Datasheet

TMP105
www.ti.com SLLS648D –FEBRUARY 2005– REVISED SEPTEMBER 2011
ELECTRICAL CHARACTERISTICS
At T
A
= –40°C to +125°C, and V+ = 2.6V to 3.3V, unless otherwise noted.
TMP105
PARAMETER CONDITION UNIT
MIN TYP MAX
TEMPERATURE INPUT
Range –40 +125 °C
Accuracy (Temperature Error) –25°C to +85°C ±0.5 ±2.0 °C
–40°C to +125°C ±1.0 ±3.0 °C
vs Supply 0.2 ±0.5 °C/V
Resolution
(1)
Selectable 0.0625 °C
DIGITAL INPUT/OUTPUT
(SCL, SDA, ALERT)
Input Capacitance 3 pF
Input Logic Levels:
V
IH
1.2 6.0 V
V
IL
–0.5 0.6 V
Leakage Input Current, I
IN
0V ≤ V
IN
≤ 6V 1 μA
Input Voltage Hysteresis SCL and SDA Pins 100 mV
Output Logic Levels:
V
OL
SDA I
OL
= 3mA 0 0.15 0.4 V
V
OL
ALERT I
OL
= 4mA 0 0.15 0.4 V
Resolution Selectable 9 to 12 Bits
Conversion Time 9-Bit 27.5 37.5 ms
10-Bit 55 75 ms
11-Bit 110 150 ms
12-Bit 220 300 ms
Timeout Time 25 54 74 ms
DIGITAL INPUT (A0)
Input Capacitance 3 pF
Input Logic Levels:
V
IH
0.7 x (V+) (V+) + 0.5 V
V
IL
–0.5 0.3 x (V+) V
Leakage Input Current, I
IN
0V ≤ V
IN
≤ V+ 1 μA
POWER SUPPLY
Operating Range 2.6 3.3 V
Quiescent Current I
Q
Serial Bus Inactive 50 85 μA
Serial Bus Active, SCL Freq = 400kHz 100 μA
Shutdown Current I
SD
Serial Bus Inactive 1.5 3 μA
Serial Bus Active, SCL Freq = 400kHz 60 μA
TEMPERATURE RANGE
Specified Range –40 +125 °C
Operating Range –55 +127 °C
Thermal Resistance θ
JA
240 °C/W
(1) Specified for 12-bit resolution.
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