Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

STAND-BY

Vls

Output Voltage at L3000S

Terminals

Iline = 0mA

Iline = 5mA

30.0

28.2

40.0

38.5

V

V

Ilcc

Short Circuit Current

DATA IN (note 1) 000X00X1

5

8.5

mA

Iot

On/off-hook Detection Threshold

5

8.5

mA

Vls

Symmetry to Ground

Iline = 0mA

.75

V

STAND BY DENIAL

Ilcc

Short Circuit Current

DATA IN 000X00X0

2

mA

Vlo

Output Voltage at L3000S

Terminals Ilim = 70mA Data in

1000X010

Iline = 0mA

Iline = 20mA

Iline = 50mA

31.0

24.0

2.5

35.0

28.8

17.5

V

V

V

Ilim

Current Programmed Through

the Digital Inter.

– 10%

Ilim

+ 15%

mA

Io

On-hook Detection Threshold

8

mA

If

Off-hook Detection Threshold

12

mA

Ilgk

Longitudinal Line Current with

GK Detect

10

17

26

mA

DC OPERATION - BOOST BATTERY

Vlo

Output Voltage at L3000S

Terminals

Iline = 0mA

Iline = 20mA

86

68.6

95.6

81

V

V

AC OPERATION

Ztx

Sending Output Impedance

4 Wire Side

10

Ω

Zrx

Receiving Input Impedance

4 Wire Side

100

k

Ω

THD

Signal Distorsion at 2W and 4W

Terminals

0.5

%

R1

2W Return Loss

f = 300 to 3400Hz

22

dB

Thl

Trans Hybrid Loss

f = 300 to 3400Hz

24

dB

Gs

Sending Gain

Vso = 0dBm f = 1020Hz

Norm. Polarity

– 0.25

+ 0.25

dB

Gsf

Sending Gain Flatness versus

Frequency

f = 300 to 3400Hz Respect

to 1020Hz

– 0.1

+ 0.1

dB

Gsl

Sending Gain Linearity

fr = 1020Hz,

Vsoref = –10dBm

Vso = + 4 /– 40dBm

– 0.1

+ 0.1

dB

Gr

Receiving Gain

Vri = 0dBm f = 1020Hz

Norm. Polarity

– 0.25

0

+ 0.25

dB

Grf

Receiving Gain Flatness

f = 300 to 3400Hz Respect

to 1020

– 0.1

+ 0.1

dB

No tes : 1. The data into t he digital in terface of L3030 are send i n serial mode. T he f ormat of dat a is the foll ow ing :

a) DAT A IN : the bit at left side is BIT 0 of the wri ting w ord, whil e the bit at the ri ght si de i s B IT 7.

b) DAT A OUT : the bit at the left side is BI T0 of the readin g wor d, whil e the bit at the ri ght i s BI T4.

When appear a symbol X, the val ue of the bit don’ t care.

L3000S - L3030

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