LTC5542 datasheet(2/2 Pages) LINER

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LTC5542

5542p

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

Mixer Supply Voltage (VCC1, VCC2)...........................3.8V

LO Switch Supply Voltage (VCC3).............................3.8V

IF Supply Voltage (IF+, IF–) ......................................5.5V

Shutdown Voltage (SHDN)................–0.3V to VCC +0.3V

LO Select Voltage (LOSEL)................–0.3V to VCC +0.3V

LO1, LO2 Input Power (1GHz to 3GHz)...................9dBm

LO1, LO2 Input DC Voltage ....................................±0.5V

RF Input Power (1GHz to 3GHz) ...........................15dBm

RF Input DC Voltage............................................... ±0.1V

Operating Temperature Range .................–40°C to 85°C

Storage Temperature Range .................. –65°C to 150°C

Junction Temperature (TJ) .................................... 150°C

(Note 1)

20 19 18 17 16

TOP VIEW

GND

UH PACKAGE

20-LEAD (5mm

5mm) PLASTIC QFN

GND

SHDN

LO2

VCC3

GND

LO1

TJMAX = 150°C, θJA = 34°C/W

EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC5542IUH#PBF

LTC5542IUH#TRPBF

5542

20-Lead (5mm x 5mm) Plastic QFN

–40°C to 85°C

Consult LTC Marketing for parts speciﬁed with wider operating temperature ranges.

Consult LTC Marketing for information on non-standard lead based ﬁnish parts.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

For more information on tape and reel speciﬁcations, go to: http://www.linear.com/tapeandreel/

AC ELECTRICAL CHARACTERISTICS

VCC = 3.3V, VCCIF = 3.3V, SHDN = Low, TA = 25°C, PLO = 0dBm,

unless otherwise noted. Test circuit shown in Figure 1. (Notes 2, 3, 4)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

LO Input Frequency Range

1700 to 2500

MHz

RF Input Frequency Range

Low-Side LO

High-Side LO

1900 to 2700

1600 to 2300

MHz

IF Output Frequency Range

Requires External Matching

5 to 500

MHz

RF Input Return Loss

ZO = 50Ω, 1600MHz to 2700MHz

>12

LO Input Return Loss

ZO = 50Ω, 1700MHz to 2500MHz

>12

IF Output Return Loss

Requires External Matching

>12

LO Input Power

fLO = 1700MHz to 2500MHz

–4

dBm

LO to RF Leakage

fLO = 1700MHz to 2500MHz

<–32

dBm

LO to IF Leakage

fLO = 1700MHz to 2500MHz

<–40

dBm

LO Switch Isolation

LO1 Selected, 1700MHz < fLO < 2500MHz

LO2 Selected, 1700MHz < fLO < 2500MHz

RF to LO Isolation

fRF = 1600MHz to 2700MHz

>50

RF to IF Isolation

fRF = 1600MHz to 2700MHz

>35

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