PBL386202QNT datasheet(5/16 Pages) ERICSSON

Part #	PBL386202QNT

Description	Subscriber Line Interface Circuit

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Manufacturer	ERICSSON [Ericsson]

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PBL 386 20/2

5

Four-wire to two-wire, g

4-2

6

relative to 0 dBm, 1.0 kHz. E

L=0 V

0.3 kHz < f < 3.4 kHz

-0.2

0.1

dB

f = 8 kHz, 12 kHz,

-1.0

0

dB

16 kHz

-2.0

0

dB

Four-wire to four-wire, g

4-4

6

relative to 0 dBm.1.0 kHz, E

L=0 V

0.3 kHz < f < 3.4 kHz

-0.2

0.1

dB

Insertion loss

Two-wire to four-wire, G

2-4

6

0 dBm, 1.0 kHz, Note 5

V

TX

G

2-4 = 20 · Log

; E

RX = 0

-0.2

0.2

dB

V

TR

PTG = AGND

-6.22

-6.02

-5.82

dB

Four-wire to two-wire, G

4-2

6

0 dBm, 1.0 kHz, Note 6

V

TR

G

4-2 = 20 · Log

; E

L = 0

-0.2

0.2

dB

E

RX

Gain tracking

Two-wire to four-wire

6

Ref. -10 dBm, 1.0 kHz, Note 7

-40 dBm to + 0 dBm

-0.1

0.1

dB

-55 dBm to -40 dBm

-0.2

0.2

dB

Four-wire to two-wire

6

Ref. -10 dBm

-40 dBm to + 0 dBm

-0.1

0.1

dB

-55 dBm to -40 dBm

-0.2

0.2

dB

Noise

Idle channel noise at two-wire

C-message weighting

12

dBrnC

(TIPX-RINGX) or four-wire (VTX) output

Psophometrical weighting

-78

dBmp

Note 8

Harmonic distortion

Two-wire to four-wire

6

0 dBm

-67

-50

dB

Four-wire to two-wire

0.3 kHz < f < 3.4 kHz

-67

-50

dB

Battery feed characteristics

Constant loop current, I

LProg

12

I

LProg =

1 000 - 4.0 (mA)

0.92 I

LProg

I

LProg

1.08 I

LProg

mA

R

LC

I

LProg @ 30 mA

12

I

LProg =

1 000 - 4.2 (mA)

0.95 I

LProg

I

LProg

1.05 I

LProg

mA

R

LC

I

LProg @ 18 mA

12

I

LProg =

1 000 - 3.9 (mA)

0.94 I

LProg

I

LProg

1.06 I

LProg

mA

R

LC

R

LC in kΩ

Open circuit state loop current, I

LOC

R

L = 0Ω

-100

0

100

µA

Ref

Parameter

fig

Conditions

Min

Typ

Max

Unit

Figure 6.

Frequency response, insertion loss,

gain tracking.

1

<< R

L, RL = 600 Ω

ωC

R

T = 120 kΩ, RRX = 60 kΩ

PBL 386 20/2

TIPX

RINGX

RSN

VTX

RT

RRX

ERX

RL

VTR

ILDC

C

EL

VTX

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