AD9445 datasheet(24/41 Pages) AD

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AD9445

Rev. 0 | Page 23 of 40

1.8

ANALOG INPUT RANGE (V p-p)

4.2

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

170.3MHz SFDR dBc

225.3MHz SFDR dBc

300.3MHz SFDR dBc

1.8

ANALOG INPUT RANGE (V p-p)

4.2

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

170.3MHz SFDR dBc

225.3MHz SFDR dBc

300.3MHz SFDR dBc

Figure 54. AD9445-105 SNR vs. Analog Input Range,

105 MSPS/170.3 MHz, 225.3 MHz, 300.3 MHz

Figure 57. AD9445-105 SFDR vs. Analog Input Range,

105 MSPS/170.3 MHz, 225.3 MHz, 300.3 MHz

400

SAMPLE RATE (MSPS)

160

350

300

250

200

150

100

120

140

DRVDD

AVDD2

AVDD1

1.8

4.2

ANALOG INPUT RANGE (V p-p)

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

105M SNR dBFS

125M SNR dBFS

Figure 55. AD9445-125 Power Supply Current vs. Sample Rate

10.3 MHz @ −1 dBFS

Figure 58. SNR vs. Analog Input Range, 2.3 MHz @ −30 dBFS

1.8

ANALOG INPUT RANGE (V p-p)

4.2

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

4.0

170.3MHz SFDR dBc

225.3MHz SFDR dBc

300.3MHz SFDR dBc

Figure 56. AD9445-125 SFDR vs. Analog Input Range, 125 MSPS/170.3 MHz,

225.3 MHz, 300.3 MHz

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