UBA1706 datasheet(3/28 Pages) PHILIPS

Part #	UBA1706

Description	Cordless telephone line interface

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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3 / 28 page

1999 Jun 04

3

Philips Semiconductors

Objective speciﬁcation

Cordless telephone line interface

UBA1706

QUICK REFERENCE DATA

Iline = 15 mA; VCC = 3.3 V; RSLPE =10 Ω; AGC pin connected to GND; Zline = 600 Ω; ZSET = 619 Ω; EHI = HIGH;

f = 1 kHz; Tamb =25 °C; bit AGC at logic 1, all other conﬁguration bits at logic 0; measured in the test circuit of Fig.14;

unless otherwise speciﬁed.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

VCC

supply voltage

3.0

−

5.5

V

ICC

current consumption from pin VCC

normal operation; bit PD = 0

−

2.2

3.2

mA

power-down mode; bit PD = 1

−

110

150

µA

Iline

line current operating range

normal operation

11

−

140

mA

with reduced performance

3

−

11

mA

VLN

DC line voltage

2.7

3.0

3.3

V

RREGC

DC mask slope in current regulation

mode

Iline > 35 mA (typical);

RLVI =1MΩ; RRGL = 7.15 kΩ;

bit CRC = 1

−

1.4

−

k

Ω

Gv(trx)

voltage gain

transmit amplifier from TXI to LN

VTXI = 50 mV (RMS)

10.6

11.6

12.6

dB

receive amplifier from RXI to RXO VRXI = 2 mV (RMS)

36.9

37.9

38.9

dB

∆G

v(trx)

gain control range for transmit and

receive ampliﬁers with respect to

Iline =15mA

Iline =90mA

−

6.5

−

dB

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