ST3232EBWR datasheet(5/20 Pages) STMICROELECTRONICS

5 / 20 page

ST3232E

Electrical characteristics

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Electrical characteristics

Table 3.

Electrical characteristics (C1 - C4 = 0.1µF, VCC = 3V to 5.5V, 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

VCC Power supply current No Load, VCC = 3V or 5V, TA = 25°C

0.3

Table 4.

Logic input (C1 - C4 = 0.1µF, VCC = 3V to 5.5V, TA = -40 to 85°C, unless otherwise

specified. Typical values are referred to TA = 25°C)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VTIL

Input logic threshold low

T-IN

0.8

VHYS

Transmitter input hysteresis

0.25

VTIH

Input logic threshold high

VCC = 3.3V

VCC = 5V

2.4

IIL

Input leakage current

T-IN

± 0.01

± 1

µA

Table 5.

Transmitter (C1 - C4 = 0.1µF tested at 3.3V±10%, VCC = 3V to 5.5V, TA = -40 to 85°C,

unless otherwise specified. Typical values are referred to TA = 25°C)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VTOUT

Output voltage swing

All transmitter outputs are loaded with

Ω to GND

± 5

± 5.4

RTOUT

Transmitter output

resistance

VCC = 0V, VOUT = ± 2V

300

10M

Ω

ISC

Output short circuit current

± 60

ITOL

Output leakage current

VCC = 0V or 3.3V to 5.5V

VOUT = ± 12V

Transmitters disable

± 25

µA

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