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TEA1114A View Datasheet(PDF) - Philips Electronics

Part NameDescriptionManufacturer
TEA1114A Low voltage telephone transmission circuit with dialler interface and regulated strong supply Philips
Philips Electronics Philips
TEA1114A Datasheet PDF : 28 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Philips Semiconductors
Low voltage telephone transmission circuit with
dialler interface and regulated strong supply
Product specification
TEA1114A
QUICK REFERENCE DATA
Iline = 15 mA; VEE = 0 V; RSLPE = 20 ; AGC pin connected to VEE; Zline = 600 ; 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
Iline
VLN
ICC
VCC
VDD
IDD
Gv(TX)
Gv(RX)
Gv(QR)
Gv(trx)
Gv(trx)(m)
PARAMETER
CONDITIONS
line current operating range
normal operation
with reduced performance
DC line voltage
internal current consumption
supply voltage for internal circuitry
(unregulated)
VCC = 3.6 V
IP = 0 mA
regulated supply voltage for peripherals
speech mode
ringer mode
available supply current for peripherals
IDD = 3 mA
IDD = 75 mA
typical voltage gain for microphone
amplifier
VMIC = 4 mV (RMS)
typical voltage gain for receiving amplifier
gain setting range for earpiece amplifier
gain control range for microphone and
receive amplifiers with respect to
Iline = 15 mA
gain reduction for microphone and receive
amplifiers
VIR = 4 mV (RMS)
RE1 = 100 k
Iline = 85 mA
MUTE = LOW
MIN.
11
1
4.05
3.0
3.0
43.2
32.4
14
TYP.
4.35
1.25
3.6
3.3
3.3
44.2
33.4
6.0
80
MAX. UNIT
140 mA
11 mA
4.65 V
1.5 mA
V
3.6 V
3.6 V
3 mA
45.2 dB
34.4 dB
+12 dB
dB
dB
2000 Mar 21
3
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