NTE1859 Datasheet, PDF (2/3 Pages) NTE Electronics – Integrated Circuit dbx TV Noise Reduction Integrated Circuit

Electrical Characteristics (Cont’d): (T_A = +25°C, V_CC = +9V Reference Level: 0dB = –5dBm
(436mVrms) unless otherwise specified)
Parameter
Symbol
Test Conditions
VCA Filter Characteristics
Vemp. Filter Characteristics
Total Harmonic Distortion Ratio
Maximum Output Voltage
V_fp–1
V_fp–2
V_fg–1
V_fg–2
THD
V_om–1
f = 3kHz, V_i = 0dB, refer to 1kHz
f = 8kHz, V_i = 0dB, refer to 1kHz
f = 5kHz, V_i = 0dB, refer to 8kHz
f = 2kHz, V_i = 0dB, refer to 8kHz
f = 1kHz, V_i = –3dB
f = 300Hz, THD = 1.5%
V_om–2 f = 8kHz, THD = 1.5%
Output Noise Level
V_on A weight
Timing Current
I_time
Center Potential
V_CC/2
Min Typ Max Unit
–5.5 –4.0 –2.5 dB
–13.0 –11.0 –9.0 dB
–9.4 –7.4 –5.4 dB
–32.3 –28.8 –25.3 dB
–
0.1 0.3 %
11.0 12.5 – dB
–2.0 1.0
–
dB
– –104 –80 dB
(7.1) 7.5 (7.9) µA
4.3 4.5 4.7 V
Electrical Characteristics: (T_A = +25°C, V_CC = +9V Reference Level: 0dB = –5dBm (436mVrms)
Note 1 unless otherwise specified)
Parameter
Consumption Current
Decoding Characteristics
300Hz, –5dB
300Hz, –15dB
300Hz, –30dB
1kHz, 0dB
1kHz, –10dB
1kHz, –20dB
8kHz, 0dB
8kHz, –10dB
8kHz, –15dB
VCA Filter Characteristics
3kHz
8kHz
Vemp Filter Characteristics
5kHz
2kHz
Total Harmonic Distortion Ratio
Maximum Output Voltage
300Hz
8kHz
Output Noise Level
Middle Point Potential
Switch Condition
Symbol ₁
2
3
4
5
6
7
I_CC OFF –
–
–
–
b
b
V_od–1 ON –
b
b
b
b
b
V_od–2 ON –
b
b
b
b
b
V_od–3 ON –
b
b
b
b
b
V_od–4 ON –
b
b
b
b
b
V_od–5 ON –
b
b
b
b
b
V_od–6 ON –
b
b
b
b
b
V_od–7 ON –
b
b
b
b
b
V_od–8 ON –
b
b
b
b
b
V_od–9 ON –
b
b
b
b
b
V_fp–1 ON a
a
b
b
b
b
V_fp–2 ON a
a
b
b
b
b
V_fg–1 ON b
a
b
b
b
b
V_fg–2 ON b
a
b
b
b
b
THD ON – b b b b b
V_om–1 ON –
b
b
b
b
b
V_om–2 ON –
b
b
b
b
b
Von OFF – b a a b b
V_CC/2 OFF –
–
–
–
b
b
Note 1. It suffices that a or b is inserted into (–).