參數(shù)資料
型號: TEA5757
廠商: NXP Semiconductors N.V.
英文描述: Self Tuned Radio STR
中文描述: 自調(diào)諧收音機可疑
文件頁數(shù): 14/32頁
文件大?。?/td> 172K
代理商: TEA5757
1999 Aug 26
14
Philips Semiconductors
Product specification
Self Tuned Radio (STR)
TEA5757; TEA5759
AM CHARACTERISTICS
Input frequency f
i
= 1 MHz; m = 0.3; f
m
= 1 kHz; measured in test circuit at pin 10 (see Fig.9); S2 in position B;
V
i1
measured at input of matching network at pin 2; matching network adjusted to maximum output voltage at low input
level; V
n
refers to pin voltages; V
i(n)
refers to test circuit (see Fig.9); unless otherwise specified.
FM CHARACTERISTICS
Input frequency f
i
= 100 MHz;
f = 22.5 kHz; f
m
= 1 kHz; measured in test circuit (see Fig.9) at pin 10; S2 in position B;
V
n
refers to pin voltages; V
i(n)
refers to test circuit (see Fig.9); unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
10
V
i1
V
i1
PSRR
AF output voltage
RF sensitivity input voltage
large signal voltage handling capacity m = 0.8; THD
8%
V
i1
= 5 mV
(S+N)/N = 26 dB
36
40
150
45
55
300
47
70
70
mV
μ
V
mV
dB
power supply ripple rejection
V
7
= 100 mV (RMS);
100 Hz; V
7
= 3.0 V
I
i
C
i
G
c
input current (pin 2)
input capacitance (pin 2)
front-end conversion gain
V
44
= 0.2 V
V
44
= 0.2 V
V
44
= 0.2 V
V
44
= 0.9 V
5
26
0
10
14
50
0.8
56
4
14
0
2.0
μ
A
pF
dB
dB
dB
%
dB
(S+N)/N
THD
α
450
signal plus noise-to-noise ratio
total harmonic distortion
IF suppression
V
i1
= 1 mV
V
10
= 30 mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
10
V
i5
V
i5
AF output voltage
RF sensitivity input voltage
RF limiting sensitivity
V
i5
= 1 mV
(S+N)/N = 26 dB
V
10
at
3 dB;
V
10
is 0 dB at V
i5
= 1 mV
40
1
0.4
48
2
1.2
57
3.8
3.8
mV
μ
V
μ
V
V
i5
PSRR
large signal voltage handling capacity THD < 5%
44
500
mV
dB
power supply ripple rejection
V
7
= 100 mV (RMS);
100 Hz; V
7
= 3.0 V
G
c
front-end conversion gain
12
18
22
dB
(S+N)/N
THD
signal plus noise-to-noise ratio
total harmonic distortion
V
i5
= 1 mV
IF filter
SFE10.7MS3A20K-A
62
0.3
0.8
dB
%
V
7
---V
V
V
7
----------
V
i5
V
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