Aeroflex Circuit Technology

SCD4419D REV G 5/10/00 Plainview NY (516) 694-6700

3

Absolute Maximum Ratings

Operating Case Temperature

-55°C to +125°C

Storage Case Temperature

-65°C to +150°C

Positive Power Supply Voltage

+5.0 V to +7.0 V

Receiver Differential Input

±10 V

Receiver Input Voltage (Common Mode)

±5 V

Driver Peak Output Current

650 mA

Total Package Power Dissipation over the Full Operating Case

Temperature Rise

2 Watt

(Note: Normal operation conditions require one

transmitter on and the other off at any given time.

Maximum Junction To Case Temperature Rise for the Hottest Device

10°C

Thermal Resistance, Junction to Bottom of Case

5°C/W

Input Characteristics, TX DATA IN or TX DATA IN

Parameter

Condition

Symbol

Min

Typ

Max

Unit

"0" Input Current

-

-0.2

-0.4

mA

"1" Input Current

-

1

40

µA

"0" Input Voltage

-

-

-

0.7

V

"1" Input Voltage

-

2.0

-

-

V

Inhibit Characteristics

"0" Input Current

-

-0.2

-0.4

mA

"1" Input Current

-

1.0

40

µA

"0" Input Voltage

-

-

-

0.7

V

"1" Input Voltage

-

2

-

-

V

Delay from TX inhibit,(0¡1) to inhibited output

-

-

200

300

nS

Delay from TX inhibit, (1¡0) to active output

-

-

100

180

nS

Differential Output Noise, inhibit mode

-

-

2

10

mVp-p

Differential Output Impedance 2/

-

2K

-

-

Ω

Output Characteristics

Differential output level (direct coupled stub)

Pt. A - A’

6.6

7.1

7.6

V p-p

Differential output level (transformer coupled)

Pt. B - B’

18.7

20.1

21.5

V p-p

Rise and Fall times

-

100

170

300

nS

Output Offset 4/

Pt. A - A’

-

-

±90

mV peak

Delay from 50% point of TX DATA or TX DATA

input to zero crossing of differential signal

-

-

120

180

nS

Output Voltage Delta, Pt. A - A’

5/

-

0

±71

±142

mVp-p

Output Voltage Delta, Pt. B - B’

5/

-

0

±200

±400

mVp-p

Control Line Input Resistance

-

-

5

-

K

Ω