參數(shù)資料
型號： 935262584512
廠商： NXP SEMICONDUCTORS
元件分類： 無繩電話/電話
英文描述： TELEPHONE SPEECH CKT, PDSO16
封裝： PLASTIC, SOT-109, SO-16
文件頁數(shù)： 7/30頁
文件大?。?/td> 178K
代理商： 935262584512
2000 Feb 18
15
Philips Semiconductors
Product specication
Speech circuit with dialler interface, regulated
supply and earpiece volume control
TEA1111A
CHARACTERISTICS
Iline = 15 mA; VEE =0V; VVCI =0V; RSLPE =20 ; pin AGC connected to VEE; Zline = 600 ; f = 1 kHz; measured
according to test circuits given in Figs 15, 16 and 17; Tamb =25 °C for TEA1111AT; Tj =25 °C for TEA1111AUH; unless
otherwise specied.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply (pins LN, VCC, SLPE, REG and VDD)
THE LINE INTERFACE (PINS LN, SLPE AND REG)
Vref
stabilized reference voltage
between pins LN and SLPE
3.5
3.8
4.1
V
VLN
DC line voltage
Iline =1mA
1.5
V
Iline =4mA
2.5
V
Iline = 15 mA
3.7
4.0
4.3
V
Iline = 140 mA
6.7
7.2
V
VLN(Rext)
DC line voltage with an
external resistor RVA
RVA =90k (between
pins LN and REG)
3.6
V
LN(T)
DC line voltage variation with
temperature referenced to
25
°C
Tamb = 25 to +75 °C
±40
mV
THE INTERNAL SUPPLY POINT (PIN VCC)
ICC
internal current consumption
VCC = 3.3 V
1.15
1.4
mA
VCC
supply voltage for internal
circuitry
IP =0mA
3.3
V
THE REGULATED SUPPLY POINT (PIN VDD)
ISUP
input current of the VDD
regulator (current from pin LN
not owing through pin SLPE)
Iline =1mA
0
mA
Iline =4mA
1.2
mA
Iline ≥ 11 mA
4.3
mA
VDD
regulated supply voltage in:
speech mode
IDD = 3 mA;
VLN > 3.6 V + 0.28 V (typ.);
Iline ≥ 11 mA
2.95
3.25
3.55
V
speech mode at reduced
performance
Iline =4mA
VLN 0.35
V
ringer mode
Iline = 0 mA; IDD = 75 mA
3.0
3.3
3.6
V
IDD
regulated supply current
available in:
speech mode
Iline ≥ 11 mA
3mA
speech mode at reduced
performance
Iline =4mA
1
mA
trickle mode
Iline = 0 mA;
VCC discharging;
VDD = 1.2 V
100
nA
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