Maxim Integrated......................................................................................................................." />
參數(shù)資料
型號(hào)： DS2480B+T&R
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 24/32頁(yè)
文件大?。?/td> 0K
描述： IC LINE DRVR W/SENSOR 1-W 8SOIC
產(chǎn)品培訓(xùn)模塊： 1-Wire Communications
Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 1
系列： *
其它名稱： DS2480B+T&RDKR
DS2480B
Maxim Integrated........................................................................................................................................................................................... 30
ABSOLUTE MAXIMUM RATINGS*
Voltage on 1-W to Ground
-0.5V to +14.0V
Voltage on VPP to Ground
-0.5V to +12.5V
Voltage on VDD, RXD, TXD, POL to Ground
-0.5V to +7.0V
Operating Temperature Range
-40°C to +85°C
Storage Temperature Range
-55°C to +125°C
Lead Temperature (soldering, 10s)
+300°C
Soldering Temperature (reflow)
+260°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
(VDD = 4.5V to 5.5V; -40°C to +85°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Supply Voltage
VDD
4.5
5.0
5.5
V
Programming Voltage
VPP
12.0
12.25
V
1
Operating Current
IDD
3.0
5.0
mA
Idle Current on VPP
IPP
20
μA
2
Active Pullup Timer Threshold
VIAPTO
VDD - 1.4 VDD - 1.1
V
Active Pullup On Threshold
VIAPO
0.95
1.2
V
15
1-Wire Input High
VIH1
3.4
V
1-Wire Input Low
VIL1
1.8
V
TXD/POL Input Resistor
RI
30
kΩ
3
TXD/POL Input Levels
VIH
2.7
V
TXD/POL Input Levels
VIL
0.8
V
1-Wire Weak Pullup Current
IWEAKPU
1.5
3.0
5.4
mA
15
1-Wire Active Pullup Current
IACTPU
7
15
mA
Strong Pullup Voltage Drop
@ 10mA load on 1-W
VSTRPU
0.6
V
4
Programming Voltage Drop
@ 10mA load on 1-W
VPROG
0.30
V
5
RXD Sink Current @ 0.4V
IOLR
6
mA
RXD Source Current @ VDD-0.4V
IOHR
-4
mA
Power On Reset Trip Point
VPOR
3.3
V
CAPACITANCES
(TA = 25°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
TXD/POL Input Capacitance
CIN
5
pF
17
1-Wire Input Capacitance
CIN1
10
pF
17
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