ST3241EB Просмотр технического описания (PDF) - STMicroelectronics
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ST3241EB
STMicroelectronics
ST3241EB Datasheet PDF : 14 Pages
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Electrical characteristics
ST3241EB, ST3241EC
3
Electrical characteristics
Table 5: Electrical characteristics, C1 - C4 = 0.1 µF, VCC = 3 V to 5.5 V, TA = –40 to 85 °C, unless
otherwise specified, typical values are referred to TA = 25 °C
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
ISUPPLY
Supply current
No load VCC = 3.3 V or 5 V,
TA = 25 °C
0.3 1 mA
—
ISHDN Shutdown supply current SHDN = GND, TA = 25 °C
1
10 µA
Table 6: Logic input and receiver output electrical characteristics, C1 - C4 = 0.1 µF, VCC = 3 V
to 5.5 V, TA = –40 to 85 °C, unless otherwise specified
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
VTIL
Input logic threshold low
TIN, EN , SHDN
VTIH
Input logic threshold high
VCC = 3.3 V
2
VCC = 5 V
2.4
0.8
V
IIL
Input leakage current
TIN, EN , SHDN
± 0.01 ± 1.0 µA
Table 7: Receiver output electrical characteristics, C1 - C4 = 0.1 µF, VCC = 3 V to 5.5 V,
TA = –40 to 85 °C, unless otherwise specified
Symbol
Parameter
Test conditions
Min. Typ.
Max. Unit
IOL
Output leakage
current
VOL
Output voltage low
VOH
Output voltage high
ROUT, EN , receiver
disabled
IOUT = 1.6 mA
IOUT = -1 mA
± 0.05
—
VCC –
0.6
± 10 µA
0.4
VCC –
V
0.1
Table 8: Transmitter electrical characteristics, C1 - C4 = 0.1 µF, VCC = 3 V to 5.5 V,
TA = –40 to 85 °C, unless otherwise specified
Symbol Parameter
Test conditions
Min. Typ. Max. Unit
VTOUT
Output voltage All transmitter outputs are loaded with
swing
3 kΩ to GND
±5
± 5.4
V
ROUT
Output
resistance
VCC = V+ = V- = 0 V, VOUT = ± 2 V
300 10 M
Ω
ISC
Output short
circuit current
± 35 ± 60 mA
IL
Output leakage
current
VCC = 0 to 5.5 V, transmitter output
= ±12 V, transmitter disabled
± 25 µA
VTO
Transmitter
output voltage
T1IN = T2IN = GND, T3IN = VCC, T3OUT
loaded with 3 kΩ to GND, T1OUT and
T2OUT loaded with 2.5 mA each
±5
V
6/14
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