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2

CYG2110

R01

Absolute Maximum Ratings are stress ratings. Stresses in

excess of these ratings can cause permanent damage to

the device. Functional operation of the device at conditions

beyond those indicated in the operational sections of this

data sheet is not implied.

Absolute Maximum Ratings (@ 25˚C)

Parameter

Ratings

Units

Tip/Ring Load Current (continuous)

120

mA

Hook Switch LED Drive Current

50

mA

Hook Switch LED Reverse Voltage

5

V

Ring Detect Phototransistor Voltage V

CEO

20

V

Isolation Voltage, Input to Output

1500

V

rms

Relative Humidity (non-condensing)

10 to 85

%

Operational Temperature

0 to +70

°C

Storage Temperature

0 to +100

°C

Parameter

Conditions

Min

Typ

Max

Units

On-Hook Impedance

100V

10

-

-

M

Ω

On-Hook Line Leakage Current

100V

-

-

10

μA

Hook Switch Resistance

OH = GND, V

--

35

Ω

Off-Hook Supply Current

OH = GND, V

78

9

mA

-

4.75

5

12

V

DC Loop Current

OH = GND, V

5

-

120

mA

DC Electrical Characteristics

Ring Detection Circuit Characteristics, OH = V

CC

Parameter

Conditions

Min

Typ

Max

Units

Return Loss

OH = GND, 300Hz to 3500Hz (600

Ω)14

25

-

dB

Insertion Loss

Transmit

OH = GND, 300Hz to 3500Hz (600

Ω)

--

7

dB

Receive

--

7

Frequency Response

OH = GND, 300Hz to 3500Hz

-0.25

-

+0.25

dB

Longitudinal Balance

On-Hook

OH = V

CC

60

-

--

dB

Off-Hook

OH = GND

40

-

-

Total Harmonic Distortion

OH = GND, -10dBm, f = 350Hz

-

-

0.01

%

Secondary Load Impedance

Line 1 & Line 2

-

100

-

Ω

Primary Source Impedance

Tip & Ring

-

600

-

Ω

AC Signal Path Electrical Characteristics

Parameter

Conditions

Min

Typ

Max

Units

Ringing Voltage Detection Range

-

29

-

150

V

rms

Ringing Frequency Detection Range

-

15

-

70

Hz

Ringing Impedance

f = 25Hz

-

18

-

k

Ω

RING (Pin 9) Output Voltage (Pulsed)

Logic '0' (Ring Present)

-

-

-

0.8

V

Logic '1' (Ring Not Present)

-

-

V

CC