
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
0
HI-Z
POWER-
DOWN*
ACTIVE
1
MCLK/M
0
1
0
MCLK
MUX SELECT
ACTIVE
1
HI-Z
1
0
MCLK
OUTPUT
ENABLE
ACTIVE
1
HI-Z
1
0
MCLK/M
OUTPUT
ENABLE
ACTIVE**
1
HI-Z
POWER-DOWN
X
0
1
0
MCLK
POWER-
DOWN
ACTIVE
1
HI-Z
POWER-DOWN
X
1
0
MCLK/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
OUTPUT ENABLE
OUT CLK
ACTIVE**
0
1
OUTPUT ENABLE
HI-Z
ACTIVE**
1
0
POWER-DOWN
OUT CLK
ACTIVE
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).