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參數(shù)資料
| 型號(hào)： | TDA1524 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Stereo-tone/volume control circuit |
| 中文描述： | Stereo-tone/volume控制電路 |
| 文件頁數(shù)： | 6/16頁 |
| 文件大小： | 207K |
| 代理商： | TDA1524 |
September 1987
6
Philips Semiconductors
Product specification
Stereo-tone/volume control circuit
TDA1524A
A.C. CHARACTERISTICS
V
P
= V
3-18
= 8,5 V; T
amb
= 25
°
C; measured in Fig.1; contour switch closed (linear position); volume, balance, bass, and
treble controls in mid-position; R
G
≤
600
; R
L
≥
4,7 k
; C
L
≤
200 pF; f = 1 kHz; unless otherwise specified
D.C. control voltage range for volume,
bass, treble and balance
(pins 1, 9, 10 and 16 respectively)
at V
17-18
= 5 V
using internal supply
Input current of control inputs
(pins 1,9,10 and 16)
V
1,9,10,16
V
1,9,10,16
1,0
0,25
4,25
3,8
V
V
I
1,9,10,16
5
μ
A
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Control range
Max. gain of volume (Fig.5)
Volume control range; G
v max
/G
v min
Balance control range; G
v
= 0 dB (Fig.6)
Bass control range at 40 Hz (Fig.7)
Treble control range at 16 kHz (Fig.8)
Control characteristics
G
v max
G
v
G
v
G
v
G
v
20,5
90
see Fig.9 and 10
21,5
100
40
19 to
+
17
±
3
±
15
±
3
23
dB
dB
dB
dB
dB
Signal inputs, outputs
Input resistance; pins 4 and 15 (note 1)
at gain of volume control:G
v
= 20 dB
R
i4,15
R
i4,15
R
o8,11
10
160
300
k
k
G
v
=
40 dB
Output resistance (pins 8 and 11)
Signal processing
Power supply ripple rejection
at V
P(rms)
≤
200 mV; f = 100 Hz; G
v
= 0 dB
Channel separation (250 Hz to 10 kHz)
at G
v
=
20 to
+
21,5 dB
Spread of volume control with
constant control voltage V
1-18
= 0,5 V
17-18
Gain tolerance between left and right
channel V
16-18
= V
1-18
= 0,5 V
17-18
Tracking between channels
for G
v
= 21,5 to
26 dB
f = 250 Hz to 6,3 kHz; balance adjusted at
G
v
= 10 dB
RR
35
50
dB
α
cs
46
60
dB
G
v
±
3
dB
G
v,L-R
1,5
dB
G
v
2,5
dB
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
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| TDA1526 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Stereo-tone/volume control circuit |
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