LT5514 datasheet(4/20 Pages) LINER

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LT5514

5514f

(Standard Mode)

VCC = 5V, VCCO = 5V, ENA = ENB = 3V, TA = 25°C, ROUT = 200Ω. Maximum gain specifications are with respect to differential inputs

and differential outputs, unless otherwise noted. (Note 7) (Test circuits shown in Figures 9 and 10)

AC ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Dynamic Performance

Large-Signal –3dB Bandwidth

All Gain Settings (Note 8)

ROUT = 100Ω

LF to 850

MHz

ROUT = 200Ω; L1, L2 = 33nH (Figure 9)

LF to 500

MHz

POUT(MAX) Clipping Limited Maximum Sinusoidal

All Gain Settings, Single Tone, ROUT = 150Ω

dBm

Output Power

fIN = 100MHz (Note 10)

Amplifier Transconductance

Max Gain, fIN = 100MHz

0.30

PGA1 = Low, fIN = 100MHz

0.21

S12

Reverse Isolation

fIN = 100MHz (Note 9)

–92

fIN = 400MHz (Note 9)

–78

tr, tf

Step Response Rise and Fall Time

All Gain Settings, 10% to 90%, ROUT = 100Ω

500

Group Delay

All Gain Settings, ROUT = 100Ω

800

Group Delay Variation

30MHz to 300MHz Frequency Range,

±50

ROUT = 100Ω

PGA Settling Time

500

Enable/Disable Time

600

Distortion and Noise

OIP3

Output Third Order Intercept Point for

POUT = 9dBm (Each Tone), 200kHz Tone Spacing

PGA0 = High (PGA1, PGA2, PGA3 Any State)

fIN = 100MHz

+47.0

dBm

fIN = 200MHz

+40.5

dBm

Output Third Order Intercept Point for

POUT = 9dBm (Each Tone), 200kHz Tone Spacing

PGA0 = Low (PGA1, PGA2, PGA3 Any State)

fIN = 100MHz

+42.0

dBm

fIN = 200MHz

+37.5

dBm

HD2

Second Harmonic Distortion

POUT = 11dBm (Single Tone), fIN = 50MHz

–82

dBc

HD3

Third Harmonic Distortion

POUT = 11dBm (Single Tone), fIN = 50MHz

–72

dBc

NFLOOR

Output Noise Floor

PGA1 = High, fIN = 100MHz

–134

dBm/Hz

(PGAO, PGA2, PGA3 Any State)

PGA1 = Low, fIN = 100MHz

–136

dBm/Hz

Noise Figure

Max Gain, fIN = 100MHz

7.4

–3dB Step, fIN = 100MHz

7.7

Amplifier Power Gain and Gain Step

GMAX

Maximum Gain

fIN = 20MHz and 200MHz

GMIN

Minimum Gain

fIN = 20MHz and 200MHz

10.5

GSTEP

Gain Step Size

fIN = 20MHz and 200MHz

1.05

1.5

1.95

Gain Step Accuracy

fIN = 20MHz and 200MHz

±0.1

Amplifier I/O Impedance (Parallel Values Specified Differentially)

RIN

Input Resistance

fIN = 100MHz

108

Ω

CIN

Input Capacitance

fIN = 100MHz

2.8

Output Resistance

fIN = 100MHz

3.4

Ω

Output Capacitance

fIN = 100MHz

1.9

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