Datasheet

DS1996
17 of 19
PHYSICAL SPECIFICATIONS
Size See mechanical drawing
Weight 3.3 grams (F5 package)
Humidity 90% RH at 50°C
Altitude 10,000 feet
Expected Service Life 10 years at 25°C
ABSOLUTE MAXIMUM RATINGS*
Voltage on any Pin Relative to Ground -0.5V to +7.0V
Operating Temperature -40°C to +70°C
Storage Temperature -40°C to +70°C
∗ 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.
DC ELECTRICAL CHARACTERISTICS (V
PUP
=2.8V to 6.0V, -40°C to +70°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Logic 1
V
IH
2.2
V
CC
+0.3
V
1, 7
Logic 0
V
IL
-0.3
+0.3
V
1
Output Logic Low @ 4 mA
V
OL
0.4
V
1
Input Load Current
I
L
5
µA
2
CAPACITANCE (T
A
= 25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
I/O (1-Wire)
C
IN/OUT
100
800
pF
5
AC ELECTRICAL CHARACTERISTICS: REGULAR SPEED (-40°C to 70°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Time Slot
t
SLOT
60
120
µs
Write 1 Low Time
t
LOW1
1
15
µs
Write 0 Low Time
t
LOW0
60
120
µs
Read Data Valid
t
RDV
exactly 15
µs
Release Time
t
RELEASE
0
15
45
µs
Read Data Setup
t
SU
1
µs
4
Recovery Time
t
REC
1
µs
Reset Time High
t
RSTH
480
µs
3
Reset Time Low
t
RSTL
480
µs
6
Presence Detect High
t
PDH
15
60
µs
Presence Detect Low
t
PDL
60
240
µs