參數(shù)資料
型號： 935260607118
廠商： NXP SEMICONDUCTORS
元件分類： 無繩電話/電話
英文描述： TELEPHONE MULTIFUNCTION CKT, PDSO28
封裝： PLASTIC, SOT-136, SO-28
文件頁數(shù)： 27/56頁
文件大?。?/td> 360K
代理商： 935260607118
2000 May 19
33
Philips Semiconductors
Product specication
One-chip telephone ICs with speech,
dialler and ringer functions
UBA2050(A); UBA2051(A;C)
CHARACTERISTICS
Iline = 15 mA; GND = 0 V; RSLPE =20 ; pin AGC connected to GND; Zline = 600 ; f = 1 kHz; fxtal = 3.579545 MHz;
Tamb =25 °C; measured according to the test circuits of Figs 32, 33 and 34; see also Figs 37 and 38; unless otherwise
specied.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
LINE INTERFACE (PIN LN)
Iline
line current operating range
normal operation
11
140
mA
reduced performance
1
11
mA
Vref
stabilized reference voltage
between pins LN and SLPE
3.9
4.15
4.4
V
VLN
DC line voltage
Iline =1mA
1.45
V
Iline =4mA
2.0
V
Iline = 15 mA
4.05
4.35
4.65
V
Iline = 140 mA
7.1
7.55
V
VLN(Rext)
DC line voltage with external
resistor
external resistor
RVA = 44.2 k (between
pins LN and REG)
3.6
V
LN(T)
DC line voltage variation with
temperature
Tamb = 25 to +75 °C;
referenced to Tamb =25 °C
±40
mV
INTERNAL SUPPLY VOLTAGE (PIN VCC)
ICC
internal current consumption
VCC = 3.6 V
1.25
1.5
mA
VCC
supply voltage for
speech/transmission part and
peripherals
IP =0mA
3.6
V
REGULATED SUPPLY VOLTAGE (PIN VDD)
ISUP
input current of the VDD
regulator
current from pin LN not
owing through pin SLPE
Iline =1mA
0
mA
Iline =4mA
2.15
mA
Iline ≥ 11 mA
4.5
mA
VDD
regulated supply voltage
speech mode;
IDD = 2.6 mA;
VLN > 3.6 V + 0.25 V (typ.);
Iline ≥ 11 mA
3.0
3.3
3.6
V
speech mode at reduced
performance; Iline =4mA
VLN 0.35
V
ringer mode; Iline = 0 mA;
IDD =75mA
3.0
3.3
3.6
V
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