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UCC5673 Datasheet(PDF) 3 Page - Texas Instruments

Part No. UCC5673
Description  Multimode LVD/SE SCSI 9 Line Terminator
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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UCC5673 Datasheet(HTML) 3 Page - Texas Instruments

   
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UCC5673
ELECTRICAL CHARACTERISTICS Unless otherwise stated, these specifications apply for TA =TJ = 0°C to 70°C,
TRMPWR = 2.7V to 5.25V.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
TRMPWR Supply Current Section
TRMPWR Supply Current
LVD Mode
23
35
mA
SE Mode
14
25
mA
DISCNCT Mode
250
500
µA
Regulator Section
1.25V Regulator Output Voltage
LVD Mode
1.15
1.25
1.35
V
1.25V Regulator Source Current
VREG= 0V
–800
–420
–225
mA
1.25V Regulator Sink Current
VREG= 3.3V
100
180
420
mA
2.7V Regulator Output Voltage
SE Mode
2.5
2.7
3.0
V
2.7V Regulator Source Current
VREG= 0V
–800
–420
–225
mA
2.7V Regulator Sink Current
VREG= 3.3V
100
180
420
mA
Diff Sense Driver (DIFSENS) Section
1.3V DIFSENS Output Voltage
DIFSENS
1.2
1.3
1.4
V
1.3V DIFSENS Source Current
VDIFSENS = 0V
–15
–5
mA
1.3V DIFSENS Sink Current
VDIFSENS = 2.75V
50
200
µA
Differential Termination Section
Differential Impedance
100
105
110
Common Mode Impedance
(Note 2)
110
150
165
Differential Bias Voltage
100
125
mV
Common Mode Bias
1.15
1.25
1.35
V
Output Capacitance
Single Ended Measurement to Ground (Note 1)
3
pF
Single Ended Termination Section
Impedance
Z
VL
V
IL
X
X
=
(.
)
02
, (Note 3)
100
108
116
Termination Current
Signal Level 0.2V, All Lines Low
–25.4
–23
–20
mA
Signal Level 0.5V
–22.4
–17
mA
Output Leakage
400
nA
Output Capacitance
Single Ended Measurement to Ground (Note 1)
3
pF
Single Ended GND SE Impedance
I = 10mA
20
60
Disconnect (DISCNCT) and Diff Buffer (DIFFB) Input Section
DISCNCT Threshold
0.8
2.0
V
DISCNCT Input Current
–30
–10
µA
DIFFB SE to LVD Threshold
0.5
0.7
V
DIFFB LVD to HPD Threshold
1.9
2.4
V
DIFFB Input Current
–1
1
µA


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