LT1039

TRIPLE EIA232 LINE TRANSCEIVER

SLLS105B − D3627, FEBRUARY 1991 − REVISED JANUARY 1992

POST OFFICE BOX 655303

POST OFFICE BOX 1443

2−4

recommended operating conditions

MIN

NOM

MAX

UNIT

Supply voltage, VDD +

5

12

15

V

Supply voltage, VDD −

−5

−12

−15

V

Supply voltage, VCC

4.75

5

5.25

V

High-level input voltage, VIH (see Note 3)

2

V

Low-level input voltage, VIL (see Note 3)

0.8

V

Operating free-air temperature, TA

0

70

°C

NOTE 3: VIH and VIL specifications apply only for inputs D1IN to D3IN.

DRIVER SECTION

to

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VOM +

Maximum positive peak output

voltage swing

Load = 3 k

Ω to GND

VDD+ −0.4 VDD + −0.4

V

VOM −

Maximum negative peak output

voltage swing

Load = 3 k

Ω to GND

VDD − + 1.0 VDD − + 1.5

V

IIH

High-level input current

VI ≥ 2 V

1

20

µA

IIL

Low-level input current

VI ≤ 0.8 V

5

20

µA

VI = 0

15

VI = 5 V

80

Sourcing current,

VO = 0

5

15

Sinking current,

VO = 0

−5

−15

IOZ

Off-state output current

VO = ±18 V,

VI = 0, ON/OFF at 0.4 V

±10

±200

µA

ICC

Supply current

IO = 0

4

8

mA

ICC(off) Off-state supply current

ON/OFF at 0.4 V

1

100

µA

SR

Slew rate

RL = 3 kΩ,

CL = 51 pF

4

15

30

V

/µs

† All typical values are at VDD± = ±12 V, TA = 25°C.