5235IS Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

fabricante

5235IS

650MHz, Gain of 5, Low Noise Amplifiers

Intersil 

EL5134, EL5135, EL5234, EL5235

Typical Performance Curves (Continued)

0.6

0.4

0.2

TFALL = 1.75 ns

0.0

-0.2

-0.4

-0.6

-20

TRISE = 1.75ns

0 20 40 60

VS = ±5V

AV = +5

RG = 25Ω

RL = 500Ω

CL = 5pF

VOUT = 500mV

80 100 120 140 160

TIME (ns)

FIGURE 29. SMALL SIGNAL STEP RESPONSE_RISE AND

FALL TIME

2

1

TFALL = 2.4ns

0

1

-2

-20

TRISE = 2.4ns

VS = ±5V

AV = +5

RG = 25Ω

RL = 500Ω

CL = 5pF

VOUT = 2.0V

0 20 40 60 80 100 120 140 160

TIME (ns)

FIGURE 30. LARGE SIGNAL STEP RESPONSE_RISE AND

FALL TIME

7.0

AV = +5

RG = 25Ω

6.8 RL = 500Ω

CL = 5pF

6.6

6.4

6.2

Please note that the curve showed positive current.

The negative current was almost the same.

6.0

2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0

SUPPLY VOLTAGES (V)

FIGURE 31. SUPPLY CURRENT vs SUPPLY VOLTAGE

700

AV = +5

RG = 25Ω

600 RL = 500Ω

CL = 5pF

VOUT = 4VP-P

500

400

POSITIVE SLEW RATE

300

NEGATIVE SLEW RATE

200

2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0

SUPPLY VOLTAGES (±V)

FIGURE 32. SLEW RATE vs SUPPLY VOLTAGES

10

0

VS = ±5V

AV = +10

-10 RF = 226Ω

-20 RL = 100Ω

-30 CL = 10pF

-40

@ 0.95MHz

f1 = 4.3dBm

-50

-60

2f1-f2 = -69.4dBm

@ 0.85MHz

-70

Delta IM = (4.3) - (-69.4) = 73.7dB

IP3 = 4.3 + (73.7/2) = 41dBm

f2 = 4.3dBm

@ 1.05MHz

2f2-f1 = -66.3dBm

@ 1.15MHz

-80

-90

-100 0.8

0.9

1.0

1.1

1.2

FREQUENCY (MHz)

FIGURE 33. THIRD ORDER IMD INTERCEPT (IP3)

50

45

VS = ±5V

40

AV = +10

RF = 226Ω

35

RL = 100Ω

30

CL = 10pF

25

20

15

10

5

0

1

10

100

FREQUENCY (MHz)

FIGURE 34. THIRD ORDER IMD INTERCEPT vs FREQUENCY

9

FN7383.4

May 4, 2007

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