Datasheet

10
LTC1755/LTC1756
BLOCK DIAGRA
W
*
*
*
*
*
*
DV
CC
PRES
PWR
τ
DC/DC CONVERTER
AND
CONTROL LOGIC
CS
(LTC1755 ONLY)
NC/NO
(LTC1755 ONLY)
GND
V
IN
V
CC
AUX1
(LTC1755 ONLY)
AUX2
(LTC1755 ONLY)
I/O
RST
CLK
17556 BD
*
DYNAMIC PULL-UP CURRENT SOURCE
5V/3V
CARD
ALARM
(LTC1755 ONLY)
READY
DV
CC
(LTC1755 ONLY,
CONNECTED INTERNALLY
TO V
IN
ON LTC1756)
C
–
C
+
AUX1IN
(LTC1755 ONLY)
AUX2IN
(LTC1755 ONLY)
DATA
R
IN
C
IN