DS2482-100(2009) データシートの表示（PDF） - Maxim Integrated
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DS2482-100 Datasheet PDF : 24 Pages
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Single-Channel 1-Wire Master
ELECTRICAL CHARACTERISTICS (continued)
(VCC = 2.9V to 5.5V, TA = -40°C to +85°C.)
PARAMETER
Fall Time High-to-Low
(Notes 6, 7)
Write-Zero Low Time
Write-Zero Recovery Time
Reset Low Time
Presence-Detect Sample Time
Sampling for Short and Interrupt
Reset High Time
CONTROL PIN (PCTLZ)
Output Low Voltage
SYMBOL
tF1
tW0L
tREC0
tRSTL
tMSP
tSI
tRSTH
CONDITIONS
Standard (3.3V to 0V)
Overdrive (3.3V to 0V)
Standard (5.0V to 0V)
Overdrive (5.0V to 0V)
Standard
Overdrive
Standard
Overdrive
Standard
Overdrive
Standard
Overdrive
Standard
Overdrive
Standard
Overdrive
VOLP VCC = 2.9V, 1.2mA load current
Output High Voltage
VOHP 0.4mA load current
I2C PINS (SCL, SDA, AD0, AD1) (Note 8) (See Figure 9)
Low-Level Input Voltage
VCC = 2.9V to 3.7V
VIL
VCC = 4.5V to 5.5V
High-Level Input Voltage
Hysteresis of Schmitt Trigger
Inputs
Low-Level Output Voltage at
3mA Sink Current
Output Fall Time from VIH(MIN) to
VIL(MAX) with a Bus Capacitance
from 10pF to 400pF
Pulse Width of Spikes That Are
Suppressed by the Input Filter
Input Current Each Input/Output
Pin with an Input Voltage
Between 0.1 x VCC(MAX) and
0.9 x VCC(MAX)
VIH
VHYS
VOL
tOF
tSP
II
SDA and SCL pins only
(Notes 9, 10)
MIN TYP MAX UNITS
0.54
3.0
0.10
0.59
μs
0.55
2.2
0.09
0.44
60
64
68
μs
7.1
7.5
7.9
5.0
5.3
5.6
μs
2.8
3.0
3.2
570 600 630
μs
68.4
72
75.6
66.5
70
73.5
μs
7.1
7.5
7.9
7.6
8
8.4
μs
0.7 0.75 0.8
554.8 584 613.2
μs
70.3
74
77.7
VCC -
0.5V
0.4
V
V
-0.5
-0.5
0.7 ×
VCC
0.05 ×
VCC
0.25 ×
VCC
V
0.22 ×
VCC
VCC +
0.5V
V
V
0.4
V
60
250
ns
50
ns
-10
+10
μA
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