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參數(shù)資料
| 型號： | TDA1526 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 音頻控制 |
| 英文描述： | Stereo-tone/volume control circuit |
| 中文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP18 |
| 封裝： | 0.300 INCH, PLASTIC, DIP-18 |
| 文件頁數(shù)： | 6/14頁 |
| 文件大?。?/td> | 196K |
| 代理商： | TDA1526 |
May 1992
6
Philips Semiconductors
Product specification
Stereo-tone/volume control circuit
TDA1526
AC 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
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Control range
Maximum gain of volume (Fig.4)
Volume control range; G
v max
/G
v min
Balance control range; G
v
= 0 dB (Fig.5)
Bass control range at 40 Hz (Fig.6)
Treble control range at 16 kHz (Fig.7)
Contour characteristics
G
v max
G
v
G
v
G
v
G
v
20.5
90
21.5
100
40
19 to
+
17
±
3
±
15
±
3
see Figs 9 and 10
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
Signal handling with DC feedback
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
Input signal handling
at V
P
= 8.5 V
15 V; THD = 0.7%;
f = 1 kHz (RMS value)
Output signal handling (note 2 and note 3)
at V
P
= 8.5 V; THD = 0.7%;
f = 1 kHz (RMS value)
Noise performance
(V
P
= 12 V)
Output noise voltage (unweighted; Fig.14)
at f = 20 Hz to 20 kHz (RMS value; note 4)
for G
v
=
16 dB (note 5)
V
i(rms
)
1.8
2.0
V
V
o(rms
)
1.8
2.0
V
V
no(rms
)
100
200
μ
V
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