Datasheet

THERMHysteresisRegister
BetaCorrectionRegister
ConfigurationRegister
StatusRegister
IdentificationRegisters
ConsecutiveAlertRegister
ConversionRateRegister
LocalandRemoteLimitRegisters
LocalandRemoteTemperatureRegisters
SDA
SCL
PointerRegister
I/O
Control
Interface
TMP431
TMP432
SBOS441F –SEPTEMBER 2009–REVISED AUGUST 2013 www.ti.com
Table 2. Decimal Fraction Temperature Data Format (Local and Remote Temperature Low Bytes)
TEMPERATURE REGISTER LOW BYTE VALUE (0.0625°C RESOLUTION)
(1)
TEMP
(°C) STANDARD AND EXTENDED BINARY HEX
0 0000 0000 00
0.0625 0001 0000 10
0.1250 0010 0000 20
0.1875 0011 0000 30
0.2500 0100 0000 40
0.3125 0101 0000 50
0.3750 0110 0000 60
0.4375 0111 0000 70
0.5000 1000 0000 80
0.5625 1001 0000 90
0.6250 1010 0000 A0
0.6875 1011 0000 B0
0.7500 1100 0000 C0
0.8125 1101 0000 D0
0.8750 1110 0000 E0
0.9375 1111 0000 F0
(1) Resolution is 0.0625°C/count. All possible values are shown.
REGISTER INFORMATION
The TMP431/32 contain multiple registers for holding
configuration information, temperature measurement
results, temperature comparator maximum/minimum,
limits, and status information. These registers are
described in Figure 17 and in Table 3 for the
TMP431, and in Table 4 for the TMP432.
Figure 17. Internal Register Structure
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