Datasheet

TC500/A/510/514
DS21428E-page 20 © 2008 Microchip Technology Inc.
FIGURE 9-1: TC510 Design Sample.
FIGURE 9-2: TC514 Design Example.
INPUT+
INPUT-
+5V
+5V
Pin 2
Pin 19
Pin 2
Pin 19
C
INT
0.33 μF
V
IN
+
Typical Waveforms
1 μF
1 μF
C
AZ
0.22 μF
C
REF
V
IN
-
R
INT
100 k
1
2
3
4
16
15
CAP-
5
6
7
9
19
18
17
8
21
22
23
24
DGND
V
REF
+
V
OUT
-
A
B
C
REF
-
C
INT
C
AZ
BUF
ACOM
TC510
V
REF
-
V
IN
+
V
IN
-
CAP+
V
DD
CMPTR
0.22 μF
C
1
0.01 μF
R
2
10 k
+5V
R
3
, 10 k
MCP1525
1 μF
C
REF
+
PIC
®
MCU
+5V
+5V
PIN 2
PIN 23
PIN 2
PIN 23
V
IN
+
Typical Waveforms
1 μF
V
IN
-
CAP-
23
22
21
25
26
27
28
DGND
A
B
TC514
CAP+
V
DD
CMPTR
Analog
Mux Logic
INPUT 1+
INPUT 1-
INPUT 2+
INPUT 2-
INPUT 3+
INPUT 3-
INPUT4+
INPUT4-
18
13
A1
CH1+
17
12
CH2+
CH2-
16
11
CH3+
CH3-
15
10
CH4+
CH4-
22
19
A0
CH1-
C
INT
0.33 μF
1 μF
C
AZ
0.22 μF
C
REF
R
INT
100 k
1
2
3
4
5
6
7
9
8
V
REF
+
V
OUT
-
C
REF
-
C
INT
C
AZ
BUF
ACOM
V
REF
-
0.22 μF
C
1
0.01 μF
R
2
10 k
+5V
R
3
, 10 k
MCP1525
1 μF
C
REF
+
PIC
®
MCU