AFE5808A datasheet(21/66 Pages) TI1

No de pièce	AFE5808A

Description	Fully Integrated, 8-Channel Ultrasound Analog Front End with Passive CW Mixer, 0.75 nV/rtHz, 14/12-Bit, 65 MSPS, 158 mW/CH

PDF	66 Pages

Scroll/Zoom	100%

Fabricant	TI1 [Texas Instruments]

Site Internet	http://www.ti.com

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21 / 66 page

−1.2

−1.0

−0.8

−0.6

−0.4

−0.2

0.0

0.2

0.4

0.6

0.8

1.0

1.2

0.0

2.0

4.0

6.0

8.0

10.0 12.0 14.0 16.0 18.0 20.0

Time (µs)

−10000.0

−8000.0

−6000.0

−4000.0

−2000.0

0.0

2000.0

4000.0

6000.0

8000.0

10000.0

0.0

1.0

2.0

3.0

4.0

5.0

6.0

Time (µs)

Positive overload

Negative overload

Average

−10000

−8000

−6000

−4000

−2000

2000

4000

6000

8000

10000

0.5

1.5

2.5

3.5

4.5

Time (µs)

47nF

15nF

−2000

−1600

−1200

−800

−400

400

800

1200

1600

2000

1.5

2.5

3.5

4.5

Time (µs)

47nF

15nF

−40

−35

−30

−25

−20

−15

−10

−5

0.2

0.4

0.6

0.8

1.2

1.4

1.6

1.8

Frequency (MHz)

k=2

k=3

k=4

k=5

k=6

k=7

k=8

k=9

k=10

G000

AFE5808A

www.ti.com

SLOS729B – OCTOBER 2011 – REVISED APRIL 2012

TYPICAL CHARACTERISTICS (continued)

Figure 54. Pulse Inversion Asymmetrical Negative Input

Figure 55. Pulse Inversion, VIN = 2 VPP, PRF = 1 KHz, Gain

= 21 dB

Figure 56. Overload Recovery Response vs. INM

Figure 57. Overload Recovery Response vs. INM Capacitor

Capacitor, VIN = 50 mVPP/100 µVPP, Max Gain

(Zoomed), VIN = 50 mVPP/100 µVPP, Max Gain

Figure 58. Digital High-Pass Filter Response

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