MD3872 datasheet(10/24 Pages) SUTEX

Il numero della parte	MD3872

Spiegazioni elettronici	Low Power, Low Noise Ultrasound Receive Front-End Eight-Channels of LNA, VGA, AAF, CPS & 12-Bit, 50MHz ADCs

PDF	24 Pages

Scroll/Zoom	100%

Produttore elettronici	SUTEX [Supertex, Inc]

Homepage	http://www.supertex.com

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Supertex inc.

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MD3872

Doc.# DSFP-MD3872

B060413

ADDR=8 D[8:5]

PR[5:2] Cutoff Frequency Direct Control Table (CTL = 1)

PR[5:2]

Reference -3dB Cut-off Frequency (MHz)

Note

0000

15.8

Max. built-in AAF frequency

0001

14.3

0010

12.9

0011

11.8

0100

10.8

0101

9.9

0110

9.2

0111

8.6

1000

8.0

1001

7.6

1010

7.1

1011

6.8

1100

6.4

1101

6.0

1110

5.8

1111

5.6

Min. built-in AAF frequency

ADDR=8 D[3:0]

AAF[5:2] Cutoff Frequency Control Table (AAF[1:0]=10)

SPI Control Register Data Bits

Typical -3dB Cut-off Frequency (MHz)

AAF5

AAF4

AAF3

AAF2

S = 50MHz

S = 40MHz

S = 30MHz

S = 20MHz

15.6

12.5

9.5

6.1

13.4

10.7

8.7

5.9

12.8

10.2

8.1

5.8

11.9

9.5

7.6

5.8

10.9

8.7

7.0

5.8

10.0

8.1

6.7

5.8

9.5

7.6

6.2

5.8

8.8

7.0

6.0

5.8

ADDR=9 D[7:0]

ADCPD[7:0] ADC Channel Power down Control Table

ADC Ch8

ADC Ch7

ADC Ch6

ADC Ch5

ADC Ch4

ADC Ch3

ADC Ch2

ADC Ch1

Note:

0 = ON, 1 = OFF (power down)

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