MT2131 SINGLE-CHIP TERRESTRIAL TUNER

PRODUCT BRIEF

MT2131 PB-00069 — Rev 1.1

October, 2006

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, 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; 6,144,402; 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; D469,742; 6,535,068; 6,580,313; 6,608,522; 6,631,257; 6,674,409; 6,714,776;

6,725,463, 6,744,308 B1; 6,771,124; 6,784,945; 6,804,099; 6,888,406; 6,891,435; 6,906,594; 6,920,182; 6,963,478; 6,973,288; D,469,742; DE10,011,662 and additional patents pending or filed.

Entire contents Copyright © 1996 - 2006 Microtune, Inc.

121505

RECOMMENDED OPERATING CONDITIONS

Second intermediate center

frequency (programmable)

30

57

MHz

Supply voltage 5V

4.75

5.0

5.25

V

Supply voltage 3.3V

3.15

3.3

3.45

V

Supply voltage ripple

15

mV

Operating junction temperature

125

°C

VGA output load impedance

300

Ω

Serial control clock

400

kHz

ABSOLUTE RATINGS

Supply voltage 5V

6

V

Supply voltage 3.3V

3.6

V

Storage temperature range

-50

+150

°C

Lead-free temperature

(soldering 4 seconds)

+260

°C

Input voltage

-0.3

VCC +0.3

V

UPCVCCF

IFVCC

VCC3V

GND

LO1LPF

LO1REG

LO1T1CM

LO1T2CM

LO1AVCC

FDCout

A0

A1

GPO

VGAoutp

VGAcntl

VGAVCC

VGAVCC

VGAinn

VGAinp

AFCin

PD2cap

PD1cap

DNCoutn

DNCoutp

11

10

9

8

7

12

6

5

3

4

1

2

26

27

28

29

30

25

31

32

34

33

36

35

Exposed paddle on

package bottom

TUNER ELECTRICAL CHARACTERISTICS

Power Supply

Active current 5V

240

mA

Active current 3.3V

95

mA

RF Signal Path

Input frequency range

48

1000

MHz

Noise figure (Off-Air mode)

6

dB

Voltage gain

42

dB

RF AGC range

55

dB

Image rejection

70

dBc

LO phase noise (10 kHz)

84

dBc/Hz

LO phase noise (100 kHz)

104

dBc/Hz

LO step size

50

kHz

IF VGA

Frequency range

30

57

MHz

Maximum output voltage

2.0

Vp-p

Maximum voltage gain

60

dB

IF AGC range

46

dB

Out-of-Band Amplifier (FDCA)

Frequency range

50

130

MHz

Maximum voltage gain

12

dB

Supply current 5V

30

mA

PLL

PLL

UPC

L01

L02

DNC

output

VGA

VGA

IF

OUTPUT

SERIAL DATA

CLOCK

SRO

SERIAL CONTROL

INTERFACE

OOB

Tuner

VLNA

Demod

AGC

RF INPUT

IF AGC

MT2131 Pin Diagram

MT2131 Block Diagram