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TEA1064BT View Datasheet(PDF) - Philips Electronics

Part Name
Description
Manufacturer
TEA1064BT Datasheet PDF : 32 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Philips Semiconductors
Low voltage versatile telephone transmission circuit
with dialler interface and transmit level dynamic limiting
Product specification
TEA1064B
handbook, h6alfpage
VLN(p-p)
(V)
4
Ip =
0 mA
2
1.4 mA
2.7 mA
MBA437
0
10
20
Iline (mA)
30
R16 = 392 ; Ip with respect to Fig.3.
Fig.7
Typical AC output swing at total harmonic
distortion (THD) = 2% on the line as a
function of line current with peripheral
supply current as a parameter.
handbook, halfpage
Leq
Vref
R9
20
LN
Rp
REG
C3
4.7 µF
R1
VCC
C1
VEE1
MBA438
Leq = C3 × R9 × Rp
Rp = 15 k
Fig.8 Equivalent impedance between LN and
VEE.
handbook, full pagewidth
7.8
Vref
(V)
6.6
MBA467
5.4
4.2
3.0
0
40
80
120
RVVA (REG-SLPE) (k)
with RVA
infinite
VLN = VLN-SLPE + ({Iline 1.55 × 103 A} × R9).
Fig.9 Internal reference voltage VLN-SLPE as a function of resistor RVA(REG-SLPE) for line currents between 11 mA
and 140 mA.
March 1994
9
 

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