Rainbow-electronics MAX5183 Manual do Utilizador descarregar pdf (Página 7)

MAX5180/MAX5183

Dual, 10-Bit, 40MHz, Current/Voltage

Simultaneous-Output DACs

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Clock InputCLK9

No Connect. Do not connect to this pin.N.C.10

Active-Low Reference Enable. Connect to DGND to activate on-chip +1.2V reference.

REN

Data Bit D0 (LSB)D012

Data Bits D1–D8D1–D813–20

Analog Positive Supply, +2.7V to +3.3VAV

DAC Enable, Digital Input

0: Enter DAC standby mode with PD = DGND

1: Power-up DAC with PD = DGND

X: Enter shutdown mode with PD = DV

(X = don’t care)

DACEN6

Power-Down Select

0: Enter DAC standby mode (DACEN = DGND) or power-up DAC (DACEN = DV

)

1: Enter shutdown mode.

PD7

Active-Low Chip Select

Analog GroundAGND4

Negative Analog Output, DAC1. Current output for MAX5180; voltage output for MAX5183.OUT1N3

Positive Analog Output, DAC1. Current output for MAX5180; voltage output for MAX5183.OUT1P2

Reference Bias Bypass, DAC1CREF11

FUNCTIONNAME

Reference OutputREFO25

Negative Analog Output, DAC2. Current output for MAX5180; voltage output for MAX5183.OUT2N26

Positive Analog Output, DAC2. Current output for MAX5180; voltage output for MAX5183.OUT2P27

Reference Bias Bypass, DAC2CREF228

Reference InputREFR24

Digital GroundDGND23

Digital Supply, +2.7V to +3.3VDV

Data Bit D9 (MSB)D921

______________________________________________________________Pin Description

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

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Rainbow-electronics MAX5183 Manual do Utilizador Página 7