SLIC Products

7

ELECTRICAL CHARACTERISTICS

Note:

* Performance Grade

Description

Test Conditions (See Note 1)

Min

Typ

Max

Unit

Note

Transmission Performance

2-wire return loss

200 Hz to 3.4 kHz (Test Circuit D)

26

dB

1, 4, 6

3

20

Ω

4

0°C to +70°C

–35

+35

mV

–40°C to +85°C

–40

+40

4

1

20

Ω

Overload level, 2-wire and 4-wire,

off hook

Active state

2.5

Vpk

2a

Overload level, 2-wire

0.88

Vrms

2b

THD (Total Harmonic Distortion)

+3 dBm, BAT2 = –24 V

–64

–50

dB

5

THD, on hook, OHT state

BAT1 = –75 V

–40

Longitudinal Performance (See Test Circuit C)

Longitudinal to metallic

200 Hz to 1 kHz

–1, –3*

52

dB

L-T, L-4 balance

normal polarity

–2, –4

63

reverse polarity

–2

54

normal polarity,

–40°C to +85°C

–2, –4

58

4

1 kHz to 3.4 kHz

–1, –3*

52

normal polarity

–2, –4

58

reverse polarity

–2

54

normal polarity,

–40°C to +85°C

–2, –4

54

4

Longitudinal signal generation 4-L

200 Hz to 800 Hz normal polarity

42

Longitudinal current per pin (A or B)

Active or OHT state

12

28

mArms

4

Longitudinal impedance at A or B

25

Ω/pin

Idle Channel Noise

C-message weighted noise

0°C to +70°C

+7

+11

dBrnC

–40°C to +85°C

+12

4

Psophometric weighted noise

0°C to +70°C

–83

–79

dBmp

–40°C to +85°C

–78

Insertion Loss and Four- to Four-Wire Balance Return Signal (See Test Circuits A and B)

Gain accuracy

4- to 2-wire

0 dBm, 1 kHz

–0.20

0

+0.20

dB

3

Gain accuracy

2- to 4-wire and

0 dBm, 1 kHz

–6.22

–6.02

–5.82

4- to 4-wire

Gain accuracy

4- to 2-wire

OHT state, on hook

–0.35

0

+0.35

Gain accuracy

2- to 4-wire and

4- to 4-wire

OHT state, on hook

–6.37

–6.02

–5.77

Gain accuracy over frequency

300 to 3400 Hz

0°C to +70°C

–0.10

+0.10

relative to 1 kHz

–40°C to +85°C

–0.15

+0.15

3, 4

Gain tracking

+3 dBm to –55 dBm 0°C to +70°C

–0.10

+0.10

relative to 0 dBm –40°C to +85°C

–0.15

+0.15

Gain tracking

0 dBm to –37 dBm

0°C to +70°C

–0.10

+0.10

OHT state, on hook

–40°C to +85°C

–0.15

+0.15

+3 dBm to 0 dBm

–0.35

+0.35

3

Group delay

0 dBm, 1 kHz

3

µs

1, 4, 6