65102 Slajd31 (117)

IDEAŁ INPUT/OUTPUT CODĘ TABLE FOR THE AD7862-10/-3

Analog Input¹

Digital Output Codę Transition

+FSR/2 - 1 LSB^2	011 .	. 110	to	011 .	. 111
+FSR2 - 2 LSBs	011 .	. 101	to	011 .	. 110
+FSR/2 - 3 LSBs	011 .	. 100	to	011 .	. 101
GND + 1 LSB	000.	.000	to	000 .	. 001
GND	111.	. 111	to	000 .	. 000
GND - 1 LSB	111.	. 110	to	111 .	. 111
-FSR/2 + 3 LSBs	100 .	. 010	to	100 .	.011
-FSR/2 + 2 LSBs	100.	. 001	to	100 .	.010
-FSR'2 + 1 LSB	100.	. 000	to	100 .	.001

NOTES

^łFSR is full-scale rango = 20 V (AD7862-10) and = 5 V (AD7862-3) with REF IN = +2.5 V.

²1 LSB = FSR4096 = 4.883 mV (AD7862-10) and 1.22 mV (AD7862-3) with REF IN = +2.5 V.