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1892 Datasheet(PDF) 13 Page - NEC

Part # 1892
Description  MATRIX SURROUND SOUND PROCESSOR WITH SOUND PROCESSOR
PDF  42 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

1892 Datasheet(HTML) 13 Page - NEC

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µPC1892
13
µPC1892CT-02 Volume control, tone control block (1/1)
Parameter
Symbol
Test conditions Note 1
MIN. TYP. MAX. Unit
Volume attenuation
ATTVOL
VIN = 0.5 Vr.m.s., f = 1 kHz,
H
M
M
M
OFF
–
–
–90
dB
Volume control voltage: 0.2 V
↓
0 dB: Volume control voltage = H
0.2
Filter: JIS-A
L+R volume attenuation
ATTL+RVOL
VIN = 0.5 Vr.m.s., f = 1 kHz,
–
–
–
–
–
–
–85
–75
dB
L+R volume control voltage:
0.2 V
0 dB: L+R volume control
voltage = H
Filter: JIS-A
Balance attenuation 1
ATTBALL1
VIN = 0.5 Vr.m.s., f = 1 kHz,
H
M
M
M
OFF
–19
–16
–10
dB
L-ch
Balance control voltage: 4.3 V
↓
0 dB: Balance control voltage = M
4.3
Filter: JIS-A
Balance attenuation 2
ATTBALL2
VIN = 0.5 Vr.m.s., f = 1 kHz,
H
M
M
M
OFF
–
–
–90
dB
L-ch
Balance control voltage: 5 V
↓
0 dB: Balance control voltage = M
5.0
Filter: JIS-A
Balance attenuation 1
ATTBALR1
VIN = 0.5 Vr.m.s., f = 1 kHz,
H
M
M
M
OFF
–19
–16
–10
dB
R-ch
Balance control voltage: 0.7 V
↓
0 dB: Balance control voltage = M
0.7
Filter: JIS-A
Balance attenuation 2
ATTBALR2
VIN = 0.5 Vr.m.s., f = 1 kHz,
H
M
M
M
OFF
–
–
–90
dB
R-ch
Balance control voltage: 0 V
↓
0 dB: Balance control voltage = M
0.0
Filter: JIS-A
Low-band boost control
VBB
VIN = 0.5 Vr.m.s., f = 100 Hz,
H
M
M
M
OFF
7
10
13
dB
Bass control voltage: 4.5 V
↓
0 dB: Bass control voltage = M
4.5
Low-band cut control
VBC
VIN = 0.5 Vr.m.s., f = 100 Hz,
H
M
M
M
OFF
–13
–10
–7
dB
Bass control voltage: 0.5 V
↓
0 dB: Bass control voltage = M
0.5
High-band boost control
VTB
VIN = 0.5 Vr.m.s., f = 10 kHz,
H
M
M
M
OFF
7
10
13
dB
Treble control voltage: 4.5 V
↓
0 dB: Treble control voltage = M
4.5
High-band cut control
VTC
VIN = 0.5 Vr.m.s., f = 10 kHz,
H
M
M
M
OFF
–13
–10
–7
dB
Treble control voltage: 0.5 V
↓
0 dB: Treble control voltage = M
0.5
Note 1. H: 5.0 V, M: 2.5 V, L: 0 V, –: Undefined, The alphanumeric numbers in this table represent the level (V).
2. OFF: OFF mode, –: Undefined
Note 2
Note 1
Control pin voltage
(V)



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