參數(shù)資料
型號: 935220650518
廠商: NXP SEMICONDUCTORS
元件分類: 無繩電話/電話
英文描述: TELECOM, CORDLESS, BASEBAND CIRCUIT, PDSO14
封裝: PLASTIC, SOT-108, SOP-14
文件頁數(shù): 7/27頁
文件大?。?/td> 226K
代理商: 935220650518
1997 Jul 14
15
Philips Semiconductors
Product specication
Versatile cordless transmisssion circuit
TEA1118; TEA1118A
Automatic gain control (pin AGC)
Gvtrx
gain control range for transmit and
receive ampliers with respect to
Iline =15mA
Iline =75mA;
5.8
dB
Istart
highest line current for maximum
gain
26
mA
Istop
lowest line current for minimum gain
61
mA
DTMF amplier (pin DTMF; TEA1118A only)
Zi
input impedance
20
k
Gvdtmf
voltage gain from DTMF to LN
VDTMF = 100 mV (RMS);
MUTE or TMUTE = HIGH
16.2
17.4
18.6
dB
G
vdtmf(f)
gain variation with frequency
referenced to 1 kHz
f = 300 to 3400 Hz
±0.2
dB
Gvdtmf(T) gain variation with temperature
referenced to 25
°C
Tamb = 25 to + 75 °C
±0.4
dB
Gvct
voltage gain from DTMF to QR
(condence tone)
VDTMF = 100 mV (RMS);
RL = 150
18
dB
Mute function (pin MUTE; TEA1118A only)
VIL
LOW level input voltage
VEE 0.4
VEE + 0.3 V
VIH
HIGH level input voltage
VEE + 1.5
VCC + 0.4 V
IMUTE
input current
input level = HIGH
1.25
3
A
G
trxm
gain reduction for transmit and
receive ampliers
MUTE = HIGH
80
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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