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參數(shù)資料
| 型號： | NTE1780 |
| 廠商： | NTE Electronics, Inc. |
| 英文描述： | Quad Differential Comparator 14-SSOP 0 to 70 |
| 中文描述： | 集成電路2通道音頻/直流音量/平衡控制電路 |
| 文件頁數(shù)： | 1/3頁 |
| 文件大?。?/td> | 27K |
| 代理商： | NTE1780 |
NTE1780
Integrated Circuit
2 Channel Tone/DC Volume/Balance Control Circuit
Description:
The NTE1780 is an integrated circuit in a 12–Lead SIP type package designed for 2–channel volume
and tone control circuits.
Features:
Easier Compact Set Design
Functions Are: 2–Channel Bass, Treble Control Circuit
Balance Control Circuit
DC Volume Control Circuit (Volume Control
w
/Physiological Characteristics)
All Functions Enable DC Controllable
Absolute Maximum Ratings:
(T
A
= +25
°
C unless otherwise specified)
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Voltage, V
1, 4, 5, 6–7
, V
8, 9, 11, 12–7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply Current, I
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Current, I
3
, I
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Dissipation, P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Ambient Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
14.4V
0, V
2–7
64mA
–40mA
920mW
–20
°
to +70
°
C
–55
°
to +150
°
C
Electrical Characteristics:
(T
A
= +25C, V
CC
= 12V unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Circuit Current
I
tot
V
CC
= 12V
V
i
= No Signal, V
12
= V
CC
, V
1
= V
5
= V
8
= V
CC
/2
24
38
50
mA
Circuit Voltage
V
3, 10–7
8.0
8.4
8.8
V
Volume Circuit
Maximum Output
V
O
max
CB
f = 1kHz, V
i
= 400mV
rms
, V
12
= V
CC
,
V
1
= V
5
= V
8
= V
CC
/2
190
230
270
±
1.0
0.90
mV
rms
Channel Balance (Note 1)
–
+0.2
Volume Starting Voltage
V
(st)
f = 1kHz, V
i
= 400mV
rms
, V
12
= VR,
V
1
= V
5
= V
8
= V
CC
/2, Note 2
f = 1kHz, V
i
= 400mV
rms
, V
12
= 0,
V
1
= V
5
= V
8
= V
CC
/2
0.40
0.60
V
Residual Tone Level
(Volume Minimum)
V
min.
–
25
50
μ
V
rms
Balance Control Circuit
Attenuation (R–ch)
A
ttBR
f = 1kHz, V
i
= 400mV
rms
, V
12
= V
CC
,
V
5
= V
8
= V
CC
/2, V
OR1
: V
1
= (5.5/12),
V
CC
(VR–1), V
OR2
: V
1
= 0V, Note 3
–32
–45
–
dB
Note 1. Deviation between R and L–ch for maximum output.
Note 2. V
12
voltage when output voltage is 0.1mV
rms
.
Note 3. A
ttBR
: V
OR2
/V
OR1
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