Datasheet

9
LTC1404
1404fa
FUNCTIONAL BLOCK DIAGRA
UU
W
1404 BD
12-BIT CAPACITIVE DAC COMP
SUCCESSIVE APPROXIMATION
REGISTER/PARALLEL TO
SERIAL CONVERTER
ZEROING SWITCH
CONTROL
LOGIC
2.43V REF
D
OUT
V
CC
CONV
CLK
V
REF
A
IN
C
SAMPLE
12
GND
V
SS
TEST CIRCUITS
1404 TC01
D
OUT
D
OUT
3k
3k
C
LOAD
C
LOAD
Hi-Z TO V
OH
V
OL
TO V
OH
V
OH
TO Hi-Z
Hi-Z TO V
OL
V
OH
TO V
OL
V
OL
TO Hi-Z
5V