STLV3243EB datasheet(7/16 Pages) STMICROELECTRONICS

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STLV3243EB

Electrical characteristics

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Table 10.

Auto-power-down electrical characteristics

(C1 - C4 = 0.1 µF, VCC = 2.3 V to 5.5 V, TA = -40 to 85 °C, unless otherwise specified. Typical

values are referred to TA = 25 °C, FORCEON = GND, FORCEOFF = VCC)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VRITE

Receiver input threshold

to INVALID output voltage

HIGH (Figure 3)

Positive threshold

2.7

Negative threshold

2.7

VRITD

Receiver input threshold

to INVALID output voltage

LOW (Figure 3)

-0.3

0.3

VIOL

INVALID output voltage

LOW

IOUT = 1.6 mA

0.4

VIOH

INVALID output voltage

HIGH

IOUT = -1 mA

VCC-0.6

tWU

Receiver or transmitter

edge transmitter enabled

(Figure 3)

100

µs

tINVH

Receiver positive or

negative threshold to

INVALID HIGH (Figure 3)

0.2

µs

tINVL

Receiver positive or

negative threshold to

INVALID LOW (Figure 3)

µs

Table 11.

Transmitter electrical characteristics

(C1 - C4 = 0.1 µF, VCC = 2.3 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

VTOUT

Output voltage swing

All transmitter outputs are loaded with

3 k

Ω to GND

VCC = 3.0 V

VCC = 2.3 V

± 3.7

± 4.4

± 3.9

ROUT

Output resistance

VCC = V+ = V- = 0 V, VOUT = ± 2 V

300

10M

ISC

Output short circuit

current

VCC = 3.3 V

± 40

± 60

Output leakage current

VCC = 0 to 5.5V, transmitter output =

±12 V, transmitter disabled

± 25

VOT

Transmitter output voltage

T1IN = T2IN = GND,T3IN = VCC

T3OUT loaded with 3 k

Ω to GND

T1OUT and T2OUT loaded with 2.5

mA each

± 3.7

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