Table 10. Supply current and protections: over recommended operating conditions (unless otherwise

specified. Please, see "Operating conditions" table)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

Supply current

ICC

Supply current

(quiescent)

Driver and receiver enabled

DE = VL, RE = GND, no

load, Tamb

625

µA

Driver and receiver enabled

DE = VL, RE = GND, no

load, T<125 °C

3000 (1)

Driver enabled, receiver

disabled

DE = VCC, =VL, No load,

Tamb

315

Driver enabled, receiver

disabled

DE = VCC, =VL, No load, T <

125 °C

2500 (1)

Driver disabled, receiver

enabled

DE = GND, =GND, No Load

515

700

Driver and receiver disabled

DE = GND, =VL, no load

[-40 °C, 125 °C]

0.5

8

TTSD

Thermal shutdown

threshold

165

°C

TTSD_HYS

Thermal shutdown

hysteresis

15

IOS

Driver short-circuit

output current

-7 V < VSHORT < + 12 V

-250

250

mA

1. Guaranteed by simulation.

STR485E

Electrical characteristics

DS13051 - Rev 3

page 10/26