6
FN8038.5
May 13, 2010
Absolute Maximum Ratings Thermal Information
V
CC
to Ground. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 6V
V+ to Ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 7V
V- to Ground. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +0.3V to -7V
V+ to V- . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V
Input Voltages
T
IN
, FORCEOFF, FORCEON. . . . . . . . . . . . . . . . . . . -0.3V to 6V
R
IN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±25V
Output Voltages
T
OUT
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±13.2V
R
OUT
, INVALID. . . . . . . . . . . . . . . . . . . . . . . . -0.3V to V
CC
+0.3V
Short Circuit Duration
T
OUT
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Continuous
ESD Rating . . . . . . . . . . . . See “ESD PERFORMANCE” on page 8
Thermal Resistance (Typical, Notes 1, 2)
θ
JA
(°C /W) θ
JC
(°C /W)
32 Ld QFN Package. . . . . . . . . . . . . . . 32 3.0
Moisture Sensitivity (see Technical Brief TB363)
QFN Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Level 1
Maximum Storage Temperature Range. . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile. . . . . . . . . . . . . . . . . . . . . . . . .see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
Operating Conditions
Temperature Range
ISL42xxEIR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTE:
1. θ
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379, and Tech Brief TB389.
2. For θ
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications Test Conditions: ISL4238E V
CC
= 3.15V to 5.5V, C
1
to C
4
= 0.1µF; V
CC
= 3V, C
1
to C
4
= 0.22µF;
ISL424xE V
CC
= 3V to 5.5V, C
1
to C
4
= 0.1µF; Unless Otherwise Specified. Typicals are at T
A
= +25°C
PARAMETER TEST CONDITIONS
TEMP
(°C)
MIN
(Note 7) TYP
MAX
(Note 7) UNITS
DC CHARACTERISTICS
Operating Voltage Range Full 2.7 - 5.5 V
Supply Current, Automatic Power-
down
All R
IN
Open, FORCEON = GND, FORCEOFF = V
CC
25 - 3 300 nA
Full 50 300 nA
Supply Current, Power-down All R
IN
Open, FORCEOFF = GND 25 - 3 300 nA
Full 50 300 nA
Supply Current,
Automatic Power-down Disabled
All Outputs Unloaded, FORCEON = FORCEOFF
= V
CC
,
V
CC
= 3.0V
25 - 0.3 1.0 mA
Full 0.3 1.5 mA
LOGIC AND TRANSMITTER INPUTS AND RECEIVER OUTPUTS
Input Logic Threshold Low T
IN
, FORCEON, FORCEOFF Full - - 0.8 V
Input Logic Threshold High T
IN
, FORCEON, FORCEOFF, V
CC
= 3.6V Full 2.0 - - V
Transmitter Input Hysteresis 25 - 0.5 - V
Input Leakage Current T
IN
, FORCEON, FORCEOFF (ISL4238E, Note 3) Full - ±0.01 ±1.0 µA
Output Leakage Current FORCEOFF
= GND Full - ±0.05 ±10 µA
Output Voltage Low I
OUT
= 1.6mA Full - - 0.4 V
Output Voltage High I
OUT
= -1.0mA Full V
CC
- 0.6 V
CC
- 0.1 - V
RECEIVER INPUTS
Input Voltage Range Full -25 - 25 V
Input Threshold Low V
CC
= 3.0V Full - 1.0 0.6 V
Input Threshold High V
CC
= 3.6V Full 2.4 1.5 - V
Input Hysteresis 25 - 0.5 - V
Input Resistance Full 3 5 7 kΩ
TRANSMITTER OUTPUTS
Output Voltage Swing All Transmitter Outputs Loaded with 3kΩ to Ground Full ±5.0 ±5.4 - V
Output Resistance V
CC
= V+ = V- = 0V, Transmitter Output = ±2V Full 300 10M - Ω
Output Short-Circuit Current Full - ±35 ±60 mA
Output Leakage Current V
OUT
= ±12V, V
CC
= 0V or 3V to 5.5V,
Automatic Power-down or FORCEOFF
= GND
Full - - ±25 µA
ISL4238E, ISL4244E, ISL4245E
