UBA2050 datasheet(36/52 Pages) PHILIPS

No de pièce	UBA2050

Description	One-chip telephone ICs with speech, dialler and ringer functions

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Fabricant	PHILIPS [NXP Semiconductors]

Site Internet	http://www.nxp.com

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36 / 52 page

2000 May 19

36

Philips Semiconductors

Product speciﬁcation

One-chip telephone ICs with speech,

dialler and ringer functions

UBA2050(A); UBA2051(A;C)

Automatic gain control (pin AGC)

∆Gv(trx)

voltage gain control range for

microphone and receive

ampliﬁers

Iline = 85 mA; referenced to

Iline =15mA

−

6.0

−

dB

Istart

highest line current for

maximum gain

−

23

−

mA

Istop

lowest line current for

minimum gain

−

59

−

mA

Oscillator (pin XTAL)

VXTAL

DC voltage level

−

0.5VDD

−

V

Re(Zi)

real part of input impedance

of pin XTAL

VXTAL = 100 mV (RMS);

fxtal = 3.57 MHz

−−6

−

k

Ω

Control inputs (pins CE/CSI and CE/FDI)

VIL

LOW-level input voltage

GND

− 0.4 −

0.2VDD

V

VIH

HIGH-level input voltage

0.8VDD

−

VDD + 0.4 V

ILI

input leakage current

GND < Vi <VDD

−500

−

+500

nA

Keyboard inputs/outputs (pins C1 to C4, R1 to R4); note 2

VIL

LOW-level input voltage

0

−

0.2VDD

V

VIH

HIGH-level input voltage

0.8VDD

−

VDD

V

IOL

port sink current LOW

VOL = 0.15 V

0.7

1.6

−

mA

IOH1

port pull-up source 1 current

HIGH

VOH =VIH(min)

15

35

−µA

VOL =VIL(max)

−

70

140

µA

IOH2

port pull-up source 2 current

HIGH

VOH =VIH(min)

30

80

−

nA

VOL =VIL(max)

−

150

300

nA

Control output (pin DP/FL)

ILI

input leakage current

GND < Vi <VDD

−500

−

+500

nA

IOL

port sink current LOW

Vo = 0.15 V

1

2.5

−

mA

Control outputs (pins DMO, KT and LED)

IOL

port sink current LOW

Vo = 0.4 V

1.5

4

−

mA

IOH

port source current HIGH

Vo =VDD − 0.15 V

−1

−2

−

mA

DTMF/ringer output

TONE GENERATOR (PIN MDY/TONE); note 3

I

o

maximum output current

70

100

−µA

VHG(rms)

high group frequency voltage

(RMS value)

DTMF mode

−

181

−

mV

VLG(rms)

low group frequency voltage

(RMS value)

DTMF mode

−

142

−

mV

GV

pre-emphasis of group

1.5

2.0

2.5

dB

VDC

DC voltage level

−

0.5VDD

−

V

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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Description similaire - UBA2050

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NXP Semiconductors	TEA1069	301Kb / 44P	Versatile speech/dialler/ringer with music-on-hold 1998 Jan 08
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Motorola, Inc	MC34012-1	21Kb / 1P	TELEPHONE TONE RINGER
Unisonic Technologies	31002A	193Kb / 5P	TELEPHONE TONE RINGER
KODENSHI_AUK CORP.	KK3726AN	260Kb / 4P	Universal Speech Circuit with Dialler Interface
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UBA2050 Fiches technique(PDF) 36 Page - NXP Semiconductors

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Numéro de pièce similaire - UBA2050

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