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SBOS383A − FEBRUARY 2007
ELECTRICAL CHARACTERISTICS
At T = −40°C to +125°C and V = 2.7V to 5.5V, unless otherwise noted.
A
S
TMP411
MIN
TYP
MAX
PARAMETERS
CONDITIONS
UNITS
TEMPERATURE ERROR
Local Temperature Sensor
TE
T
= −40°C to +125°C
1.25
0.0625
0.0625
1
2.5
1
°C
°C
°C
°C
°C
LOCAL
A
T
A
= +15°C to +85°C, V = 3.3V
S
= +15°C to +75°C, T = −40°C to +150°C, V = 3.3V
= −40°C to +100°C, T = −40°C to +150°C, V = 3.3V
(1)
Remote Temperature Sensor
TE
REMOTE
T
1
A
D
S
T
A
3
D
S
T
A
= −40°C to +125°C, T = −40°C to +150°C
3
5
D
vs Supply
Local/Remote
V
S
= 2.7V to 5.5V
0.2
0.5
°C/V
TEMPERATURE MEASUREMENT
Conversion Time (per channel)
Resolution
105
9
115
125
12
ms
Local Temperature Sensor (programmable)
Remote Temperature Sensor
Remote Sensor Source Currents
High
Bits
Bits
12
Series Resistance 3kΩ Max
120
60
µA
µA
µA
µA
Medium High
Medium Low
12
Low
6
Remote Transistor Ideality Factor
η
TMP411 Optimized Ideality Factor
1.008
SMBus INTERFACE
Logic Input High Voltage (SCL, SDA)
Logic Input Low Voltage (SCL, SDA)
Hysteresis
V
2.1
V
V
IH
V
0.8
+1
IL
500
mV
mA
µA
pF
SMBus Output Low Sink Current
Logic Input Current
6
−1
SMBus Input Capacitance (SCL, SDA)
SMBus Clock Frequency
SMBus Timeout
3
3.4
35
1
MHz
ms
µs
25
30
SCL Falling Edge to SDA Valid Time
DIGITAL OUTPUTS
Output Low Voltage
V
I
I
= 6mA
= V
0.15
0.1
0.4
1
V
OL
OUT
High-Level Output Leakage Current
ALERT/THERM2 Output Low Sink Current
THERM Output Low Sink Current
V
µA
mA
mA
OH
OUT
S
ALERT/THERM2 Forced to 0.4V
THERM Forced to 0.4V
6
6
POWER SUPPLY
Specified Voltage Range
Quiescent Current
V
I
2.7
5.5
30
V
µA
µA
µA
µA
µA
V
S
0.0625 Conversions per Second
Eight Conversions per Second
28
400
3
Q
475
10
Serial Bus Inactive, Shutdown Mode
Serial Bus Active, f = 400kHz, Shutdown Mode
S
Serial Bus Active, f = 3.4MHz, Shutdown Mode
S
90
350
2.4
1.6
Undervoltage Lock Out
2.3
2.6
2.3
Power-On Reset Threshold
POR
V
TEMPERATURE RANGE
Specified Range
−40
−60
+125
+130
°C
°C
Storage Range
Thermal Resistance
MSOP-8, SO-8
150
°C/W
(1)
Tested with less than 5Ω effective series resistance and 100pF differential input capacitance.
3
BB [ BURR-BROWN CORPORATION ]
