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CHAPTER
1
: INTRODUCTION
ENViRONMENTAL
Operating Temperature: 0 to 70
OC.
Storage Temperature: -25
to 85 OC.
Humidity: 0 to 95% noncondensing.
PH YSiCAL
Dimensions: 9.0 x 4.2 in. (22.9
x
10.7 cm)
Weight: 10 oz (284 g).
STA-EX8 Board
Number of Inputs: 8 differential. Each STA-EX8 board uses one ADC-16 channel; up to 8 STA-EX
boards will work with a single ADC-16.
Input Offset: Auto-zeroed;
k10
pV for Gain
= 100, f 1 LSB for Gain = 1 or 10.
ACCURACY
Gain = 1: k.01% of Full Scale.
Gain = 10:
+.
1
%
typ.
Gain = 100: 2.1% typ.
N 01s E (TYPICAL)
Gain = 1:
< f l
bit rms.
Gain
= 10: <i2
bits rms.
Gain
=
100: <+15 bits rms.
Input Impedance: Greater than 100 Megohms.
Input Bias Current: 50 nA max.
Common Mode Rejection: Gain
=
1
-
100 dB typ, 80 dB min.
Gain
=
10
-
110 dB typ, 86
d T 3
min.
Gain
=
100
-
120 dB typ, 92 dB min.
Common Mode Range: i 6 V
Max Input Volts w/o Power
On: i 3 5 VDC.
Damage:
Power Off i 2 0 VDC.
1 - 5
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