ILA1062A
ELECTRICAL CHARACTERISTICS(Iline = 11 to 140 mA; VEE = 0 V; f = 800 Hz;Tamb = 25°C;
unless other specified)
Symbol
Parameter
Test Conditions
Guaranteed Limits
Unit
Min Typ Max
∆Gvf Gain Variation with
Frequency Reference to
800 Hz
f = 300 and 3400 Hz
-
±0.2
-
dB
∆GvT
Gain Variation with
Temperature Referenced to
25°C
without R6; Iline =50 mA;
Tamb = -25 and +75°C
-
±0.2
-
dB
Vo(rms) Output Voltage (RMS value) THD = 2%; sine wave
V
drive: R4 = 100 KΩ;
Iline = 15 mA; Ip = 0 mA
RL = 150 Ω
0.22
-
-
RL = 450 Ω
0.3
-
-
Vo(rms) Output Voltage (RMS value) THD=10%; R4=100 KΩ;
-
15
-
mV
Iline = 4 mA; RL = 150 Ω
Vno(rms) Noise Output Voltage (RMS Iline = 15 mA; R4=100KΩ
-
50
-
µV
value)
IR open-circuit
psophometrically weighted;
RL =300 Ω
Gain Adjustment Input GAR (pin 5)
∆Gv Receiving Amplifier Gain
Variation by Adjustment of
R4 between GAR and OR
-11
-
0
dB
Mute Input (pin 12)
VIH
VIL
IMUTE
HIGH Level Input Voltage
LOW Level Input Voltage
Input Current
1.5
-
VCC
V
-
-
0.3
V
-
-
15
µA
Raduction of Gain
∆Gv MIC+ or MIC- to LN
MUTE = LOW
Gv
Voltage Gain from DTMF to R4 = 100 KΩ
QR
RL = 300 Ω
-
70
-
dB
-
-17
-
dB
Automatic Gain Control Input AGC (pin 15)
∆Gv Controlling the Gain from IR R6 = 110 KΩ
to QR and the Gain from
(between AGC and VEE)
MIC+, MIC- to LN
Iline = 70 mA
Gain Control Range
-
-5.8
-
dB
IlineH Highest Line Current for
Maximum Gain
-
23
-
mA
IlineL Lowest Line Current for
Minimum Gain
-
61
-
mA
7