TEA1065T View Datasheet(PDF) - Philips Electronics
Part Name
Description
View to exact match
TEA1065T Datasheet PDF : 28 Pages
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Philips Semiconductors
Versatile telephone transmission circuit with
dialler interface
Product specification
TEA1065
SYMBOL
PARAMETER
CONDITIONS
Gain adjustment GAR (pin 6)
∆Gv
receiving amplifier, gain
adjustment range
Mute input MUTE (pin 20)
VIH
VIL
IMUTE
∆Gv
input voltage HIGH
input voltage LOW
input current
change of microphone amplifier
gain
Gv
voltage gain from DTMF input
to QR+ or QR−
Power-down input PD (pin 18)
VIH
input voltage HIGH
VIL
input voltage LOW
IPD
input current
Automatic gain control input AGC (pin 23)
∆Gv
controlling the gain from IR to
QR+, QR− and the gain from
MIC+, MIC− to LN; gain control
range with respect to
Iline = 15 mA
Iline
highest line current for
maximum gain
Iline
lowest line current for minimum
gain
∆Gv
change of gain between
Iline = 15 and 35.5 mA
Current limiting input CURL (pin 15)
VBE
base-emitter voltage drop of
internal transistor
HFE
current gain of internal
transistor
IC(max)
maximum collector current of
internal transistor
MUTE = HIGH
MUTE = HIGH;
R4 = 100 kΩ
single-ended; RT = 300 Ω
R6 = 118 kΩ
see Fig.13;
IC = 50 µA = IDOC
see Fig.13;
IC = 50 µA = IDOC
see Fig.13
Bandgap reference voltage output VBG (pin 12)
VBG
reference voltage
IBG
output drive capability
ZO
output impedance
note 1
MIN.
−11
1.5
−
−
−
−19
1.5
-
-
−5.5
−
−
−
−
60
−
−
−100
−
TYP.
−
−
−
8
−70
−17
-
-
2.5
−5.9
28
50
-1.5
0.7
120
−
1.22
-
12
MAX.
+8
VCC
0.3
15
−
−15
VCC
0.3
5.0
−6.3
−
−
−
−
−
2
−
+50
−
UNIT
dB
V
V
µA
dB
dB
V
V
µA
dB
mA
mA
dB
V
mA
V
µA
Ω
March 1994
17
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