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參數(shù)資料
| 型號： | TDA1523 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | Stereo cassette head preamplifier and equalizer |
| 中文描述： | 2 CHANNEL, AUDIO PREAMPLIFIER, PDIP14 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 121K |
| 代理商： | TDA1523 |
1996 Feb 26
5
Philips Semiconductors
Preliminary specification
Stereo cassette head
preamplifier and equalizer
TDA1523
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134); note 1.
Note
1.
All pins except 2 and 6 (feedback) can be connected to V
P
(pin 7) or ground (pin 4).
CHARACTERISTICS
V
P
= 8.5 V; T
amb
= 25
°
C; see test circuit Fig.1; unless otherwise specified.
SYMBOL
PARAMETER
MIN.
MAX.
UNIT
V
P
I
fb
P
tot
T
amb
T
stg
supply voltage (pin 7)
feedback current (pins 2 and 6)
total power dissipation
operating ambient temperature
storage temperature
7.5
30
55
12
10
300
+85
+150
V
mA
mW
°
C
°
C
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply (pin 7)
V
P
I
P
supply voltage
supply current
7.5
5
12
V
mA
Inputs (pins 3 or 5)
V
ni(rms)
unweighted noise input voltage
(RMS value)
noise input voltage
f = 20 Hz to 20 kHz;
measured in Fig.3
R
S
= 0; f = 1 kHz; measured
in Fig.3; see also Fig.5
1.6
μ
V
V
ni
5
I
ni
noise input current
f = 1 kHz; measured in Fig.3;
see also Fig.6
1.2
I
3
, I
5
Z
i
DC input current at pins 3 and 5
input impedance
200
2
μ
A
k
f = 1 kHz; note 1
Outputs (pins 14 or 8);
see Fig.7
V
o
output voltage
V
i
= 0.3 mV; f = 315 Hz
THD = 1%; f = 1 kHz
V
1-4
≥
7.5 V; mute off
1.0
5
0.72
10
3.7
700
V
V
mA
V
μ
V
I
O
V
O
V
no(rms)
output source current
DC output voltage
weighted noise output voltage;
DIN A (RMS value)
weighted noise output voltage
CCITT (peak value)
CCIR (peak value)
unweighted noise output voltage;
DIN 45405 (peak value)
output impedance
R
S
= 300
; L
S
= 80 mH
V
no
R
S
= 300
; L
S
= 80 mH
R
S
= 300
; L
S
= 80 mH
R
S
= 300
; L
S
= 80 mH
1200
1600
1800
μ
V
μ
V
μ
V
V
no
Z
o
f = 1 kHz; note 1
1
k
Hz
-nV
Hz
-pA
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