Philips Semiconductors
Call progress monitor for line powered
telephone sets
Product specification
TEA1083; TEA1083A
LIMITING VALUES
In accordance with the Absolute Maximum System (IEC134)
SYMBOL
PARAMETER
CONDITIONS
MIN.
VSUP
VSUP
VSREF
V
ISUP
Ptot
Tstg
Tamb
Tj
Supply voltage
continuous
−
during switch-on or line interruption
−
Repetitive supply voltage from 1 ms to
−
5 s with 12 Ω current limiting resistor
in series with supply
Supply reference voltage
Voltage on all other pins
VSS − 0.5
VSS − 0.5
Supply current
see Fig.6
−
Total power dissipation
TEA1083
Tamb = 75 °C; Tj = 125 °C
−
TEA1083A
−
TEA1083AT
−
Storage temperature range
−40
Operating ambient temperature range
−25
Junction temperature
−
MAX.
UNIT
12
V
13.2
V
28
V
VSUP + 0.5 V
VBB + 0.5 V
120
mA
500
mW
769
mW
555
mW
+125
°C
+75
°C
+125
°C
THERMAL RESISTANCE
SYMBOL
Rth j-a
PARAMETER
from junction to ambient in free air (TEA1083)
from junction to ambient in free air (TEA1083A)
from junction to ambient in free air (TEA1083AT)
THERMAL RESISTANCE
100 K/W
65 K/W
90 K/W
March 1994
8