Datasheet

TMP104
www.ti.com SBOS564A –NOVEMBER 2011– REVISED NOVEMBER 2011
ELECTRICAL CHARACTERISTICS
At T
A
= +25°C and V+ = +1.4 V to +3.6 V, unless otherwise noted.
TMP104
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
TEMPERATURE INPUT
Range –40 +125 °C
–10°C to +100°C, V+ = 1.8 V ±0.5 ±2 °C
Accuracy (temperature error) –40°C to +125°C, V+ = 1.8 V ±1 ±3 °C
vs supply ±0.2 ±0.5 °C/V
Resolution 1.0 °C
DIGITAL INPUT/OUTPUT
V
IH
0.7 × (V+) V+ V
Input logic levels
V
IL
–0.5 0.3 × (V+) V
I
IN
Input current 0 < V
IN
< (V+) + 0.3 V 1 μA
V+ > 2 V, I
OL
= 1 mA 0 0.4 V
V
OL
V+ < 2 V, I
OL
= 1 mA 0 0.2 × (V+) V
Output logic levels
V+ > 2 V, I
OH
= 1 mA (V+) – 0.4 V+ V
V
OH
V+ < 2 V, I
OH
= 1 mA 0.8 × (V+) V+ V
Resolution 8 Bit
Conversion time 26 35 ms
CR1 = 0, CR0 = 0 (default) 0.25 Conv/s
CR1 = 0, CR0 = 1 1 Conv/s
Conversion modes
CR1 = 1, CR0 = 0 4 Conv/s
CR1 = 1, CR0 = 1 8 Conv/s
Timeout time Interface 28 ms
SMAART wire interface Serial baud rate 4.8 114 kbps
POWER SUPPLY
Operating supply range +1.4 +3.6 V
Serial bus inactive, CR1 = 0,
1.5 3 μA
CR0 = 0 (default), V+ = 1.8 V
I
Q
Quiescent current
Serial bus active, CR1 = 0, CR0 = 0, V+ = 1.8 V 20 μA
I
SD
Shutdown current Serial bus inactive, V+ = 1.8 V 0.5 1 μA
TEMPERATURE
Specified range –40 +125 °C
Operating range –55 +150 °C
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