IL34118 Datasheet, PDF (11/12 Pages) Integral Corp. – Voice Switched Speakerphone Circuit

IL34118
ELECTRICAL CHARACTERISTICS(T_A = -25 to +70°C, V_CC = 5.0 V , CD = 0.8 V, unless noted)
Guaranteed
Symbol
Parameter
Test Conditions
Limits
Unit
Min Max
HYBRID AMPLIFIERS
H_VOS HTO - Offset
V_HTO- - V_B,
Freedback R= 51 KΩ
V_B - 25 V_B +25 mV
HB_VOS HTO - to HTO+ Offset
Freedback R= 51 KΩ
V_B - 37 V_B +37 mV
A_VOLH Open Loop Gain
A_VCLH
V_HT-H
V_HT-L
V_HT+H
V_HT+L
Closed Loop Gain
HTO- High Voltage
HTO- Low Voltage
HTO+ High Voltage
HTO+ Low Voltage
HTI to HTO-, f = 100 Hz,
V_HTI = 20 mV
HTO- to HTO+
I_OUT=-5.0 mA, V_HTI=V_B -1.0 V
I_OUT=5.0 mA, V_HTI=V_B +1.5 V
I_OUT=-5.0 mA,V_HTI=V_B +1.5 V
I_OUT=5.0 mA, V_HTI=V_B -1.0 V
57
-
dB
-2.8
2.2
dB
2.8
-
V
-
375 mV
2.8
-
V
-
562 mV
LEVEL DETECTORS AND BACKGROUND NOISE MONITORS
I_TH* Transmit-Recieve Switching Ratio of Current at RLI1 + RLI2
0.8
1.2
Threshold
to 20 µA at TLI1 + TLI2 to
switch from Tx to Rx
FILTER
FO_VOS Voltage Offset at FO
V_FO -V_B, 220 KΩ from V_B to FI
V_B- V_B +25 mV
250
I_FO
FO Sink Current
V_B = V_FO, V_FI = 0 V
112
500
µA
Note. 1. All currents into a device pin are positive, those out of a pin are negative. Algebraic convention rather
than magnitude is used to define limits.
* _@25°C
11