DS1077

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DEVICE MODE USING OUT0 Table 1

EN0

(BIT)

SEL0

(BIT)

PDN0

(BIT)

CTRL0

(PIN)

OUT0

(PIN)

CTRL0

FUNCTION

DEVICE

MODE

1

HI-Z

POWER-DOWN

000

0HI-Z

POWER-

DOWN*

ACTIVE

1MCLK/M

010

0MCLK

MUX SELECT

ACTIVE

1HI-Z

100

0MCLK

OUTPUT

ENABLE

ACTIVE

1HI-Z

110

0MCLK/M

OUTPUT

ENABLE

ACTIVE**

1

HI-Z

POWER-DOWN

X0

1

0MCLK

POWER-

DOWN

ACTIVE

1

HI-Z

POWER-DOWN

X1

1

0MCLK/M

POWER-

DOWN

ACTIVE

*This mode is for applications where OUT0 is not used, but CTRL0 is used as a device shutdown.

**Default Condition

DEVICE MODE USING OUT1 Table 2

PDN1

(BIT)

CTRL1

(PIN)

CTRL1

FUNCTION

OUT1

DEVICE MODE

0

0

OUTPUT ENABLE

OUT CLK

ACTIVE**

0

1

OUTPUT ENABLE

HI-Z

ACTIVE**

1

0

POWER-DOWN

OUT CLK

ACTIVE

1

1

POWER-DOWN

HI-Z

POWER-DOWN

**Default Condition

NOTE:

Both CTRL0 and CTRL1 can be configured as power-downs. They are internally “OR” connected so that

either of the control pins can be used to provide a power-down function for the whole device, subject to

appropriate settings of the PDN0 and PDN1 register bits (see Table 3).