Datasheet

DS1621
13 of 16
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground -0.5V to +6.0V
Operating Temperature Range -55°C to +125°C
Storage Temperature Range -55°C to +125°C
Soldering Temperature See IPC/JEDEC J-STD-020A Specification
* This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Supply Voltage V
DD
2.7 5.5 V 1
DC ELECTRICAL CHARACTERISTICS (-55°C to +125°C; V
DD
= 2.7V to 5.5V)
PARAMETER SYMBOL CONDITION MIN TYP MAX UNITS NOTES
Thermometer Error T
ERR
0°C to 70°C
3.0V£V
DD
£5.5V
±½ °C
0°C to 70°C
2.7V£V
DD
£3.0V
±1 °C
-55°C to +0°C
and
70°C to 125°C
±2 °C
Thermometer
Resolution
12 bits
Low Level Input
Voltage
V
IL
0.5 0.3 V
DD
V
High Level Input
Voltage
V
IH
0.7 V
DD
V
DD
+0.3 V
Pulse width of
spikes which must
be suppressed by
the input filter
t
SP
Fast Mode 0 50 ns
V
OL1
3 mA Sink
Current
0 0.4 V Low Level Output
Voltage
V
OL2
6 mA Sink
Current
0 0.6 V
Input Current each
I/O Pin
0.4<V
I/O
<0.9V
DD
-10 10 µA 2
I/O Capacitance C
I/O
10 pF