SL1062A
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
Microphone inputs MIC- and MIC+ (pins 6 and 7)
Zi
Input Impedance
differential
single -ended
between MIC- and MIC+
MIC- or MIC+ to VEE
KΩ
-
64
-
-
32
-
CMRR Common Mode Rejection
Ratio
-
82
-
dB
Gv
Voltage Gain MIC+ or MIC- Iline = 15 mA
to LN
R7 = 68 KΩ
50.5
53.5 dB
∆Gvf Gain Variation with
f = 300 and 3400 Hz
Frequency Reference to 800
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
DTMF input (pin 11)
Zi Input Impedance
Gv
Voltage Gain from DTMF to
LN
Iline 15 mA; R7 = 68 KΩ
-
20.7
-
KΩ
24.0
-
27.0 dB
∆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
Iline =50 mA;
Tamb = -25 and +75°C
-
±0.2
-
dB
Gain Adjustment Inputs GAS1 and GAS2 (pins 2 and 3)
∆Gv Transmitting Amplifier Gain
Variation by Adjustment of
R7 between GAS1 and GAS2
-8
-
0
dB
Sending Amplifier Output LN (pin 1)
VLN(rms)
Vno(rms)
Output Voltage (RMS value)
Noise Output Voltage (RMS
value)
THD = 10%
Iline = 4 mA
Iline = 15 mA
Iline = 15 mA; R7 =68KΩ
200 Ω between MIC- and
MIC+
-
0.8
1.7
-
-
-69
V
-
-
-
dBmp
Receiving Amplifier Input IR (pin 10)
Zi Input Impedance
Receiving amplifier output QR (pin 4)
Zo Output Impedance
Gv
Voltage Gain from IR to QR
Iline 15 mA; RL = 300 Ω
(from pin 9 to pin 4)
-
21
-
KΩ
-
4
-
Ω
29.5
-
32.5
dB
(continued)
SLS
System Logic
Semiconductor