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TEA1114A Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. TEA1114A
Description  Low voltage telephone transmission circuit with dialler interface and regulated strong supply
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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TEA1114A Datasheet(HTML) 3 Page - NXP Semiconductors

 
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2000 Mar 21
3
Philips Semiconductors
Product specification
Low voltage telephone transmission circuit with
dialler interface and regulated strong supply
TEA1114A
QUICK REFERENCE DATA
Iline = 15 mA; VEE =0V; RSLPE =20 Ω; AGC pin connected to VEE;Zline = 600 Ω; f = 1 kHz; measured according to test
circuits given in Figs 15, 16 and 17; Tamb =25 °C for TEA1114A(T); Tj =25 °C for TEA1114AUH; unless otherwise
specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Iline
line current operating range
normal operation
11
140
mA
with reduced performance
1
11
mA
VLN
DC line voltage
4.05
4.35
4.65
V
ICC
internal current consumption
VCC = 3.6 V
1.25
1.5
mA
VCC
supply voltage for internal circuitry
(unregulated)
IP =0mA
3.6
V
VDD
regulated supply voltage for peripherals
speech mode
IDD = −3 mA
3.0
3.3
3.6
V
ringer mode
IDD = 75 mA
3.0
3.3
3.6
V
IDD
available supply current for peripherals
−−−3mA
Gv(TX)
typical voltage gain for microphone
amplifier
VMIC = 4 mV (RMS)
43.2
44.2
45.2
dB
Gv(RX)
typical voltage gain for receiving amplifier
VIR = 4 mV (RMS)
32.4
33.4
34.4
dB
∆Gv(QR)
gain setting range for earpiece amplifier
RE1 = 100 kΩ−14
+12
dB
∆G
v(trx)
gain control range for microphone and
receive amplifiers with respect to
Iline =15mA
Iline =85mA
6.0
dB
∆G
v(trx)(m)
gain reduction for microphone and receive
amplifiers
MUTE = LOW
80
dB


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