參數(shù)資料
型號(hào)： 935237450512
廠商： NXP SEMICONDUCTORS
元件分類： 無(wú)繩電話/電話
英文描述： TELECOM, CORDLESS, BASEBAND CIRCUIT, PDSO14
封裝： PLASTIC, SOT-108, SOP-14
文件頁(yè)數(shù)： 6/27頁(yè)
文件大小： 226K
代理商： 935237450512
1997 Jul 14
14
Philips Semiconductors
Product specication
Versatile cordless transmisssion circuit
TEA1118; TEA1118A
Transmit amplier (pins TX
+, TX and GAT)
Zi
input impedance
differential between pins
TX+ and TX
62.5
k
single-ended between pins
TX+/TX
and V
EE
36.5
k
Gvtx
voltage gain from TX+/TX
to LN
VTX = 200 mV (RMS)
10.1
11.3
12.5
dB
Gvtx(f)
gain variation with frequency
referred to 1 kHz
f = 300 to 3400 Hz
±0.2
dB
G
vtx(T)
gain variation with temperature
referred to 25
°C
Tamb = 25 to +75 °C
±0.3
dB
CMRR
common mode rejection ratio
60
dB
G
vtxr
gain voltage reduction range
(TEA1118 only)
external resistor connected
between GAT and REG
6dB
VLN(max)
maximum sending signal
(RMS value)
Iline = 15 mA; THD = 2%
1.4
1.7
V
Iline = 4 mA; THD = 10%
0.8
V
VTX(max)
maximum transmit input voltage
(RMS value)
Iline = 15 mA; THD = 2%
0.45
V
Iline = 75 mA; THD = 2%
0.9
V
Vnotx
noise output voltage at pin LN; pins
TX+/TX
shorted through 200
psophometrically weighted
(P53 curve)
84
dBmp
Transmit mute (pin TMUTE; TEA1118A only)
Gvtxm
gain reduction
TMUTE = HIGH
80
dB
VIL
LOW level input voltage
VEE 0.4
VEE + 0.3 V
VIH
HIGH level input voltage
VEE + 1.5
VCC + 0.4 V
ITMUTE
input current
input level = HIGH
1.25
3
A
Receive amplier (pins IR, QR and GAR)
Z
i
input impedance
20
k
Gvrx
voltage gain from IR to QR
VIR = 4 mV (RMS)
29.8
31
32.2
dB
Gvrx(f)
gain variation with frequency
referenced to 1 kHz
f = 300 to 3400 Hz
±0.2
dB
G
vrx(T)
gain variation with temperature
referenced to 25
°C
Tamb = 25 to +75 °C
±0.3
dB
G
vrxr
gain voltage reduction range
external resistor connected
between GAR and QR
12
dB
Vo(rms)
maximum receive signal
(RMS value)
IP = 0 mA sine wave drive;
RL = 150 ; THD = 2%
0.25
V
IP = 0 mA sine wave drive;
RL = 450 ; THD = 2%
0.35
V
Vnorx(rms)
noise output voltage at pin QR
(RMS value)
IR open-circuit;
RL = 150 ;
psophometrically weighted
(P53 curve)
TEA1118
89
dBVp
TEA1118A
86
dBVp
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
相關(guān)PDF資料
PDF描述
935237450518 TELECOM, CORDLESS, BASEBAND CIRCUIT, PDSO14
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