Datasheet

22
LTC1273
LTC1275/LTC1276
127356fa
U
S
A
O
PP
L
IC
AT
I
WU
U
I FOR ATIO
Figure 26. ∆Time Measurement with the LTC1273
V
SS
GND
A
IN
REF
OUT
V
DD
LTC1273
CS
RD BUSY
12-BIT
DATA OUTPUT
10µF
2N2369
20k
400k
250pF
POLYSTYRENE
620Ω
2N5771
65Ω
7V 5V
74HC03
65Ω
45.3Ω
45.3Ω
1N457
LM134
D
CLK
Q
Q
CLR
D
CLK
Q
Q
CLR
1k
5V
5V
START↑
5V
STOP↑
DATA LATCH
SIGNAL
10µF
1k
5V
100k
1N4148
0.001µF
10k
1N457
74HC74
10pF
1k
1N4148
100pF
10k
LTC1273/75/76 • F26
2N2369