ST3237E
4/13
ESD PERFORMANCE: TRANSMITTER OUTPUTS, RECEIVER INPUTS
ELECTRICAL CHARACTERISTICS
(C
1
-C
4
=0.1µF, V
CC
=3Vto5.5V,T
A
= -40 to 85°C, unless otherwise specified.
Typical values are referred to T
A
=25°C)
LOGIC INPUT ELECTRICAL CHARACTERISTICS
(C
1
-C
4
=0.1µF, V
CC
=3Vto5.5V,T
A
= -40 to 85°C, unless otherwise specified.
Typical values are referred to T
A
=25°C)
Note 1: Transmitter input hysteresis is typically 250mV
TRANSMITTER ELECTRICAL CHARACTERISTICS
(C
1
-C
4
=0.1µF tested at 3.3V±10%, V
CC
=3Vto5.5V,T
A
= -40 to 85°C, unless otherwise specified.
Typical values are referred to T
A
=25°C)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
ESD ESD Protection Voltage Human Body Model ±15 kV
ESD ESD Protection Voltage IEC-1000-4-2 Contact Discharge ±8kV
Symbol Parameter Test Conditions Min. Typ. Max. Unit
I
SUPPLY
V
CC
Power Supply Current SHDN=V
CC
No Load 0.3 1 mA
I
SHDN
Shutdown Supply Current SHDN=GND V
T_IN
=GND or V
CC
15µA
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
TIL
Input Logic Threshold Low
(Note 1)
T-IN, VHSCI, EN,SHDN 0.8 V
V
TIH
Input Logic Threshold High T-IN, VHSCI, EN,SHDN V
CC
= 3.3V 2 V
V
CC
=5V 2.4
I
IL
Input Leakage Current T-IN, VHSCI, EN,SHDN ± 1.0 µA
V
HYS
Transmitter Input
Hysteresis
0.25 V
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
TOUT
Output Voltage Swing All Transmitter outputs are loaded with
3KΩ to GND
± 5 ± 5.4 V
R
TOUT
Transmitter Output
Resistance
V
CC
=0V V
OUT
= ± 2V 300 10M Ω
I
SC
Output Short Circuit Current ± 60 mA
I
TOL
Output Leakage Current V
CC
= 0V or 3.3V to 5.5V V
OUT
= ± 12V
Transmitters Disable
± 25 µA
