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TEA1067 View Datasheet(PDF) - Philips Electronics

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Description
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TEA1067 Datasheet PDF : 28 Pages
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Philips Semiconductors
Low voltage versatile telephone
transmission circuit with dialler interface
Product specification
TEA1067
CHARACTERISTICS
Iline = 11 to 140 mA; VEE = 0 V; f = 800 Hz; Tamb = 25 °C; unless otherwise specified
PARAMETER
CONDITION
SYMBOL
MIN.
Supply; LN and VCC
Voltage drop over circuit,
between LN and VEE
Variation with temperature
Voltage drop over circuit,
between LN and VEE with
external resistor RVA
Supply current
Supply current
Supply voltage available for
peripheral circuitry
Microphone inputs
MIC+ and MIC
Input impedance (differential)
between MICand MIC+
Input impedance (single-ended)
MICor MIC+ to VEE
Common mode rejection ratio
Voltage gain
MIC+/MICto LN
microphone inputs open
Iline = 1 mA
Iline = 4 mA
Iline = 7 mA
Iline = 11 mA
Iline = 15 mA
Iline = 100 mA
Iline = 140 mA
Iline = 15 mA
VLN
VLN
VLN
VLN
VLN
VLN
VLN
VLN/T
Iline = 15 mA;
RVA (LN to REG)
= 68 k
Iline = 15 mA;
RVA (REG to SLPE)
= 39 k
PD = LOW;
VCC = 2.8 V
ICC
PD = HIGH;
VCC = 2.8 V
ICC
Iline = 15 mA;
MUTE = HIGH
Ip = 1.4 mA
VCC
Ip = 0 mA
VCC
Iline = 15 mA;
R7 = 68 k
Zi
Zi
kCMR
Gv
1.75
2.25
3.55
3.65
4.9
3
3.1
4.2
2.2
2.95
51
25.5
51
TYP.
1.6
2.0
2.8
3.8
3.9
5.6
1
3.4
4.5
1.0
55
2.4
3.2
64
32
82
52
MAX. UNIT
V
2.25
V
3.35
V
4.05
V
4.15
V
6.5
V
7.5
V
1
mV/K
3.7
V
4.8
V
1.35
mA
82
µA
V
V
77
k
38.5
k
dB
53
dB
June 1990
11
 

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