UBA1707T/C2 Просмотр технического описания (PDF) - Philips Electronics

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UBA1707T/C2

Cordless telephone, answering machine line interface

Philips Electronics 

Philips Semiconductors

Cordless telephone, answering machine

line interface

Product specification

UBA1707

CHARACTERISTICS

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 test circuit of Fig.17;

unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Supply (pins VCC and GND; bit PD)

VCC

ICC

ICC(pd)

operating supply voltage

current consumption from

pin VCC

current consumption from

pin VCC in power-down mode

Line interface (pins LN, SLPE and REG)

bit PD = 1

3.0

−

5.5

V

−

2.2 3.2

mA

−

110 150

µA

DC CHARACTERISTICS

Vref

stabilized voltage between

Iline = 11 to 140 mA

2.6

pins LN and SLPE

VLN

DC line voltage between pins Iline = 2 mA

−

LN and GND

Iline = 4 mA

−

Iline = 15 mA

2.7

Iline = 140 mA

−

VLN(Rext)

DC line voltage between pins RVA(SLPE−REG) = 8 kΩ

−

LN and GND with an external

resistor RVA

∆VLN(T)

DC line voltage variation with Tamb = −25 to +75 °C

−

temperature referenced to

25 °C

2.9 3.2

V

1.2 −

V

1.8 −

V

3.0 3.3

V

4.35 −

V

4.5 −

V

8.0 −

mV

Masks regulation (pins LCC, LVI, CST and RGL; bit CRC)

DC CHARACTERISTICS

ILCC(max)

maximum current sunk by

pin LCC

500

−

−

µA

Rint(LCC)

internal resistance between

pins VCC and LCC

−

165 −

kΩ

Voltage regulation mode

ILVIV

current sourced from pin LVI bit CRC = 0

−

200 −

nA

Current regulation mode

Iknee

start line current for current bit CRC = 1

regulation mode

−

35 −

mA

RREGC

DC mask slope in current

regulation mode

Iline > Iknee; RLVI = 1 MΩ;

−

RRGL = 7.15 kΩ; bit CRC = 1

1.4 −

kΩ

Current limitation

Iprot

current limitation level

−

145 −

mA

1999 Feb 17

21

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