LTC1545_15 datasheet(2/16 Pages) LINER

2 / 16 page

LTC1545

ABSOLUTE MAXIMUM RATINGS

PACKAGE/ORDER INFORMATION

ORDER PART

NUMBER

(Note 1)

Supply Voltage

VCC ..................................................................... 6.5V

VEE........................................................ – 10V to 0.3V

VDD ....................................................... – 0.3V to 10V

Input Voltage

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

Receivers ............................................... – 18V to 18V

Logic Pins .............................. – 0.3V to (VCC + 0.3V)

Output Voltage

Transmitters .................. (VEE – 0.3V) to (VDD + 0.3V)

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

Short-Circuit Duration

Transmitter Output ..................................... Indefinite

Receiver Output .......................................... Indefinite

VEE.................................................................. 30 sec

Operating Temperature Range

LTC1545C .............................................. 0

°C to 70°C

LTC1545I ........................................... – 40

°C to 85°C

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

°C to 150°C

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

°C

LTC1545CG

LTC1545IG

ELECTRICAL CHARACTERISTICS

TOP VIEW

VCC

VDD

DCE/DTE

D4ENB

R4EN

VEE

GND

D1 A

D1 B

D2 A

D2 B

D3/R1 A

D3/R1 B

R2 A

R2 B

R3 A

R3 B

D4 A

R4 A

R5 A

D5 A

VDD

VCC

G PACKAGE

36-LEAD PLASTIC SSOP

TJMAX = 150°C, θJA = 65°C/ W

Consult factory for Military grade parts.

The q denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.

VCC = 5V, VDD = 8V, VEE = – 7V for V.28, – 5.5V for V.10, V.11 (Notes 2, 3)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Supplies

ICC

VCC Supply Current (DCE Mode,

RS530, RS530-A, X.21 Modes, No Load

2.7

All Digital Pins = GND or VCC)

RS530, RS530-A, X.21 Modes, Full Load

110

150

V.28 Mode, No Load

V.28 Mode, Full Load

No-Cable Mode, D4ENB = HIGH

500

µA

IEE

VEE Supply Current (DCE Mode,

RS530, RS530-A, X.21 Modes, No Load

2.0

4.0

All Digital Pins = GND or VCC)

RS530, X.21 Modes, Full Load

RS530-A, Full Load

V.28 Mode, No Load

V.28 Mode, Full Load

No-Cable Mode, D4ENB = HIGH

500

µA

IDD

VDD Supply Current (DCE Mode,

RS530, RS530-A, X.21 Modes, NoLoad

0.3

All Digital Pins = GND or VCC)

RS530, RS530-A, X.21 Modes, Full Load

0.3

V.28 Mode, No Load

V.28 Mode, Full Load

13.5

No-Cable Mode, D4ENB = HIGH

500

µA

Internal Power Dissipation (DCE Mode,

RS530, RS530-A, X.21 Modes, Full Load

340

(All Digital Pins = GND or VCC)

V.28 Mode, Full Load

LTC1545 Datasheet(PDF) 2 Page - Linear Technology

LTC1545 Datasheet(HTML) 2 Page - Linear Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Datasheet Download

Link URL