DS2118M 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS2118M

Ultra2 LVD/SE SCSI Terminator

Dallas Semiconductor -> Maxim Integrated 

LOW VOLTAGE DIFFERENTIAL CHARACTERISTICS

PARAMETER

SYMBOL

MIN

TYP

MAX

Differential Mode

Termination Resistance

Rdm

100

110

Common Mode

Termination Resistance

Rcm

110

190

Differential Mode Bias

Vdm

100

125

Common Mode Bias

Vcm

1.125

1.375

DC CHARACTERISTICS

PARAMETER

SYMBOL

Termpower Current

Itpmr

Input Leakage High

Iih

Input Leakage Low

Iil

MIN

-1.0

TYP

35

MAX

1.0

Output Current High

Ioh

-1.0

Output Current Low

Iol

4.0

DIFFSENS SE

Operating Range

DIFFSENS LVD

Operating Range

DIFFSENS HVD

Operating Range

DIFFSENSE Driver

Output Voltage

DIFFSENSE Driver

Source Current

DIFFSENSE Driver

Sink Current

Vseor

-0.3

Vlvdor

0.7

Vhvdor

2.4

Vdso

1.2

Idsh

Idsl

20

REGULATOR CHARACTERISTICS

PARAMETER

SYMBOL

MIN

Line Regulation

Load Regulation

Current Limit

Sink Current

LIREG

LOREG

ILIM

ISINK

200

0.5

1.9

Vtpwr

+ 0.3

1.4

5

15

200

TYP

1.0

1.3

350

MAX

2.0

3.0

DS2118M

UNITS NOTES

Ohms

Ohms

mV

V

All lines

open

UNITS

mA

µA

µA

mA

mA

V

NOTES

All lines

open

VOUT = 2.4

volts;

SE/LVD/

HVD

pins only

VOUT = 0.4

volts;

SE/LVD/

HVD

pins only

V

V

MSTR/

V

SLV=1;

Ids=0-5 mA

MSTR/

mA

SLV=1;

Vdso=0V

MSTR/

µA

SLV=1;

Vdso=2.75V

(0°C to 70°C)

UNITS NOTES

%

%

mA

mA

7 of 8

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