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Recommended Operating Conditions

(1)

Electrical Characteristics

(1)

TRS3238

3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER

WITH

±15-kV ESD (HBM) PROTECTION

SLLS817 – JULY 2007

See Figure 6

MIN

NOM

MAX

UNIT

3

3.3

3.6

Supply voltage

V

4.5

5

5.5

2

Driver and control high-level input voltage

DIN, FORCEOFF, FORCEON

V

2.4

Driver and control low-level input voltage

DIN, FORCEOFF, FORCEON

0.8

V

Driver and control input voltage

DIN, FORCEOFF, FORCEON

0

5.5

V

Receiver input voltage

–25

25

TRS3238C

0

70

Operating free-air temperature

°C

TRS3238I

–40

85

(1)

Testing supply conditions are C1–C4 = 0.1

and C2–C4 = 0.33

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 6)

PARAMETER

TEST CONDITIONS

MIN

MAX

UNIT

Input leakage

FORCEOFF, FORCEON

±0.01

±1

μA

current

No load,

Auto-powerdown plus disabled FORCEOFF and

0.5

2

mA

Supply current

Powered off

No load, FORCEOFF at GND

1

10

μA

Auto-powerdown plus enabled

FORCEON at GND,

1

10

All RIN are open or grounded

(1)

Testing supply conditions are C1–C4 = 0.1

and C2–C4 = 0.33

(2)

5

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