LTC1334CSW datasheet(2/16 Pages) LINER

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LTC1334

BSOLUTEXI

ORDER PART

NUMBER

LTC1334CG

LTC1334CNW

LTC1334CSW

LTC1334IG

LTC1334ISW

(Note 1)

Supply Voltage (VCC) ............................................. 6.5V

Input Voltage

Drivers ................................... – 0.3V to (VCC + 0.3V)

Receivers ............................................. – 25V to 25V

ON/OFF, LB, SEL1, SEL2 ........ – 0.3V to (VCC + 0.3V)

Output Voltage

Drivers ................................................. – 18V to 18V

Receivers ............................... – 0.3V to (VCC + 0.3V)

Short-Circuit Duration

Output ........................................................ Indefinite

VDD, VEE, C1+, C1–, C2+, C2–.......................... 30 sec

Operating Temperature Range

Commercial ........................................... 0

°C to 70°C

Industrial ............................................ – 40

°C to 85°C

Storage Temperature Range ................ – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec)................ 300

°C

PACKAGE/ORDER I FOR ATIO

TJMAX = 125°C, θJA = 90°C/W (G)

TJMAX = 125°C, θJA = 56°C/W (NW)

TJMAX = 125°C, θJA = 85°C/W (SW)

TOP VIEW

C2+

C2–

VCC

RB1

RA1

DZ1/DE1

DY1

ON/OFF

DY2

DZ2/DE2

RA2

RB2

VEE

C1+

C1–

VDD

SEL1

SEL2

GND

SW PACKAGE

28-LEAD PLASTIC SO WIDE

G PACKAGE

28-LEAD PLASTIC SSOP

NW PACKAGE

28-LEAD PDIP WIDE

Consult factory for Military grade parts.

DC ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

RS485 Driver (SEL1 = SEL2 = High)

VOD1

Differential Driver Output Voltage (Unloaded)

IO = 0

VOD2

Differential Driver Output Voltage (With Load)

Figure 1, R = 50

Ω (RS422)

2.0

Figure 1, R = 27

Ω (RS485)

1.5

∆VOD

Change in Magnitude of Driver Differential

Figure 1, R = 27

Ω or R = 50Ω

0.2

Output Voltage for Complementary Output States

VOC

Driver Common Mode Output Voltage

Figure 1, R = 27

Ω or R = 50Ω

∆VOC

Change in Magnitude of Driver Common Mode

Figure 1, R = 27

Ω or R = 50Ω

0.2

Output Voltage for Complementary Output States

IOSD

Driver Short-Circuit Current

– 7V

≤ VO ≤ 12V, VO = High

250

– 7V

≤ VO ≤ 12V, VO = Low (Note 4)

250

IOZD

Three-State Output Current (Y, Z)

– 7V

≤ VO ≤ 12V

±5

±500

µA

RS232 Driver (SEL1 = SEL2 = Low)

Output Voltage Swing

Figure 4, RL = 3k, Positive

6.5

Figure 4, RL = 3k, Negative

–5

–6.5

IOSD

Output Short-Circuit Current

VO = 0V

±60

Driver Inputs and Control Inputs

VIH

Input High Voltage

D, DE, ON/OFF, SEL1, SEL2, LB

VIL

Input Low Voltage

D, DE, ON/OFF, SEL1, SEL2, LB

0.8

IIN

Input Current

D, SEL1, SEL2

±10

µA

DE, ON/OFF, LB

–4

– 15

µA

The q denotes specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, C1 = C2 = C3 = C4 = 0.1µF (Notes 2, 3)

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