ISL5585

FN6026 Rev 6.00

Page 7 of 23

October 21, 2004

LOOP DETECTORS AND SUPERVISORY FUNCTIONS

Switch Hook Programming Range

5-

15

mA

Switch Hook Programming Accuracy

(1% programming resistor)

-10

-

+10

%

Dial Pulse Distortion

-1.0

-

%

Ring Trip Comparator Threshold

1.12

1.25

1.37

V

Ring Trip Programming Current Accuracy

(1% programming resistor)

-10

-

+10

%

Ground Key Threshold

-12

-

mA

E0 Transition, DET Output Delay

-20

-

s

Thermal Alarm Output

IC Junction Temperature

-

175

-

°C

LOGIC INPUTS (F0, F1, F2, E0, SWC, BSEL)

Input Low Voltage

--

0.8

V

Input High Voltage

2.0

-

-

V

Input Low Current

-20

-10

-

A

Input High Current

-

-

1

A

LOGIC OUTPUTS (DET, ALM)

Output Low Voltage

-

.15

0.4

V

Output High Voltage

2.8

-

V

SUPPLY CURRENTS

Low Power Standby, BSEL=1

-3.9

6.0

mA

-

0.66

0.90

mA

Forward or Reverse Active, BSEL=0

-4.9

6.5

mA

-1.2

2.5

mA

Forward Active, BSEL=1

-7.0

9.5

mA

-0.9

2.0

mA

-2.2

3.0

mA

Ringing, BSEL=1 (Balanced Ringing, 100)

-6.4

9.0

mA

-1.0

1.3

mA

-2.0

3.0

mA

-9.3

9.0

mA

-1.0

1.3

mA

-2.4

3.0

mA

Forward Loopback, BSEL=0

-

10.3

13.5

mA

-

23.5

32

mA

Tip Open, BSEL=1

-3.8

5.5

mA

-0.4

1.0

mA

-0.6

1.0

mA

25mA. All AC transmission parameters are specified at 600W 2-wire terminating impedance over the frequency

band of 300Hz to 3.4kHz. Protection resistors = 0W. (Continued)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS