CPC7581

R05

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7

1.6.3 Ringing Switch, SW4

Parameter

Conditions

Symbol

Minimum

Typical

Maximum

Unit

Off-state leakage current

+25° C

-

0.05

1

μA

+85° C

0.1

-40° C

0.05

On Voltage

-1.5

3

V

Ringing generator

current to ground during

ringing

0.1

0.25

mA

On steady-state current* Inputs set for ringing mode

-

150

mA

Surge current*

Ringing switches on, all other switches

off, apply ±1 kV at 10x1000

μs pulse,

with appropriate protection in place.

--

2

A

Release current

-

300

-

μA

10

15

Ω

Logic input to switch output isolation

+25° C

inputs = gnd

-

0.1

1

μA

+85° C

inputs = gnd

0.3

-40° C

inputs = gnd

0.1

dv/dt sensitivity

-

-

200

-

V/

μs

*Secondary protection and ringing source current limiting must prevent exceeding this parameter.