THS4521 datasheet(21/58 Pages) TI2

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−21

−18

−15

−12

−9

−6

−3

100k

10M

100M

Frequency (Hz)

CL = 0 pF, RO = 0 Ω

CL = 15 pF, RO = 200 Ω

CL = 39 pF, RO = 100 Ω

CL = 120 pF, RO = 50 Ω

CL = 470 pF, RO = 20 Ω

CL = 1200 pF, RO = 12 Ω

VS = 5 V, G = 1 V/V

RF = 2 k

Ω, R

= 2 k

Ω

VOUT = 100 mVpp

G042

100

200

100

CLOAD (pF)

VS = 5 V

G = 1 V/V

RF = 2 k

Ω

RL = 2 k

Ω

G043

0.2

0.4

0.6

0.8

1.2

0.1

Differential Load Current (mA)

VSAT High

VSAT Low

VS = 5 V

G = 2 V/V

RF = 2 k

Ω

G040

0.01

0.1

100

10k

100k

10M

40M

Frequency (Hz)

VS = 5 V

G = 1 V/V

RF = 2 k

Ω

VOUT = 100 mVpp

G041

−90

−80

−70

−60

−50

−40

−30

−20

−10

Frequency (MHz)

Second Intermodulation

Third Intermodulation

VS = 5 V

G = 1 V/V

RF = 2 k

Ω

RL = 2 k

Ω

VOUT = 2 Vpp Envelope

G038

0.5

1.5

2.5

3.5

4.5

100

10k

Load Resistance (

Ω)

VOUT MAX

VOUT MIN

VS = 5 V

G = 2 V/V

RF = 2 k

Ω

G039

THS4531

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SLOS358C – SEPTEMBER 2011 – REVISED APRIL 2020

Product Folder Links: THS4531

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Typical Characteristics: VS = 5 V (continued)

Test conditions unless otherwise noted: VS+ = 5 V, VS– = 0 V, VOCM = open, VOUT = 2 Vpp, RF = 2 kΩ, RL = 2 kΩ Differential, G

= 1 V/V, Single-Ended Input, Differential Output, Input and Output Referenced to mid-supply, TA = 25°C unless otherwise

noted.

Figure 47. Two-Tone, 2nd and 3rdOrder Intermodulation

Distortion vs Frequency

Figure 48. Single-Ended Output Voltage Swing vs Load

Resistance

Figure 49. Single-Ended Output Saturation Voltage vs Load

Current

Figure 50. Main Amplifier Differential Output Impedance vs

Frequency

Figure 51. Frequency Response vs CLOAD

Figure 52. RO vs CLOAD

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