DS2408 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
DS2408 Datasheet PDF : 36 Pages
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ABSOLUTE MAXIMUM RATINGS*
P0 to P7, RSTZ, I/O Voltage to GND
P0 to P7, RSTZ, I/O combined sink current
Operating Temperature Range
Junction Temperature
Storage Temperature Range
Lead Temperature (10s)
-0.5V, +6V
20mA
-40°C to +85°C
+150°C
-55°C to +125°C
See J-STD-020A specification
DS2408
* 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.
ELECTRICAL CHARACTERISTICS
(VCC = 0V or ³ VPUP, TA = -40°C or +85°C.)
PARAMETER SYMBOL CONDITIONS
1-Wire Pullup
Voltage
VPUP
Standard speed
Overdrive speed
Standby Supply
Current
ICCS
VCC at VPUP,
I/O pin at 0.3V
I/O Pin General Data
1-Wire Pullup
Resistance
RPUP (Notes 1, 2)
Input Capacitance
Input Load Current
High-to-Low
Switching Threshold
CIO (Notes 3, 4)
IL
I/O pin at VPUP,
VCC at 0V
VTL (Notes 4, 5, 6)
Input-Low Voltage
Low-to-High
Switching Threshold
VIL (Notes 1, 7)
VTH (Notes 4, 5, 8)
Switching Hysteresis
Output-Low Voltage
at 4mA
VHY (Notes 9, 4)
VOL (Note 10)
Standard speed, RPUP =
2.2kW
Recovery Time
(Note 1)
Overdrive speed, RPUP =
tREC 2.2kW
Overdrive speed, Directly
prior to reset pulse; RPUP
= 2.2kW
Rising-Edge Hold-off
Time (Notes 11, 4)
tREH
Standard speed
Overdrive speed
Timeslot Duration
(Notes 1, 12)
tSLOT
Standard speed
Overdrive speed
MIN
2.8
3.3
0.5
0.8
0.16
5
2
5
0.5
0.5
65
10
TYP
MAX
5.25
5.25
1
UNITS
V
µA
2.2
kW
1200 pF
1
µA
3.2
V
0.30
V
3.4
V
0.73
V
0.4
V
µs
5
2
µs
µs
2 of 36
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