LTC5592

20

5592f

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

©LINEAR TECHNOLOGY CORPORATION 2011

LT 0911 • PRINTED IN USA

RELATED PARTS

TYPICAL APPLICATION

Downconverting Mixer with 470MHz IF

PART

NUMBER

DESCRIPTION

COMMENTS

Infrastructure

LTC5569

300MHz to 4GHz, 3.3V Dual Active

Downconverting Mixer

2dB Gain, 26.7dBm IIP3 and 11.7dB NF at 1950MHz, 3.3V/180mA Supply

LT5557

400MHz to 3.8GHz, 3.3V Downconverting Mixer

2.9dB Gain, 24.7dBm IIP3 and 11.7dB NF at 1950MHz, 3.3V/82mA Supply

LTC6416

2GHz 16-Bit ADC Buffer

40.25dBm OIP3 to 300MHz, Programmable Fast Recovery Output Clamping

LTC6412

31dB Linear Analog VGA

35dBm OIP3 at 240MHz, Continuous Gain Range –14dB to 17dB

LTC554X

600MHz to 4GHz Downconverting Mixer Family

8dB Gain, >25dBm IIP3, 10dB NF, 3.3V/200mA Supply

LT5554

Ultralow Distort IF Digital VGA

48dBm OIP3 at 200MHz, 2dB to 18dB Gain Range, 0.125dB Gain Steps

LT5578

400MHz to 2.7GHz Upconverting Mixer

27dBm OIP3 at 900MHz, 24.2dBm at 1.95GHz, Integrated RF Transformer

LT5579

1.5GHz to 3.8GHz Upconverting Mixer

27.3dBm OIP3 at 2.14GHz, NF = 9.9dB, 3.3V Supply, Single-Ended LO and RF Ports

RF Power Detectors

LTC5581

6GHz Low Power RMS Detector

40dB Dynamic Range, ±1dB Accuracy Over Temperature, 1.5mA Supply Current

LTC5582

10GHz RMS Power Detector

40MHz to 10GHz, Up to 57dB Dynamic Range, ±0.5dB Accuracy Over Temperature

LTC5583

Dual 6GHz RMS Power Detector

40MHz to 6GHz, Up to 60dB Dynamic Range, >40dB Channel-to-Channel Isolation

ADCs

LTC2285

14-Bit, 125Msps Dual ADC

72.4dB SNR, >88dB SFDR, 790mW Power Consumption

LTC2185

16-Bit, 125Msps Dual ADC Ultralow Power

74.8dB SNR, 185mW/Channel Power Consumption

LTC2242-12

12-Bit, 250Msps ADC

65.4dB SNR, 78dB SFDR, 740mW Power Consumption

Conversion Gain, NF and IIP3

vs RF Frequency

RF FREQUENCY (MHz)

2100

6

7

8

9

11

12

13

14

2200

2400

5592 TA02b

10

2300

2500

2600

2700

23

25

27

29

24

26

28

22

21

IF = 470MHz

LOW SIDE LO

NF

IIP3

4:1

TC4-1W-17LN+

IFA

50Ω

82nH

82nH

22pF

1nF

1μF

22pF

1μF

LTC5592

CHANNEL A

CHANNEL B NOT SHOWN

1

19

20

21

22

23

24

LO

50Ω

17

18

16

15

2.2pF

4

3

RFA

50Ω

3.3V

3.3V

TO

CHANNEL B

TO

CHANNEL B

22pF

2

IFGNDA

GND

LO

GND

ENA

RFA

CTA

GND

GND

5590 TA02

ENA

4.7pF