AD8184 查看數據表（PDF） - Analog Devices

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AD8184

700 MHz, 5 mA 4-to-1 Video Multiplexer

Analog Devices 

AD8184–Typical Performance Curves

DUT OUT

500mV/DIV

1V

A0 PULSE

0 TO 5V

OUTPUT

–1V

5ns/DIV

Figure 3 Channel Switching Characteristics

+1V

DUT OUT

800mV/DIV

–1V

+1V

PULSE

0 TO 5V

–1V

tOFF

tON

10ns/DIV

Figure 4. Enable and Disable Switching Characteristics

25mV/DIV

OUTPUT

SWITCHING A0

OUTPUT

SWITCHING A1

A0 and A1 PULSE

0 TO +5V

25ns/DIV

Figure 5. Channel Switching Transient (Glitch)

5

4 VIN = 50mVrms

RL = 5kΩ

3 RS = 0Ω

2

1

0

–1

–2

–3

–4

–5

1M

10M

100M

1G

FREQUENCY – Hz

Figure 6. Small Signal Frequency Response

0.5

0.4 VIN = 50mVrms

RL = 5kΩ

0.3 RS = 0Ω

0.2

0.1

0.0

–0.1

–0.2

–0.3

–0.4

–0.5

1M

10M

100M

1G

FREQUENCY – Hz

Figure 7. Gain Flatness vs. Frequency

3

RL = 5kΩ

0

–3

–6

–9

–12

VIN = 1.0Vrms

VIN = 0.5Vrms

VIN = 0.25Vrms

–15

–18

VIN = 125mVrms

–21

–24

VIN = 62.5mVrms

–27

1M

10M

100M

1G

FREQUENCY – Hz

Figure 8. Large Signal Frequency Response

–4–

REV. 0

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