DS1077
DEVICE MODE USING OUT0 Table 1
EN0
SEL0
(BIT)
PDN0
(BIT)
CTRL0
(PIN)
OUT0
(PIN)
HI-Z
CTRL0
DEVICE
(BIT)
FUNCTION
MODE
POWER-DOWN
ACTIVE
1
0
POWER-
DOWN*
0
0
0
HI-Z
1
0
1
0
1
0
1
0
1
0
MCLK/M
MCLK
HI-Z
MCLK
HI-Z
MCLK/M
HI-Z
MCLK
HI-Z
0
1
1
0
1
0
1
0
0
0
1
1
MUX SELECT
ACTIVE
ACTIVE
OUTPUT
ENABLE
OUTPUT
1
ACTIVE**
ENABLE
POWER-DOWN
ACTIVE
POWER-DOWN
ACTIVE
POWER-
DOWN
X
X
POWER-
DOWN
MCLK/M
*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
OUT1
DEVICE MODE
FUNCTION
0
0
OUTPUT ENABLE
OUT CLK
ACTIVE**
0
1
1
1
0
1
OUTPUT ENABLE
POWER-DOWN
POWER-DOWN
HI-Z
OUT CLK
HI-Z
ACTIVE**
ACTIVE
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).
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DALLAS [ DALLAS SEMICONDUCTOR ]
