MT1467 AM/FM DOUBLE TUNER MODULE

PRODUCT BRIEF

MT1467 PB-00143 — Rev 1.0

February 2007

Microtune, Inc., 2201 Tenth Street, Plano, TX 75074, USA

The information in this document is believed to be accurate and reliable. Microtune assumes no responsibility for any consequences arising from the use of this information, nor from any infringement of patents or

the rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or other rights of Microtune. The information in this publication replaces and supersedes all

information previously supplied, and is subject to change without notice. The customer is responsible for assuring that proper design and operating safeguards are observed to minimize inherent and procedural

hazards. Microtune assumes no responsibility for applications assistance or customer product design.

The devices described in this document are not authorized for use in medical, life-support equipment, or any other application involving a potential risk of severe property or environmental damage, personal injury,

or death without prior express written approval of Microtune. Any such use is understood to be entirely at the user’s risk.

Microtune is a registered trademark of Microtune, Inc. MicroTuner, MicroStreamer, VideoCaster, DataCaster, ClearTune, and the Microtune logo are trademarks of Microtune, Inc. All other trademarks belong to

their respective companies.

Microtune’s products are protected by one or more of the following U.S. patents: 5,625,325; 5,648,744; 5,717,730; 5,737,035; 5,739,730; 5,805,988; 5,847,612; 6,100,761; 6,104,242; 6,163,684; 6,169,569;

6,172,378; 6,177,964; 6,211,745; 6,218,899; 6,268,778; 6,310,387; 6,323,736; 6,355,537; 6,429,502; 6,462,327; 6,535,068; 6,580,313; 6,608,522; 6,631,257; 6,714,776; 6,725,463; 6,744,308; 6,771,124;

6,784,945; 6,804,099; 6,888,406; 6,891,435; 6,906,594; 6,909,886; 6,919,774; 6,920,182; 6,922,556; 6,963,478; 6,973,288; 6,993,310; 7,035,614; 7,078,960; 7,079,195; 7,164,899; 7,171,176; D469,742 and

additional patents pending or filed.

Entire contents Copyright © 1996 - 2007 Microtune, Inc.

013007

RECOMMENDED OPERATING CONDITIONS

8.5 V Power Supply

Current AM mode

65

mA

Current FM mode

58

mA

Voltage

8.5

V

5 V Power Supply

Current AM mode

40

mA

Current FM mode

30

mA

Voltage

5

V

Operating temperature range

-40

85

°C

Storage temperature

-40

95

°C

INPUT/OUTPUT CHARACTERISTICS

Antenna Input AM mode

Input Capacitance, AGC inactive

60

pF

Input Conductance, AGC inactive

1

mS

Input Conductance, AGC active

3.3

mS

Antenna Input FM mode

Input Impedance, AGC inactive

50

Ω

VSWR, AGC inactive

4

Input Resistance, AGC active

10

Ω

AGC Buffer Output

500

µA

Keyed AGC Input

0.4

1.4

V

SDA

SCL

SDA and SCL HIGH and LOW

levels are specified according to a

3.3V serial bus. The bus pins also

tolerate thresholds of a 5 V bus.

Intermediate Frequency Output

10.7

MHz

Max. balanced output Voltage

1.4

V

Output resistance

500

Ω

AF Sample Output*

1.2

mA

AF Hold Output*

1.2

mA

Bus enable

LOW-level input voltage

-0.3

1

V

HIGH-level input voltage

2

5.3

V

* Open collector output with maximum sink current; no internal pull

up resistor

DIMENSIONS*

Length

88

mm

Width

48

mm

Heigth

13

mm

*All inputs/outputs via pins; number of pins is 2x16; pin grid is 2.54 mm

ELECTRICAL CHARACTERISTICS*

Receiving frequency range (depends on version)

AM mode USA

520

1.720

kHz

FM mode USA

87.9

107.9

MHz

AM MW mode Europe

531

1.602

kHz

FM mode Europe

87.5

108

MHz

AM Parameters

Sensitivity: RF level for 26dB S+N/N

30

dBµV

S+N/N at RF input = 60dBµV

54

dB

IF rejection (10.7MHz)

75

dB

Image rejection IF1 = tuned

frequency + 21.4MHz

80

dB

FM Parameters

Sensitivity: RF level for 26dB S+N/N

-2

dBµV

S+N/N (Mono) at RF input =

60dBµV

62

dB

IF rejection (10.7MHz)

100

dB

Image rejection IF1 = tuned

frequency + 21.4 MHz

55

dB

AM suppression

70

dB

Distortion at RF level = 60dBµV

0.05

%

Selectivity ± 200 kHz

65

dBµV

*Electrical characteristics measured with Philips backend DSP

SAF7730 and antenna dummy

MT1467 Block Diagram

PLL

EEPROM

Interface

Power

Supply

MT1467

Car DSP

(e.g. Philips

SAF7730)

IF Out

8.5/5V

Main

AM/FM Tuner

SDA

SCL

AM/FM

Antenna

Sub

FM Tuner

PLL

Interface

EEPROM

Power

Supply

8.5/5V

FM

Antenna

MT1467 Block Diagram