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TEA1110AG-D14-T 数据表(PDF) 4 Page - Unisonic Technologies

部件名 TEA1110AG-D14-T
功能描述  LOW VOLTAGE VERSATILE TELEPHONE TRANSMISSION CIRCUIT
Download  9 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

TEA1110AG-D14-T 数据表(HTML) 4 Page - Unisonic Technologies

  TEA1110AG-D14-T Datasheet HTML 1Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 2Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 3Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 4Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 5Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 6Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 7Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 8Page - Unisonic Technologies TEA1110AG-D14-T Datasheet HTML 9Page - Unisonic Technologies  
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TEA1110A
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
4 of 9
www.unisonic.com.tw
QW-R108-014.D
ELECTRIC CHARACTERISTICS(Cont.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNIT
Receiving amplifier (pins IR, QR and GAR)
Voltage gain from IR to QR
GVRX
VIR = 4mV (RMS)
32
33
34
dB
Gain variation with frequency referred to
1kHz
GVRX(F) f = 300~3400 Hz
±0.2
dB
Gain variation with temperature referred
to 25°C
GVRX(T) Ta = -25 ~ +75 °C
±0.3
dB
Gain voltage reduction range
GVRXR
external resistor connected between
GAR and QR
14
dB
Maximum receiving signal
(RMS value)
VO(rms)
IP =0mA sine wave drive
RL = 50Ω, THD =2%
0.25
V
IP = 0mA sine wave drive
RL =450 Ω, THD =2%
0.35
Noise output voltage at pin R
(RMS value)
VNORX(rms)
GVRX =33dB, IR open-circuit,
RL =150Ω
-87
dBVp
Automatic gain control (pin AGC)
Gain control range for microphone and
receiving amplifiers with respect to
ILINE=15mA
GVTRX
ILINE = 85mA
5.9
dB
Highest line current for maximum gain
ISTART
23
mA
Lowest line current for minimum gain
ISTOP
56
mA
DTMF amplifier (pin DTMF)
Voltage gain from DTMF to LN
GVDTMF
VDTMF = 20mV (RMS)
MUTE = LOW
24.1 25.3 26.5
dB
Gain variation with frequency referred to
1kHz
GVDTMF(F) f = 300~3400Hz
±0.2
dB
Gain variation with temperature referred
to25°C
GVDTMF(T) Ta = -25 ~ +75 °C
±0.4
dB
Voltage gain from DTMF to QR
(confidence tone)
GVCT
VDTMF = 20mV (RMS)
RL = 150 Ω
-15
dB
Mute function (pin MUTE)
LOW level input voltage
VIL
VEE
-0.4
VEE
+0.3
V
HIGH level input voltage
VIH
VEE
+1.5
VCC
+0.4
V
Input current
MUTE
I
1.5
μA
Gain reduction for microphone and
receiving amplifiers
GVTRXM MUTE = LOW
80
dB


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