DS1621
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature Range
-0.5V to +6.0V
-55LC to +125LC
-55LC to +125LC
Storage Temperature Range
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
VDD
2.7
5.5
V
1
DC ELECTRICAL CHARACTERISTICS
(-55°C to +125°C; VDD = 2.7V to 5.5V)
PARAMETER
SYMBOL
CONDITION
0°C to 70°C
3.0V?VDD?5.5V
0°C to 70°C
2.7V?VDD?3.0V
-55°C to +0°C
and
MIN
TYP
MAX
UNITS NOTES
Thermometer Error
TERR
±½
°C
±1
°C
±2
12
°C
bits
V
70°C to 125°C
Thermometer
Resolution
Low Level Input
Voltage
VIL
VIH
0.5
0.3 VDD
VDD+0.3
High Level Input
Voltage
0.7 VDD
V
Pulse width of
spikes which must
be suppressed by
the input filter
Low Level Output
Voltage
tSP
Fast Mode
0
50
ns
VOL1
VOL2
3 mA Sink
Current
0
0
0.4
0.6
10
V
V
6 mA Sink
Current
Input Current each
I/O Pin
I/O Capacitance
0.4<VI/O<0.9VDD
-10
µA
pF
2
CI/O
10
13 of 16
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
