Aeroflex Circuit Technology

SCDCT2512 REV C 8/14/01 Plainview NY (516) 694-6700

2

Absolute Maximum Ratings

Parameter

Limits

Units

(Pins 18, 76)

-0.3 to +18.0

Volts

(Pins 38, 57)

+0.3 to -18.0

Volts

(Pins 37, 58 / 51)

-0.3 to +7.0

Volts

Receiver Differential Input

(Pins 20, 59 / 74, 36)

±20 (40Vp-p)

Volts

Receiver Input Voltage

(Pins 20, 59 / 74, 36)

±15

Volts

Driver Output Current

(Pins 56, 17 / 39, 77)

+200

mA

100

%

-55 to +125

°C

Power and Thermal Data (Transceiver and Logic Section)

Parameter/Conditions

Symbol

Min

Typ

Max

Units

Power Supply Voltage

14.25

-14.25

4.5

15

-15

5

15.75

-15.75

5.5

V

V

V

Power Dissipation of most critical (hottest) device in

hybrid during continuous transmission (100% Duty

Cycle)

Note 1

350

mW

Thermal Resistance, most critical device

60

°C/W

Junction to case temperaturer rise of most critical

device at 100% duty cycle

60

80

°C

Total supply current standby mode, or transmitting at

less than 1% duty cycle (e.g. 20us of transmission

every 2ms or longer interval)

Note 2

Note 2

30

50

90

44

70

130

mA

mA

mA

Total supply curren transmitting at 1Mhz into a 35-ohm

load at point A in Figure 2

ICC @ 25%

ICC @ 100%

Note 3

Note 3

70

200

100

260

mA

mA

Note 1: Decreases linearly to zero at zero duty cycle.

Note 3: Decreases linearly to applicable "standby" values at zero duty cycle.