CPC7594 Datasheet, PDF (7/20 Pages) Clare, Inc. – Line Card Access Switch

INTEGRATED CIRCUITS DIVISION
CPC7594
1.6.3 Ringing Switch, SW4
Parameter
Test Conditions
Symbol Minimum Typical Maximum
Unit
V_SW4 (differential) = R_LINE to R_RINGING
All-Off state.
+25 C
V_SW (differential) = -255 V to +210 V
V_SW (differential) = +255 V to -210 V
Off-State
Leakage Current
+85 C
V_SW (differential) = -270 V to +210 V
I_SW
-
V_SW (differential) = +270 V to -210 V
-40 C
V_SW (differential) = -245 V to +210 V
V_SW (differential) = +245 V to -210 V
On Resistance
I_SW (on) = ±70 mA, ±80 mA
R_ON
-
On Voltage
I_SW (on) = ± 1 mA
V_ON
-
On-State
Leakage Current
Inputs set for ringing -Measure ringing
generator current to ground.
I_RINGING
-
Steady-State Current* Inputs set for ringing mode.
I_SW
-
Ringing switches on, all other switches
Surge Current*
off. Apply ±1 kV 10x1000 s pulse with
I_SW
-
appropriate protection in place.
Release Current
SW4 transition from on to off.
I_RINGING
-
+25 C, Logic inputs = gnd,
V_SW (R_RINGING, R_LINE) = ±320 V
Logic input to switch
output isolation
+85 C, Logic inputs = gnd,
V_SW (R_RINGING, R_LINE) = ±330 V
I_SW
-
-40 C, Logic inputs = gnd,
V_SW (R_RINGING, R_LINE) = ±310 V
dV/dt sensitivity
-
-
-
0.05
0.1
1
A
0.05
6
15

1.5
3
V
0.1
0.25
mA
-
150
mA
-
2
A
420
-
A
0.10
0.12
1
A
0.10
500
-
V/s
*Secondary protection and current limiting must prevent exceeding this parameter.
R04
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