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參數(shù)資料
| 型號(hào)： | TEA1118T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | Versatile cordless transmisssion circuit |
| 中文描述： | TELECOM, CORDLESS, BASEBAND CIRCUIT, PDSO14 |
| 封裝： | SO-14 |
| 文件頁數(shù)： | 15/24頁 |
| 文件大?。?/td> | 188K |
| 代理商： | TEA1118T |
1997 Jul 14
15
Philips Semiconductors
Product specification
Versatile cordless transmisssion circuit
TEA1118; TEA1118A
Automatic gain control (pin AGC)
G
vtrx
gain control range for transmit and
receive amplifiers with respect to
I
line
= 15 mA
I
start
highest line current for maximum
gain
I
stop
lowest line current for minimum gain
I
line
= 75 mA;
5.8
dB
26
mA
61
mA
DTMF amplifier (pin DTMF; TEA1118A only)
Z
i
input impedance
G
vdtmf
voltage gain from DTMF to LN
16.2
20
17.4
18.6
k
dB
V
DTMF
= 100 mV (RMS);
MUTE or TMUTE = HIGH
f = 300 to 3400 Hz
G
vdtmf(f)
gain variation with frequency
referenced to 1 kHz
gain variation with temperature
referenced to 25
°
C
voltage gain from DTMF to QR
(confidence tone)
±
0.2
dB
G
vdtmf(T)
T
amb
=
25 to + 75
°
C
±
0.4
dB
G
vct
V
DTMF
= 100 mV (RMS);
R
L
= 150
18
dB
Mute function (pin MUTE; TEA1118A only)
V
IL
V
IH
I
MUTE
G
trxm
LOW level input voltage
HIGH level input voltage
input current
gain reduction for transmit and
receive amplifiers
V
EE
0.4
V
EE
+ 1.5
V
EE
+ 0.3
V
CC
+ 0.4 V
3
V
input level = HIGH
MUTE = HIGH
1.25
80
μ
A
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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