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ICL3243ECVZ-T Datasheet, PDF (13/33 Pages) Intersil Corporation – ±15kV ESD Protected, +3V to +5.5V, 1μA, 250kbps, RS-232 Transmitters/Receivers
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ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E
Electrical Specifications
Test Conditions: VCC = 3V to 5.5V, C1 - C4 = 0.1µF; Unless Otherwise Specified.
Typicals are at TA = +25°C. Boldface limits apply over the operating temperature
range. (Continued)
PARAMETER
TEST CONDITIONS
TEMP MIN
(°C) (Note 6)
TYP
MAX
(Note 6) UNITS
AUTOMATIC POWER-DOWN (ICL3221E, ICL3223E, ICL3243E Only, FORCEON = GND, FORCEOFF = VCC)
Receiver Input Thresholds ICL32xxE Powers Up (see Figure 6)
to Enable Transmitters
Full
-2.7
-
2.7
V
Receiver Input Thresholds ICL32xxE Powers Down (see Figure 6)
to Disable Transmitters
Full
-0.3
-
0.3
V
INVALID Output Voltage
Low
IOUT = 1.6mA
Full
-
-
0.4
V
INVALID Output Voltage
High
IOUT = -1.0mA
Full VCC - 0.6
-
-
V
Receiver Threshold to
Transmitters Enabled Delay
(tWU)
Receiver Positive or
Negative Threshold to
INVALID High Delay
(tINVH)
Receiver Positive or
Negative Threshold to
INVALID Low Delay (tINVL)
RECEIVER INPUTS
25
-
100
-
µs
25
-
1
-
µs
25
-
30
-
µs
Input Voltage Range
25
-25
-
25
V
Input Threshold Low
Input Threshold High
Input Hysteresis
VCC = 3.3V
VCC = 5.0V
VCC = 3.3V
VCC = 5.0V
25
0.6
1.2
-
V
25
0.8
1.5
-
V
25
-
1.5
2.4
V
25
-
1.8
2.4
V
25
-
0.5
-
V
Input Resistance
25
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
Output Short-Circuit
Current
VCC = V+ = V- = 0V, Transmitter Output = ±2V Full
Full
300
-
10M
±35
-
Ω
±60
mA
Output Leakage Current
VOUT = ±12V, VCC = 0V or 3V to 5.5V,
Automatic Power-Down or
FORCEOFF = SHDN = GND
Full
-
-
±25
µA
MOUSE DRIVEABILITY (ICL324XE Only)
Transmitter Output Voltage T1IN = T2IN = GND, T3IN = VCC, T3OUT Loaded Full
±5
-
(see Figure 9)
with 3kΩ to GND, T1OUT and T2OUT Loaded with
2.5mA Each
-
V
TIMING CHARACTERISTICS
Maximum Data Rate
RL = 3kΩ, CL = 1000pF, One Transmitter
Switching
Full
250
500
-
kbps
Receiver Propagation Delay
Receiver Output Enable
Time
Receiver Input to
Receiver Output,
CL = 150pF
tPHL
tPLH
Normal Operation (Except ICL3232E)
25
-
0.15
-
µs
25
-
0.15
-
µs
25
-
200
-
ns
13
FN4910.21
February 22, 2010
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