NTE1794 Datasheet, PDF (2/2 Pages) NTE Electronics – Integrated Circuit Volatge Controlled Amp (VCA) for dbx Noise Reduction System

Electrical Characteristics: (T_A = +25°C, V_CC = +12V, V_EE = –12V, I_SET = 2mA, f = 1kHz,
R_IN = R_OUT = 33kΩ unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Supply Current
Equivalent Input Bias Current
Gain Cell Idling Current
Gain Cell Offset Voltage
Control Constant
Total Harmonic Distortion
Output Noise Level
Symmetry Control Voltage
I_CC
I_IN
I_DLE
V_OFF
V_C
THD
NV
V_SYM
Non Signal
1.0 2.0 3.0 mA
Non Signal
– 6 20 nA
Non Signal
– 20 –
µA
A_V = 0dB, THD ≤ 0.07%
– ±0.5 – mV
A_V = –30dB to +30dB
–5.8 –5.9 –6.1 mV/dB
A_V = 0dB, V_O = 0dBV, BPF = 400Hz to 5kHz
– 0.007 0.07 %
A_V = +20dB, V_O = 0dBV, BPF = 400Hz to 5kHz – 0.02 0.10 %
A_V = –20dB, V_IN = 0dBV, BPF = 400Hz to 5kHz – 0.02 0.15 %
A_V = 0dB, R_IN = 33kΩ, BPF = 10Hz to 20kHz
– –94 –84 dBV
A_V = 0dB, THD ≤ 0.07%
–4 0 +4 mV
Pin Connection Diagram
(Front View)
8 _{Signal Output}
7 _VCC
6 GND
5 I_SET
4 GC Bias
3 GC₁
2 GC₂
1 Signal Input
.768 (19.52) Max
.118 (3.0) Max
1
8
.100 (2.54) Typ
.700 (17.78)
.264 (6.72)
Max
.165 (4.2)
Min