AMC7891_14 Datasheet, PDF (28/42 Pages) Texas Instruments – Analog Monitor and Control Circuit with 10-Bit, Multi-Channel ADC and Four DACs, Temperature Sensor, and 12 GPIOs

AMC7891
SBAS518A – AUGUST 2011 – REVISED DECEMBER 2011
Table 4. Temperature Data Format
TEMPERATURE (°C)
+255.875
+150
+100
+50
+25
+1
0
–1
–25
–50
–100
–150
–256
DIGITAL CODE
011111111111
010010110000
001100100000
000110010000
000011001000
000000001000
000000000000
111111111000
111100111000
111001110000
110011100000
101101010000
100000000000
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The temperature conversion time is by default 15 ms but it can be increased by setting temp_rate[2:0]
(TEMP_rate register, bits [2:0]) as shown in Table 5.
Table 5. Temperature Conversion Time
adc_rate[2:0]
000
001
010
011
100
101
110
111
CONVERSION TIME
128x
64x
32x
16x
8x
4x
2x
15 ms
28
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