Rainbow-electronics MAX1182 Manual do Utilizador descarregar pdf (Página 10)

MAX1182

Dual 10-Bit, 65Msps, +3V, Low-Power ADC with

Internal Reference and Parallel Outputs

10 ______________________________________________________________________________________

Pin Description (continued)

PIN NAME FUNCTION

21 D9B Three-State Digital Output, Bit 9 (MSB), Channel B

22 D8B Three-State Digital Output, Bit 8, Channel B

23 D7B Three-State Digital Output, Bit 7, Channel B

24 D6B Three-State Digital Output, Bit 6, Channel B

25 D5B Three-State Digital Output, Bit 5, Channel B

26 D4B Three-State Digital Output, Bit 4, Channel B

27 D3B Three-State Digital Output, Bit 3, Channel B

28 D2B Three-State Digital Output, Bit 2, Channel B

29 D1B Three-State Digital Output, Bit 1, Channel B

30 D0B Three-State Digital Output, Bit 0 (LSB), Channel B

31, 34 OGND Output Driver Ground

32, 33 OV

Output Driver Supply Voltage. Bypass to OGND with a capacitor combination of 2.2µF in

parallel with 0.1µF.

35 D0A Three-State Digital Output, Bit 0 (LSB), Channel A

36 D1A Three-State Digital Output, Bit 1, Channel A

37 D2A Three-State Digital Output, Bit 2, Channel A

38 D3A Three-State Digital Output, Bit 3, Channel A

39 D4A Three-State Digital Output, Bit 4, Channel A

40 D5A Three-State Digital Output, Bit 5, Channel A

41 D6A Three-State Digital Output, Bit 6, Channel A

42 D7A Three-State Digital Output, Bit 7, Channel A

43 D8A Three-State Digital Output, Bit 8, Channel A

44 D9A Three-State Digital Output, Bit 9 (MSB), Channel A

45 REFOUT

Internal Reference Voltage Output. May be connected to REFIN through a resistor or a resistor

divider.

46 REFIN Reference Input. V

REFIN

= 2 ✕ (V

REFP

- V

REFN

). Bypass to GND with a >1nF capacitor.

47 REFP

Positive Reference Input/Output. Conversion range is ± (V

REFP

- V

REFN

). Bypass to GND with a

> 0.1µF capacitor.

48 REFN Negative Reference Input/Output. Conversion range is ± (V

REFP

- V

REFN

). Bypass to GND with

a > 0.1µF capacitor.

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 20 21

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