Aeroflex Circuit Technology

SCD4419D REV F 2/10/00 Plainview NY (516) 694-6700

4

2. Power ON/OFF, measured from 75KHz to 1MHz at Point A-A’. See Figure 5.

3. All typical values are measured at +25°C.

4. At point A-A’ on Figure 5, 2.5 µS after midpoint crossing of the parity bit of the last word of a 660 µS message.

Slope =

Parameter

Condition

Symbol

Min

Typ

Max

Unit

Differential Voltage Range

Pt. A - A’

-

20

V peak

Common Mode Rejection Ratio

-

CMRR

45

-

-

dB

"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

Strobe Delay (turn-on)

-

-

90

150

nS

Strobe Delay (turn-off)

-

-

90

150

nS

Threshold Characteristics (Sinewave input )

Input Threshold Voltage(referred to the bus)

100KHz-

1MHz

0.60

0.8

1.15

Vp-p

Output Characteristics, RX DATA and RX DATA

"1" State

2.5

3.5

-

V

"0" State

-

0.3

0.5

V

Delay, (average)from differential input zero

crossings to RX DATA and RX DATA output

50% points

-

-

320

400

nS

Maximum Current per Channel (other channel in standby)

Duty Cycle

Typ

Max

Transmitter Standby

50 mA

65 mA

25% duty cycle

155 mA

185 mA

50% duty cycle

290 mA

335 mA

100% duty cycle

560 mA

650 mA

Power Supply Voltage Range

+V

4.75 to 5.5 Volts