
8
FN4910.18
March 8, 2005
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, EN, SHDN . . . . . . . . .  -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 Specification Table
Operating Conditions
Temperature Range
ICL32XXECX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 70°C
ICL32XXEIX. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to 85°C
Thermal Resistance (Typical, Note 3)
18 Ld PDIP Package . . . . . . . . . . . . . . . . . . . . . . . . 
16 Ld Wide SOIC Package . . . . . . . . . . . . . . . . . . . 
16 Ld Narrow SOIC Package. . . . . . . . . . . . . . . . . . 
18 Ld SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . 
28 Ld SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . 
16 Ld SSOP Package . . . . . . . . . . . . . . . . . . . . . . . 
20 Ld SSOP Package . . . . . . . . . . . . . . . . . . . . . . . 
16 Ld TSSOP Package . . . . . . . . . . . . . . . . . . . . . . 
20 Ld TSSOP Package . . . . . . . . . . . . . . . . . . . . . . 
28 Ld SSOP and TSSOP Packages . . . . . . . . . . . . 
Maximum Junction Temperature (Plastic Package)  . . . . . . .  150°C
Maximum Storage Temperature Range. . . . . . . . . . .-65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . .  300°C
(SOIC, SSOP, TSSOP - Lead Tips Only)
θ
JA
 (°C/W)
80
100
115
75
75
135
122
145
140
100
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:
3.
 θ
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
 = 0.1μF; Unless Otherwise Specified. 
Typicals are at T
A
 = 25°C
PARAMETER
TEST CONDITIONS
TEMP
(°C)
MIN
TYP
MAX
UNITS
DC CHARACTERISTICS
Supply Current, Automatic 
Powerdown
All R
IN
 Open, FORCEON = GND, FORCEOFF = V
CC
(ICL3221E, ICL3223E, ICL3243E Only)
25
-
1.0
10
μA
Supply Current, Powerdown
FORCEOFF = SHDN = GND (Except ICL3232E)
25
-
1.0
10
μA
Supply Current,
Automatic Powerdown Disabled
All Outputs Unloaded, 
FORCEON = FORCEOFF = 
SHDN = V
CC
V
CC
 = 3.0V, ICL3241, 
ICL3243
25
-
0.3
1.0
mA
V
CC
 = 3.15V, ICL3221, 
ICL3222, ICL3223, ICL3232
25
-
0.3
1.0
mA
LOGIC AND TRANSMITTER INPUTS AND RECEIVER OUTPUTS
Input Logic Threshold Low
T
IN
, FORCEON, FORCEOFF, EN, SHDN
Full
-
-
0.8
V
Input Logic Threshold High
T
IN
, FORCEON, 
FORCEOFF, EN, SHDN
V
CC
 = 3.3V
Full
2.0
-
-
V
V
CC
 = 5.0V
Full
2.4
-
-
V
Input Leakage Current
T
IN
, FORCEON, FORCEOFF, EN, SHDN
Full
-
±
0.01
±
1.0
μA
Output Leakage Current
(Except ICL3232E)
FORCEOFF = GND or EN = V
CC
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
AUTOMATIC POWERDOWN
 (ICL3221E, ICL3223E, ICL3243E Only, FORCEON = GND, FORCEOFF = V
CC
)
Receiver Input Thresholds to 
Enable Transmitters
ICL32XXE Powers Up (See Figure 6)
Full
-2.7
-
2.7
V
Receiver Input Thresholds to 
Disable Transmitters
ICL32XXE Powers Down (See Figure 6)
Full
-0.3
-
0.3
V
INVALID Output Voltage Low
I
OUT
 = 1.6mA
Full
-
-
0.4
V
INVALID Output Voltage High
I
OUT
 = -1.0mA
Full
V
CC
-0.6
-
-
V
ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E