7 HF bypass

8

9

10

Audio Audio in Ripple detector Suppression out

11

12

Contek

Audio GND Audio power out

Contek Microelectronics Co.,Ltd. CONTEK

http://www.contek-ic.com E-mail:[email protected]

1

TA7613AP

LINEAR INTEGRATED CIRCUIT

ABSOLUTE MAXIMUM RATINGS (Ta=25 PARAMETER

C)

SYMBOL

VALUE

Supply Voltage

VCC

11

V

Supply Current

ICC

44

mA

Power Dissipation

UNIT

PD

600

mW

Thermal Resistance

RJ-A

100

C /W

Operating Temperature

TOPX

-18 ~ +65

C

Storage Temperature

TSTG

-40 ~ +125

C

NOTE:Ta>25 C, DERATE WITH 10mW/ C UNLESS SPECIFIED.

ELECTRICAL CHARACTERISTICS PARAMETER Quiescent Circuit

SYMBOL

TEST CONDITIONS

ICCQ

SW1

FM,VCC=3V

MIN

TYP

MAX

UNIT

7

12

17

mA

Current SW1 V Pin 16 ( FM )

V16(FM)

Limiting Voltage

VIN(Lim)

SW1 SW1

FM,VCC=9V

10

17

23

FM,ICC=42mA

2.0

2.4

3.1

FM,VCC=5.5V,-3db

57

V dBmV

V16=2.4V,VR=Min. Internal Regulated

VCC

SW1

AM,ICC=42mA

12.5

13.2

14.0

V

AM,VCC=9V

1.4

AM,VCC=12V,VIN=37dB

1.5

3.0

1.9

V V

15

20

dB

Voltage V Pin 16 ( AM)

V16(AM)

Signal to Noise

VO

SW1 SW1

Ratio Maximum Sensitivity Power Output

SW2 S/N POUT

45W,V16=1.4V

SW1

AM,VCC=5.5V,

SW2

8W,VIN=37.5dB

SW2

8W,VCC=5.5V,F=1KHZ

0.28

W

VR=Min. THD=10% Total Harmonic

THD

Distortion Voltage Gain

SW2

45W,ICC=42mA,F=1KHZ

0.5

VR=Min. VOUT=2V GV

SW2

8W,VCC=5.5V,f=1KHZ

40

VR=Min.

Contek Microelectronics Co.,Ltd. CONTEK

http://www.contek-ic.com E-mail:[email protected]

4.0

% dB

2

TA7613AP

LINEAR INTEGRATED CIRCUIT

INPUT - OUTPUT IMPEDANCE(Ta=25 PARAMETER

C,VCC=6V)

SYMBOL

TEST CONDITIONS

VALUE

UNIT

Pin 2 Input

Rip2(AM)

f=465KHZ

200

kW

Impedance ( AM)

Cip2(AM)

f=465KHZ

3

pF

Pin 2 Input

Rip2(FM)

f=10.7MHZ

30

kW

Impedanc(FM)

Cip2(FM)

f=10.7MHZ

3.5

pF

Pin 4 Output

Rop4

f=465KHZ

300

kW

Impedance

Cop4

f=465KHZ

6

pF

Pin 6 Input

Rip6

f=1MHZ

50

kW

Impedance

Cip6

f=1MHZ

5

pF

Pin 14 Input

Rip14(AM)

f=465KHZ

300

kW

Impedance(AM)

Cip14(AM)

f=465KHZ

3.5

pF

Pin 14 Input

Rip14(FM)

f=10.7MHZ

300

kW

Impedance(FM)

Cip14(FM)

f=10.7MHZ

4

pF

Pin 15 Output

Rop15(AM)

f=465KHZ

300

kW

Impedance(AM)

Cop15(AM)

f=465KHZ

5.5

pF

Pin 15 Output

Rop15(FM)

f=10.7MHZ

300

kW

Impedanc(FM)

Cop15(FM)

f=10.7MHZ

6

pF

Contek Microelectronics Co.,Ltd. CONTEK

http://www.contek-ic.com E-mail:[email protected]

3

TA7613AP

LINEAR INTEGRATED CIRCUIT

TEST CIRCUIT

0.047 mF

V13 1

220pF

470 mF

V16

Vcc Icc

6

2 3

4

OUTPUT 470 mF

4

1.2kW

3

3

1

10pF

AM

45W

4.7kW

16

15

GND

220 mF

6

SW1

8W

1

6

2

FM

470 mF

2 4

SW2

14

13

12

11

0.001 mF

10

9

Contek TA7613AP

22kW

Rg=50W

~

1

3

4

5

6

7

8 3.3 mF

0.022 mF 1

5kW

2pF 220pF

Rg=600W

AUDIO SIGNAL

2

~

50W

6

3

4

4

6

6

3

2

2 3

4

4

3

680pF

HF SIGNAL

2

1

1

0.047 mF

51pF

50W

2 6

0.01 mF

1

0.022 mF 0.022 mF

FM AM

FM IF INOUT

SW1

AM HF INPUT

VOD

Contek Microelectronics Co.,Ltd. CONTEK

http://www.contek-ic.com E-mail:[email protected]

INPUT

4