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TEA1065 View Datasheet(PDF) - Philips Electronics

Part NameDescriptionManufacturer
TEA1065 Versatile telephone transmission circuit with dialler interface Philips
Philips Electronics Philips
TEA1065 Datasheet PDF : 28 Pages
First Prev 11 12 13 14 15 16 17 18 19 20 Next Last
Philips Semiconductors
Versatile telephone transmission circuit with
dialler interface
Product specification
TEA1065
CHARACTERISTICS
ILN = 10 to 150 mA; VEE = 0 V; f = 800 Hz; Tamb = 25 °C; R9 = 20 ; unless otherwise specified
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP.
Supply LN and VCC (pins 1 and 21)
VLN
voltage drop over circuit
VLN/T variation with temperature
VLN
voltage drop over circuit
ICC
supply current
Iline = 5 mA
Iline = 15 mA
Iline = 100 mA
Iline = 140 mA
Iline = 15 mA
Iline = 15 mA
RVA = R1-22 = 68 k
RVA = R22-24 = 39 k
PD = LOW; VCC = 2.8 V
PD = HIGH; VCC = 2.8 V
Microphone inputs MIC+ and MIC(pins 8 and 7)
ZI
Gv
Gvf
input impedance
voltage gain
variation with frequency
referred to 800 Hz
Iline = 15 mA; R7 = 68 k
Iline = 15 mA;
f = 300 to 3400 Hz
GvT
variation with temperature
referred to 25 °C
Iline = 50 mA;
Tamb = 25 to 75 °C;
without R6
3.95
4.25
5.4
3
3.6
4.7
18.5
37
0.5
4.25
4.45
6.1
1
3.9
5.0
1.14
73
20.4
38
±0.2
±0.5
Dual-tone multi-frequency input DTMF (pin 19)
ZI
Gv
Gvf
input impedance
voltage gain
variation with frequency
referred to 800 Hz
Iline = 15 mA; R7 = 68 k
Iline = 15 mA
f = 300 to 3400 Hz
GvT
variation with temperature
referred to 25 °C
Iline = 50 mA;
Tamb = 25 to +75 °C
Gain adjustment GAS1 and GAS2 (pin 2 and 3)
Gv
gain variation with R7
connected between pins 2 and 3;
transmitting amplifier
16.8
24.5
0.5
8
20.7
25.5
±0.2
±0.5
MAX.
4.55
4.65
6.7
7.5
+1
4.15
5.3
1.5
105
24.3
39
+0.5
24.6
26.5
+0.5
+8
UNIT
V
V
V
V
mV/K
V
V
mA
µA
k
dB
dB
dB
k
dB
dB
dB
dB
March 1994
15
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