Electrical characteristics

ST3485EB, ST3485EC, ST3485EI, ST3485EIY

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DocID9102 Rev 11

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Electrical characteristics

Table 6: Electrical characteristics (VCC = 3 V to 3.6 V, TA = 0 to 70 °C for ST3485ECDR, TA = -

40 to 85 °C for ST3485EBDR, TA = -40 to 125 °C for ST3485EIDT and ST3485EIYDT, unless

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

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

RE

= 0 V

—

1.3

2.2

mA

DE = 0 V,

RE

= 0 V

1.2

1.9

Shutdown supply current

0.002

1

µA

Table 7: Logic input electrical characteristics (VCC = 3 V to 3.6 V, TA = 0 to 70 °C for

ST3485ECDR, TA = -40 to 85 °C for ST3485EBDR, TA = -40 to 125 °C for ST3485EIDT and

ST3485EIYDT, unless otherwise specified. Typical values are referred to TA = 25 °C)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Input logic threshold low

DE, DI, RE

1.3

0.8

V

Input logic threshold high

DE, DI, RE

2

Logic input current

DE, DI, RE

±2.0

µA

Input current (A, B)

1

mA

-0.8