MAX1452_09 Datasheet, PDF (18/25 Pages) Maxim Integrated Products – Low-Cost Precision Sensor Signal Conditioner

Low-Cost Precision Sensor
Signal Conditioner
Table 5. PGA Gain Setting (PGA[3:0])
PGA[3:0]
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
PGA GAIN (V/V)
39
52
65
78
91
104
117
130
143
156
169
182
195
208
221
234
Table 6. Temp-Index Typical Values
TEMPERATURE
(°C)
TEMP-INDEX[7:0]
DECIMAL
HEXADECIMAL
-40
20
14
25
65
41
85
106
6A
125
134
86
Table 7. Oscillator Frequency Setting
OSC[2:0]
100
101
110
111
000
001
010
011
OSCILLATOR FREQUENCY
-37.5%
-28.1%
-18.8%
-9.4%
1MHz (nominal)
+9.4%
+18.8%
+28.1%
Table 8. EEPROM ODAC and FSODAC Lookup Table Memory Map
TEMP-INDEX[7:0]
00hex
to
7Fhex
EEPROM ADDRESS ODAC
LOW BYTE AND HIGH BYTE
000hex and 001hex
to
0FEhex and 0FFhex
EEPROM ADDRESS FSODAC
LOW BYTE AND HIGH BYTE
200hex and 201hex
to
2FEhex and 2FFhex
80hex
to
AFhex
100hex and 101hex
to
15Ehex and 15Fhex
1A0hex and 1A1hex
to
1FEhex and 1FFhex
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