Specification Sheet

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MODEL 141 20-BIT A/D for IBM PC/XT/AT

Board Level A/D Converter Systems

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download Manual Sample applications Source code (with sample applications)

TYPE

Delta-sigma (these converters have excellent noise rejection)

MONOTONICITY

20 bits (no missing codes)

DIFFERENTIAL INPUT RANGE

+/- 5 volts or 0 to 5 volts

COMMON MODE RANGE

+/- 6 volts

COMMON MODE REJECTION

-100 dB minimum

RESOLUTION

10 microvolts

LINEARITY

0.005% of full scale *

ACCURACY

0.01% of full scale typical at normal operating temperature *

REPRODUCIBILITY

+/- 4 counts or better

INPUT IMPEDANCE

100,000 megohms typical

DATA RATE / SETTLING TIME

CLOCK RATE	224 KHz	895 KHz	3.58 MHz
CUT-OFF FREQUENCY (-3 dB)	0.55 Hz	2.2 Hz	8.7 Hz
DATA RATE	210 Hz	874 Hz	3.50 KHz
SETTLING TIME	2.27 seconds	568 milliseconds	142 milliseconds

ANALOG INPUTS

2, fully differential protected to 120 volts

DIGITAL INPUT

single-bit, contact closure or 5-volt logic compatible

DIGITAL OUTPUTS

4 optically isolated lines protected to 200 volts

TYPICAL POWER CONSUMPTION

+5V . . . . . 15 milliamps
+12V . . . . 15 milliamps
-12V . . . . . 15 milliamps

SIZE

3.9 x 5.25 inches (half card size) .6 inches maximum height

PRICE

$300.00 software included

* Premium versions available from the factory at extra cost link back     HOME

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