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參數(shù)資料
| 型號： | 933880320112 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | TELEPHONE SPEECH CKT, PDSO20 |
| 封裝： | PLASTIC, SOT-163, SO-20 |
| 文件頁數(shù)： | 5/29頁 |
| 文件大?。?/td> | 231K |
| 代理商： | 933880320112 |
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June 1990
13
Philips Semiconductors
Product specication
Low voltage versatile telephone
transmission circuit with dialler interface
TEA1067
Receiving amplier outputs
QR
+ and QR
Output impedance
(single-ended)
Z
o
4
Voltage gain from IR to
QR
+ or QR
Iline = 15 mA
R4 = 100 k
single-ended
RL (from QR+ or
QR
) = 300
Gv
30
31
32
dB
differential
RL (from QR+ or
QR
) = 600
Gv
36
37
38
dB
Gain variation with frequency
at f = 300 Hz
and f = 3400 Hz
w.r.t. 800 Hz
G
vf
0.5
0.2
0
dB
Gain variation with temperature
at
25 °C and +75 °C
w.r.t. 25
°C
without R6;
Iline = 50 mA
GvT
±0.2
dB
Output voltage
sinewave drive
Iline = 15 mA;
Ip = 0 mA; THD = 2%
R4 = 100 k
single-ended
RL = 150
Vo(rms)
0.25
0.29
V
RL = 450
Vo(rms)
0.45
0.55
V
differential
f = 3400 Hz;
series R = 100
;
CL = 47 nF
Vo(rms)
0.65
0.80
V
Output voltage
THD = 10%;
RL = 150
R4 = 100 k
Iline = 4 mA
Vo(rms)
15
mV
Iline = 7 mA
Vo(rms)
130
mV
Noise output voltage
Iline = 15 mA;
R4 = 100 k
;
IR open-circuit
psophometrically
weighted; (P53 curve)
single-ended
RL = 300
Vno(rms)
50
V
differential
RL = 600
Vno(rms)
100
V
PARAMETER
CONDITION
SYMBOL
MIN.
TYP.
MAX.
UNIT
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