LTC2439-1 Linear Technology, LTC2439-1 Datasheet - Page 10

• Manufacturer Part Number: LTC2439-1
• Description: 8-/16-Channel 16-Bit No Latency Delta-Sigma ADC
• Manufacturer: Linear Technology

APPLICATIO S I FOR ATIO
LTC2439-1
Table 1. Channel Selection
* 0
*Default at power up
10
maintain the parasitic capacitance of the connection be-
tween these series resistors and the corresponding pins
as low as possible; therefore, the resistors should be
located as close as practical to the pins. In addition, series
SGL
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
MUX ADDRESS
ODD/
SIGN
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
A2 A1 A0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
U
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
U
IN
IN
IN
0
+
–
+
IN
IN
IN
1
–
+
+
W
IN
IN
IN
2
+
–
+
IN
IN
IN
3
–
+
+
U
IN
IN
IN
4
+
–
+
IN
IN
IN
5
–
+
+
IN
IN
IN
6
resistors will introduce a temperature dependent offset
error due to the input leakage current. A 10nA input
leakage current will develop a 1LBS offset error on an 8k
resistor if V
ture dependency.
+
–
+
CHANNEL SELECTION
IN
IN
IN
7
–
+
+
IN
IN
IN
8
+
–
+
REF
IN
IN
IN
= 5V. This error has a very strong tempera-
9
–
+
+
IN
IN
IN
10
+
–
+
IN
IN
IN
11
–
+
+
IN
IN
IN
12
+
–
+
IN
IN
IN
13
–
+
+
IN
IN
IN
14
+
–
+
IN
IN
IN
15
–
+
+
COM
24391f
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–