L6726

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 13

www.unisonic.com.tw

QW-R108-015, C

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

0~22

V

Line Current, Continuous

0~130

mA

Operating Temperature

-40~+70

°C

Storage Temperature

-55~+125

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

PARAMETER

FIG.

TEST CONDITIONS

MIN

TYP

MAX UNIT

Line Voltage

1

3.3

3.7

4.1

V

11

13

15

Transmitting Gain, Note 1

1

1kHz

41

43

45

dB

43.5

45.5

47.5

46

48

50

Transmitting Range Of Regulation

1

3

5

7

dB

Transmitting Frequency Response

1

200Hz ~ 3.4kHz

-1

1

dB

Receiving Gain, Note 1

1

1kHz

-18.5

-16.5

-14.5

dB

-16

-14

-12

-13.5

-11.5

-9.5

Receiving Range Of Regulation

1

3

5

7

dB

Receiving frequency response

1

200Hz ~ 3.4kHz

-1

1

dB

Microphone Input Impedance

Pin12,13

1

1kHz, note 3

1.7(//2.7)

kΩ

Transmitter Input Impedance Pin 3

1

1kHz

17

kΩ

Transmitter Dynamic Output

1

200Hz~3.4kHz,

1.5

Vp

Transmitter Max Output

1

3

Vp

Receiver Output Impedance

1

1kHz, note 3

3(+310)

Ω

Receiver Dynamic Output (Note 2)

1

200Hz~3.4kHz

0.5

Vp

Receiver Max Output

2

Measured with line rectifier

0.9

Vp

Transmitter Output Noise

1

-75

Receiver Output Noise

1

φ=0.5mm, 0~3km, φ=0.3mm

-85

dBA

Mute Input Voltage at Mute

(Active Low)

1

0.3

V

DC-Supply Voltage

1

2.35

V

2.2

DC-Supply Current, Pin8

1

2

mA

Dc-Output Pin8 Input Leakage

Current (No Supply)

3

0.1

μA

DTMF Transmitting Gain

1

24.5

26.5

28.5

dB

Notes: 1. Adjustable to both higher and lower values with external components.

2. The dynamic output can be doubled, see applications information.

3. External resistor in the test set up.