LTC1052/LTC7652
U
TYPICAL APPLICATIO S
16-Bit A/D Converter
74C00
5V
28k
14k
CLOCK
820pF
0.01µF
B
OUT
10k
5V
5V
7
1/3 74C903
95k*
E
2
IN
–
14
1
4 2
OV TO 5V
10pF
6
2
10k
FULL-SCALE
TRIM
5V
LTC1052
1/2 74C74
3
A2
+
1
A
OUT
7
5 6
8
INTEGRATOR
4
– 5V
0.1µF
0.1µF
5V
5V
– 5V
1k
16
13
4
3
7
14
+
6
2N4338
LTC1052
2
8
–
1
12
11
4
1µF
0.01µF
39pF
LT1009
0.1µF
0.1µF
– 5V
20k
75k*
7
8
LINEARITY
TRIM
18
15
CURRENT SINK
– 5V
3
A
B
OUT
OUT
DATA OUTPUT =
LTC1043
17
100,000 COUNTS FULL-SCALE
NO ZERO TRIM
20ppm/°C GAIN DRIFT
*VISHAY S-102 RESISTOR
– 5V
LTC1052/7652 • TA18
CURRENT SWITCH
1052fa
18