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LT5570

5570f

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

Supply Voltage .........................................................5.5V

Enable Voltage .................................–0.3V to VCC + 0.3V

Input Signal Power (Differential)..........................15dBm

TJMAX .................................................................... 125°C

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

Storage Temperature Range................... –65°C to 125°C

CAUTION: This part is sensitive to electrostatic discharge. It

is very important that proper ESD precautions be observed

when handling the LT5570.

(Note 1)

TOP VIEW

DD PACKAGE

10-LEAD (3mm

3mm) PLASTIC DFN

FLTR

DNC

OUT

VCC

IN+

DEC

IN–

GND

TJMAX = 125°C, θJA = 43°C/W

EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

AC Input

Input Frequency Range (Note 4)

40 to 2700

MHz

Input Impedance

200/1

Ω/pF

fRF = 500MHz

RF Input Power Range

CW Input; 1:4 Balun Matched into 50Ω Source

–52 to 13

dBm

Linear Dynamic Range (Note 5)

±1dB Linearity Error, TA = –40°C to 85°C

Output Slope

36.9

mV/dB

Logarithmic Intercept

–54.8

dBm

Output Variation vs Temperature

Normalized to Output at 25°C

–40°C < TA < 85°C; PIN = –50dBm to 13dBm

±0.5

Deviation from CW Response

11dB Peak to Average Ratio (3-Carrier CDMA2K)

12dB Peak to Average Ratio (4-Carrier WCDMA)

0.4

0.3

2nd Order Harmonic Distortion

At RF Input; CW Input; PIN = 10dBm

dBc

3rd Order Harmonic Distortion

At RF Input; CW Input; PIN = 10dBm

dBc

The

l denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C, VCC = 5V, EN = 5V, unless otherwise noted. Test circuits are shown in

Figures 1 and 3. (Notes 2 and 3).

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT5570IDD#PBF

LT5570IDD#TRPBF

LCJQ

10-Lead (3mm

× 3mm) Plastic DFN

–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/

ELECTRICAL CHARACTERISTICS

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