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參數(shù)資料
| 型號： | TDA1597T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 接收器 |
| 英文描述： | IF amplifier/demodulator for FM radio receivers |
| 中文描述： | FM, AUDIO DEMODULATOR, PDSO20 |
| 文件頁數(shù)： | 8/24頁 |
| 文件大?。?/td> | 200K |
| 代理商： | TDA1597T |
1997 Feb 27
8
Philips Semiconductors
Product specification
IF amplifier/demodulator for FM radio receivers
TDA1597
OPERATING CHARACTERISTICS
V
P
= 7.5 to 12 V; T
amb
= 25
°
C; FM-MUTE-ON (I
7
= 0); f
IF
= 10.7 MHz; deviation
±
22.5 kHz with f
m
= 400 Hz;
V
i
= 10 mV (RMS) at pin 20; de-emphasis of 50
μ
s; tuned circuit at pins 10 and 11 aligned for symmetrical stop pulses;
measurements taken in Fig.4; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
IF amplifier and demodulator
V
i(rms)
input signal for start of limiting
(
3 dB) (RMS value; pin 20)
input signal for signal-to-noise
ratio (RMS value)
V
7
= V
ref
; FM-MUTE-OFF
14
22
35
μ
V
f = 250 to 15000 Hz; V
7
= V
ref
S/N = 26 dB
S/N = 46 dB
deviation
±
75 kHz
180
15
60
82
200
220
μ
V
μ
V
dB
mV
S/N
V
o(rms)
signal-to-noise ratio
AF output signal (RMS value;
pin 4)
total harmonic distortion without
de-emphasis
without detuning
THD
deviation
±
75 kHz; f
m
= 1 kHz;
I
7
= 0
deviation
±
75 kHz; f
m
= 1 kHz;
I
7
= 0
deviation
±
75 kHz; f
m
= 1 kHz;
I
7
= 0; V
7
= V
ref
0.1
0.3
%
±
25 kHz detuning
0.6
%
compensated via pin 3
0.07
0.25
%
V
4
K2 adjustment
V
4
= V
4
(V
3
= 0)
V
4
(V
3
= V
ref
)
AM suppression on pin 4
V
i
= 0.3 to 1000 mV (RMS)
V
i
= 1 to 300 mV (RMS)
Dynamic mute attenuation
α
;
note 1
α
dynamic mute attenuation
10
mV
α
AM
V
7
= V
ref
; m = 30%
on pin 20
on pin 20
46
60
55
65
dB
dB
deviation
±
75 kHz;
f
m
= 100 kHz; V
2
= 1 V
14
dB
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| TDA1597T/V1,112 | 功能描述:調諧器 FM IF RoHS:否 制造商:NXP Semiconductors 功能: 噪聲系數(shù): 工作電源電壓: 最小工作溫度: 最大工作溫度: |
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| TDA1598 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:立體聲鎖相環(huán)解碼器 |
| TDA1599 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:IF amplifier/demodulator for FM radio receivers |
| TDA1599T | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:IF amplifier/demodulator for FM radio receivers |
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