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TEA1083A View Datasheet(PDF) - Philips Electronics

Part NameDescriptionManufacturer
TEA1083A Call progress monitor for line powered telephone sets Philips
Philips Electronics Philips
TEA1083A Datasheet PDF : 20 Pages
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Philips Semiconductors
Call progress monitor for line powered
telephone sets
Product specification
TEA1083; TEA1083A
CHARACTERISTICS
VSUP = 3.6 V; VSS = 0 V; ISUP = 15 mA; VSUP = 0 V (RMS); f = 800 Hz; Tamb = 25 °C; PD = LOW; LSE = HIGH;
loudspeaker amplifier load = 50 ; all measurements taken in test circuit Fig.10; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
Supply
VSUP
VSUPSREF
VBB
VBB
VBB/T
ISUP
THD
Vno(RMS)
Minimum DC input voltage
Internal reference voltage
Stabilized supply voltage
Variation of supply voltage
Variation of supply voltage with
temperature, referred to 25 °C
Minimum operating current
Distortion of AC signal between
SUP and VEE
Noise between SUP and VEE
(RMS value)
400
ISUP = 15 mA
from ISUP = 15 to 120 mA
Tamb = 25 to +75 °C;
Isup = 15 mA
2.75
VSUP(RMS) = 1 V
psophometrically
weighted (P53 curve)
Current consumption in
power-down condition
PD = HIGH
ISUP
VSUP = 3.6 V
IBB
VBB = 2.95 V
Loudspeaker amplifier inputs LSI1 and LSI2
Zi
input impedance (LSI1 and LSI2) single ended
7.5
differential (LSI1 to LSI2) 15
Gv
Voltage gain from LSI1/2 to QLS ISUP = 15 mA;
34
Vi = 2 mV (RMS)
Gv
Total gain variation with input
signal from 2 mV(RMS) to
10 mV(RMS)
G/T
Total gain variation with
Tamb = 25 to +75 °C
temperature referred to 25 °C
VBB + 0.6
500
2.95
15
±0.2
600
3.15
2.5
4.0
0.3
71
50
75
400
550
9.5
11.5
19
23
35
36
0.2
±0.4
V
mV
V
mV
mV/K
mA
%
dBmp
µA
µA
k
k
dB
dB
dB
Output capabilities
VO(p-p)
Maximum output voltage
THD = 3%; 50 load
2.0
2.5
V
(peak-to-peak value)
VO(p-p)
Output voltage (peak-to-peak Vi = 10 mV(RMS);
1.6
V
value)
ISUP = 15 mA;
VSUPVEE = 1 V (RMS)
Vno(RMS) Noise output voltage (RMS
1 kbetween inputs
250
µV
value)
LSI1 and LSI2;
psophometrically
weighted (P53 curve)
Power-down input (PD) (TEA1083A only)
VIL
LOW level input voltage
VIH
HIGH level input voltage
IPD
Input current
PD = HIGH
0
1.5
2.3
0.3
V
VBB
V
2.8
µA
March 1994
10
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