參數(shù)資料
型號(hào): DS2118M
廠商: DALLAS SEMICONDUCTOR
元件分類: Bus Terminator
英文描述: 9-LINE SCSI BUS TERMINATOR, PDSO36
封裝: SSOP-36
文件頁(yè)數(shù): 7/8頁(yè)
文件大?。?/td> 141K
代理商: DS2118M
DS2118M
7 of 8
LOW VOLTAGE DIFFERENTIAL CHARACTERISTICS
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Differential Mode
Termination Resistance
Rdm
100
110
Ohms
Common Mode
Termination Resistance
Rcm
110
190
Ohms
Differential Mode Bias
Vdm
100
125
mV
All lines
open
Common Mode Bias
Vcm
1.125
1.375
V
DC CHARACTERISTICS
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Termpower Current
Itpmr
35
mA
All lines
open
Input Leakage High
Iih
-1.0
A
Input Leakage Low
Iil
1.0
A
Output Current High
Ioh
-1.0
mA
VOUT = 2.4
volts;
SE/LVD/
HVD
pins only
Output Current Low
Iol
4.0
mA
VOUT = 0.4
volts;
SE/LVD/
HVD
pins only
DIFFSENS SE
Operating Range
Vseor
-0.3
0.5
V
DIFFSENS LVD
Operating Range
Vlvdor
0.7
1.9
V
DIFFSENS HVD
Operating Range
Vhvdor
2.4
Vtpwr
+ 0.3
V
DIFFSENSE Driver
Output Voltage
Vdso
1.2
1.4
V
MSTR/
SLV=1;
Ids=0-5 mA
DIFFSENSE Driver
Source Current
Idsh
515
mA
MSTR/
SLV=1;
Vdso=0V
DIFFSENSE Driver
Sink Current
Idsl
20
200
A
MSTR/
SLV=1;
Vdso=2.75V
REGULATOR CHARACTERISTICS
(0°C to 70°C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Line Regulation
LIREG
1.0
2.0
%
Load Regulation
LOREG
1.3
3.0
%
Current Limit
ILIM
350
mA
Sink Current
ISINK
200
mA
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