CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
JA
is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
Electrical Specifications
Test Conditions: V
CC
= 3V to 5.5V, C
1
- C
4
= 0.1F, V
L
= V
CC
; Unless Otherwise Specified.
Typicals are at T
A
= 25
o
C, V
CC
= V
L
= 3.3V
TEST CONDITIONS
TEMP
(
o
C)
MIN
TYP
MAX
UNITS
A
A
mA
PARAMETER
DC CHARACTERISTICS
Supply Current, Automatic
Powerdown
Supply Current, Powerdown
Supply Current,
Automatic Powerdown Disabled
All R
IN
Open, FORCEON = GND, FORCEOFF = V
CC
FORCEOFF = GND
All Outputs Unloaded, FORCEON = FORCEOFF = V
CC
,
V
CC
= 3.15V
T
IN
, FORCEON, FORCEOFF
T
IN
, FORCEON, FORCEOFF
V
L
= 3.3V or 5V
V
L
= 2.5V
V
L
= 5V
V
L
= 3.3V
V
L
= 2.5V
V
L
= 1.8V
25
25
25
-
-
-
1
1
0.3
10
10
1
LOGIC AND TRANSMITTER INPUTS
Input Logic Threshold Low
Full
Full
Full
Full
Full
25
25
T
IN
, FORCEON, FORCEOFF
I
OUT
= 1.6mA
I
OUT
= -1.0mA
Full
-
-
2.4
2.0
1.4
-
-
-
-
-
-
-
-
0.9
0.5
0.01
0.8
0.6
-
-
-
-
-
1.0
V
V
V
V
V
V
V
A
Input Logic Threshold High
Transmitter Input Hysteresis
Input Leakage Current
RECEIVER OUTPUTS
Output Voltage Low
Output Voltage High
RECEIVER INPUTS
Input Voltage Range
Input Threshold Low
V
CC
= V
L
= 5.0V
V
CC
= V
L
= 3.3V
Input Threshold High
V
CC
= V
L
= 5.0V
V
CC
= V
L
= 3.3V
Input Hysteresis
Input Resistance
TRANSMITTER OUTPUTS
Output Voltage Swing
All Transmitter Outputs Loaded with 3k to Ground
Full
Full
-
V
L
- 0.6
-25
0.8
0.6
-
-
-
3
5.0
-
V
L
- 0.1
-
1.5
1.2
1.8
1.5
0.5
5
5.4
0.4
-
V
V
Full
25
25
25
25
25
25
25
-
-
2.4
2.4
-
7
V
V
V
V
V
V
k
Full
-
V
FN6040 Rev 1.00
July 8, 2005
Page 4 of 13
ISL83387E
Electrical Specifications
Test Conditions: V
CC
= 3V to 5.5V, C
1
- C
4
= 0.1F, V
L
= V
CC
; Unless Otherwise Specified.
Typicals are at T
A
= 25
o
C, V
CC
= V
L
= 3.3V
(Continued)
TEST CONDITIONS
V
CC
= V+ = V- = 0V, Transmitter Output =
2V
V
OUT
= 0V
V
OUT
=
12V,
V
CC
= 0V or 3V to 5.5V
Automatic Powerdown or FORCEOFF = GND
TEMP
(
o
C)
Full
Full
Full
MIN
300
-
-
TYP
10M
35
-
MAX
-
60
25
UNITS
mA
A
PARAMETER
Output Resistance
Output Short-Circuit Current
Output Leakage Current
ENHANCED AUTOMATIC POWERDOWN
(FORCEON = GND, FORCEOFF = V
CC
)
Receiver Input Thresholds to
INVALID High
Receiver Input Thresholds to
INVALID Low
INVALID Output Voltage Low
INVALID Output Voltage High
Receiver Positive or Negative
Threshold to INVALID High Delay
(t
INVH
)
Receiver Positive or Negative
Threshold to INVALID Low Delay
(t
INVL
)
See Figure 4
See Figure 4
I
OUT
= 1.6mA
I
OUT
= -1.0mA
See Figure 7
Full
Full
Full
Full
25
-2.7
-0.3
-
V
L
- 0.6
-
-
-
-
-
1
2.7
0.3
0.4
-
-
V
V
V
V
s
See Figure 7
25
-
30
-
s
Receiver or Transmitter Edge to
Note 2, See Figure 7
Transmitters Enabled Delay (t
WU
)
Receiver or Transmitter Edge to
Transmitters Disabled Delay
(t
AUTOPWDN
)
TIMING CHARACTERISTICS
Maximum Data Rate
Receiver Propagation Delay
R
L
= 3kC
L
= 1000pF, One Transmitter Switching
Receiver Input to Receiver
Output, C
L
= 150pF
T
X
| V
OUT
|
3.7V
t
PHL
- t
PLH
t
PHL
- t
PLH
V
CC
= 3.3V,
R
L
= 3kto 7k
Measured From 3V to -3V or -3V
to 3V
C
L
= 150pF to 1000pF
C
L
= 150pF to 2500pF
t
PHL
t
PLH
Note 2, See Figure 7
25
Full
-
15
100
30
-
60
s
sec
Full
25
25
25
25
25
25
25
250
-
-
-
-
-
6
4
500
0.15
0.15
100
100
50
18
13
-
-
-
-
-
-
30
30
kbps
s
s
s
ns
ns
V/s
V/s
Time to Exit Powerdown
Transmitter Skew
Receiver Skew
Transition Region Slew Rate
ESD PERFORMANCE
RS-232 Pins (T
OUT
, R
IN
)
Human Body Model
IEC61000-4-2 Air Gap Discharge
IEC61000-4-2 Contact Discharge
NOTE:
2. An “edge” is defined as a transition through the transmitter or receiver input thresholds.
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