TC500/A/510/514
Precision Analog Front Ends
Features
Package Types
• Precision (up to 17-bits) A/D Converter "Front End"
• 3-Pin Control Interface to Microprocessor
16-Pin SOIC
16 Pin-PDIP
• Flexible: User Can Trade-off Conversion Speed
for Resolution
V
C
1
16
15
14
13
12
11
10
9
DD
INT
V
2
3
4
5
6
7
8
DGND
SS
• Single Supply Operation (TC510/TC514)
• 4 Input, Differential Analog MUX (TC514)
• Automatic Input Voltage Polarity Detection
• Low Power Dissipation:
TC500/
TC500A
COE
C
CMPTR OUT
AZ
BUF
B
A
ACOM
TC500/
TC500A
CPE
C
C
–
+
V
V
+
–
REF
IN
IN
- (TC500/TC500A): 10mΩ
- (TC510/TC514): 18mΩ
• Wide Analog Input Range: ±4.2V (TC500A/TC510)
REF
V
V
+
REF
REF
• Directly Accepts Bipolar and Differential
Input Signals
24-Pin SOIC
24-Pin PDIP
V
-
1
24
CAP-
OUT
Applications
C
23
22
21
20
19
18
17
16
15
14
13
2
3
INT
DGND
CAP+
• Precision Analog Signal Processor
• Precision Sensor Interface
C
AZ
BUF
4
V
DD
• High Accuracy DC Measurements
ACOM
5
OSC
C
-
6
TC510COG
TC510CPF
CMPTR OUT
REF
Device Selection Table
C
+
7
A
B
REF
REF
8
V
+
Part
Number
Temperature
Range
Package
9
V
-
V
V
+
-
REF
IN
10
11
12
N/C
N/C
N/C
IN
TC500ACOE
16-Pin SOIC (Wide)
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
N/C
N/C
TC500ACPE 16-Pin PDIP (Narrow)
TC500COE
TC500CPE
TC510COG
TC510CPF
TC514COI
TC514CPJ
16-Pin SOIC (Wide)
16-Pin PDIP (Narrow)
24-Pin SOIC (Wide)
24-Pin PDIP (Narrow)
28-Pin SOIC (Wide)
28-Pin PDIP (Narrow)
28-Pin SOIC
28-Pin PDIP
V
-
1
2
3
4
5
6
28 CAP-
OUT
C
27
26
25
24
23
22
21
20
19
18
DGND
CAP+
INT
C
AZ
V
BUF
DD
ACOM
OSC
C
-
CMPTR OUT
REF
C
REF
+
-
7
8
A
TC514COI
TC514CPJ
V
B
REF
V
+
9
A0
A1
CH1+
REF
10
11
12
13
14
CH4-
CH3-
17
16
CH2-
CH1-
CH2+
CH3+
15 CH4+
N/C
2002 Microchip Technology Inc.
DS21428B-page 1