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UC5612 Datasheet(PDF) 3 Page - Texas Instruments

Part No. UC5612
Description  9-Line Low Capacitance SCSI Active Terminator
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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UC5612 Datasheet(HTML) 3 Page - Texas Instruments

   
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PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Supply Current Section
Termpwr Supply Current
All termination lines = Open
17
23
mA
All termination lines = 0.5V
200
225
mA
Power Down Mode
DISCNCT = Open
100
150
µA
Output Section (Termination Lines)
Terminator Impedance
∆ILINE = -5mA to -15mA
104.5
110
115.5
Ohms
Output High Voltage
2.65
2.9
3.1
V
Max Output Current
VLINE = 0.5V
TJ = 25
°C
-20.3
-21.5
-22.4
mA
0°C < TJ < 70°C
-19.8
-21.5
-22.4
mA
Max Output Current
VLINE = 0.5V, TRMPWR = 4V (Note 1)
TJ = 25
°C
-19.5
-21.5
-22.4
mA
0°C < TJ < 70°C
-19.0
-21.5
-22.4
mA
VLINE = 0.2V, TRMPWR = 4V to 5.25V
0°C < TJ < 70°C
-21.6
-24.0
-25.4
mA
Output Leakage
DISCNCT = 4V
TRMPWR = 0V to 5.25V
REG = 0V
VLINE = 0 to 4V
10
400
nA
VLINE = 5.25V
100
µA
REG = Open VLINE = 0V to 5.25V
10
400
nA
Output Capacitance
DISCNCT = Open (Note 2) (DP Package)
5
6
pF
Regulator Section
Regulator Output Voltage
2.7
2.9
3.1
V
All Termination Lines = 4V
2.7
2.9
3.1
V
Line Regulation
TRMPWR = 4V to 6V
10
20
mV
Drop Out Voltage
All Termination Lines = 0.5V
1.0
1.2
V
Short Circuit Current
REG = 0V
-200
-400
-600
mA
Sinking Current Capability
REG = 3.5V
75
100
400
mA
Thermal Shutdown
170
°C
Thermal Shutdown Hysteresis
10
°C
Disconnect Section
Disconnect Threshold
1.1
1.4
1.7
V
Input Current
DISCNCT = 0V
-10
-20
µA
ELECTRICAL CHARACTERISTICS Unless otherwise stated, these specifications apply for TA = 0°C to 70°C.
TRMPWR = 4.75V, DISCNCT = 0V, TA = TJ.
UC5612
Note 1: Measuring each termination line while other 8 are low.
Note 2: Guaranteed by design. Not 100% tested in production.
Figure 1: Typical SCSI Bus Configurations Utilizing 2 UC5612 Devices
APPLICATION INFORMATION
UDG-94134
3


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