Philips Semiconductors
Product specification
Low voltage transmission circuits with
dialler interface
TEA1062; TEA1062A
CHARACTERISTICS
I
line
= 11 to 140 mA; V
EE
= 0 V; f = 800 Hz; T
amb
= 25
°C;
unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies LN and V
CC
(pins 1 and 13)
V
LN
voltage drop over circuit between LN
and V
EE
MIC inputs open-circuit
I
line
= 1 mA
I
line
= 4 mA
I
line
= 15 mA
I
line
= 100 mA
I
line
= 140 mA
∆V
LN
/∆T
V
LN
variation with temperature
voltage drop over circuit between LN
and V
EE
with external resistor R
VA
supply current
supply voltage available for peripheral
circuitry
TEA1062
V
CC
supply voltage available for peripheral
circuitry
TEA1062A
Microphone inputs MIC− and MIC+ (pins 6 and 7)
Z
i
input impedance
differential
single-ended
CMRR
G
v
∆G
vf
∆G
vT
common mode rejection ratio
voltage gain MIC+ or MIC− to LN
gain variation with frequency
referenced to 800 Hz
gain variation with temperature
referenced to 25
°C
I
line
= 15 mA; R7 = 68 kΩ
f = 300 and 3400 Hz
without R6; I
line
= 50 mA;
T
amb
=
−25
and +75
°C
between MIC− and MIC+
MIC− or MIC+ to V
EE
−
−
−
50.5
−
−
64
32
82
52.0
±0.2
±0.2
−
−
−
53.5
−
−
kΩ
kΩ
dB
dB
dB
dB
I
line
= 15 mA
I
line
= 15 mA
R
VA
(LN to REG) = 68 kΩ
V
CC
= 2.8 V
I
line
= 15 mA; MUTE = HIGH
I
p
= 1.2 mA
I
p
= 0 mA
I
line
= 15 mA; MUTE = LOW
I
p
= 1.2 mA
I
p
= 0 mA
2.2
−
2.7
3.4
−
−
V
V
2.2
−
2.7
3.4
−
−
V
V
−
−
3.5
4.5
0.9
−
−
1.35
V
V
mA
R
VA
(REG to SLPE) = 39 kΩ
−
I
CC
V
CC
−
−
3.55
4.9
−
−
1.6
1.9
4.0
5.7
−
−0.3
−
−
4.25
6.5
7.5
−
V
V
V
V
V
mV/K
DTMF input (pin 11)
|Z
i
|
G
v
∆G
vf
∆G
vT
input impedance
voltage gain from DTMF to LN
gain variation with frequency
referenced to 800 Hz
gain variation with temperature
referenced to 25
°C
I
line
= 15 mA; R7 = 68 kΩ
f = 300 and 3400 Hz
I
line
= 50 mA;
T
amb
=
−25
and +75
°C
−
24.0
−
−
20.7
25.5
±0.2
±0.2
−
27.0
−
−
kΩ
dB
dB
dB
1997 Sep 03
11
PHILIPS [ NXP SEMICONDUCTORS ]
