
DS2482-101
Single-Channel 1-Wire Master with Sleep Mode
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3
ELECTRICAL CHARACTERISTICS (continued)
(VCC = 2.9V to 5.5V, TA = -40°C to +85°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Standard
60
64
68
Write-Zero Low Time
tW0L
Overdrive
7.1
7.5
7.9
μs
Standard
5.0
5.3
5.6
Write-Zero Recovery Time
tREC0
Overdrive
2.8
3.0
3.2
μs
Standard
570
600
630
Reset Low Time
tRSTL
Overdrive
68.4
72
75.6
μs
Standard
66.5
70
73.5
Presence-Detect Sample Time
tMSP
Overdrive
7.1
7.5
7.9
μs
Standard
7.6
8
8.4
Sampling for Short and Interrupt
tSI
Overdrive
0.7
0.75
0.8
μs
Standard
554.8
584
613.2
Reset High Time
tRSTH
Overdrive
70.3
74
77.7
μs
CONTROL PIN (PCTLZ)
Output Low Voltage
VOLP
VCC = 2.9V, 1.2mA load current
0.4
V
Output High Voltage
VOHP
0.4mA load current
VCC -
0.5V
V
SLEEP PIN (SLPZ)
VCC = 2.9V to 3.7V
-0.5
0.25 ×
VCC
Low-Level Input Voltage
VIL
VCC = 4.5V to 5.5V
-0.5
0.22 ×
VCC
V
High-Level Input Voltage
VIH
0.7 ×
VCC
VCC +
0.5V
V
Input Leakage Current
II
Input voltage at pin is between
0.1 x VCC(MAX) and 0.9 x VCC(MAX)
1.0
μA
Wakeup Time from Sleep Mode
tSWUP
(Notes 8, 9)
100
μs
I2C PINS (SCL, SDA, AD0) (Note 10) (See Figure 9)
VCC = 2.9V to 3.7V
-0.5
0.25 ×
VCC
Low-Level Input Voltage
VIL
VCC = 4.5V to 5.5V
-0.5
0.22 ×
VCC
V
High-Level Input Voltage
VIH
0.7 ×
VCC
VCC +
0.5V
V
Hysteresis of Schmitt Trigger
Inputs
VHYS
0.05 ×
VCC
V
Low-Level Output Voltage at
3mA Sink Current
VOL
0.4
V
Output Fall Time from VIH(MIN) to
VIL(MAX) with a Bus Capacitance
from 10pF to 400pF
tOF
60
250
ns
Pulse Width of Spikes That Are
Suppressed by the Input Filter
tSP
SDA and SCL pins only
50
ns