LTC5582 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC5582

40MHz to 10GHz RMS Power Detector with 57dB Dynamic Range

Linear Technology 

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LTC5582

Electrical Characteristics The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCC = 3.3V, EN = 3.3V. Test circuit is shown in Figure 1. (Notes 2 and 3).

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

fRF = 880MHz

RF Input Power Range

CW; Single-Ended, 50Ω

–57 to 2

dBm

Linear Dynamic Range

±1dB Linearity Error

59

dB

Output Slope

29.3

mV/dB

Logarithmic Intercept

–86.4

dBm

Output Variation vs Temperature

Normalized to Output at 25°C, Pin = –50dBm to 0dBm l

±0.5

dB

Deviation from CW Response

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

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

0.1

dB

0.1

dB

2nd Order Harmonic Distortion

At RF Input; CW Input; PIN = 0dBm

69

dBc

3rd Order Harmonic Distortion

At RF Input; CW Input; PIN = 0dBm

59

dBc

fRF = 2140MHz

RF Input Power Range

CW; Single-Ended, 50Ω

–56 to 1

dBm

Linear Dynamic Range (Note 5)

±1dB Linearity Error

50

57

dB

Output Slope

26

29.5

33

mV/dB

Logarithmic Intercept

–98

–85

–72

dBm

Output Variation vs Temperature

Normalized to Output at 25°C, Pin = –47dBm to 0dBm l

±0.5

dB

Deviation from CW Response

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

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

0.1

dB

0.1

dB

fRF = 2700MHz

RF Input Power Range

CW; Single-Ended, 50Ω

–55 to 1

dBm

Linear Dynamic Range

±1dB Linearity Error

56

dB

Output Slope

29.8

mV/dB

Logarithmic Intercept

–83.8

dBm

Output Variation vs Temperature

Normalized to Output at 25°C, Pin = –47dBm to 0dBm l

±0.5

dB

Deviation from CW Response

12dB Peak to Average Ratio (WiMAX OFDM)

0.2

dB

fRF = 3800MHz

RF Input Power Range

CW; Single-Ended, 50Ω

–51 to 2

dBm

Linear Dynamic Range

±1dB Linearity Error

53

dB

Output Slope

30.3

mV/dB

Logarithmic Intercept

–81

dBm

Output Variation vs Temperature

Normalized to Output at 25°C, Pin = –51dBm to 2dBm l

±1

dB

Deviation from CW Response

12dB Peak to Average Ratio (WiMAX OFDM)

0.2

dB

fRF = 5800MHz

RF Input Power Range

CW; Single-Ended, 50Ω

–46 to 3

dBm

Linear Dynamic Range

±1dB Linearity Error

49

dB

Output Slope

30.9

mV/dB

Logarithmic Intercept

–74.7

dBm

Output Variation vs Temperature

Normalized to Output at 25°C, Pin = –46dBm to 2dBm l

±1

dB

Deviation from CW Response

12dB Peak to Average Ratio (WiMAX OFDM)

0.2

dB

5582f



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